xint (19mar16)

git-svn-id: svn://tug.org/texlive/trunk@40077 c570f23f-e606-0410-a88d-b1316a301751

10 files changed, 790 insertions, 464 deletions

diff --git a/Master/texmf-dist/tex/generic/xint/xint.sty b/Master/texmf-dist/tex/generic/xint/xint.sty
index 85e1274744c..6cad13c1d89 100644
--- a/Master/texmf-dist/tex/generic/xint/xint.sty
+++ b/Master/texmf-dist/tex/generic/xint/xint.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xint: Expandable operations on big integers
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty (loaded by xintcore.sty)
 \XINT_providespackage
 \ProvidesPackage{xint}%
-  [2016/03/12 1.2f Expandable operations on big integers (JFB)]%
+  [2016/03/19 1.2g Expandable operations on big integers (JFB)]%
 \long\def\xint_firstofthree  #1#2#3{#1}%
 \long\def\xint_secondofthree #1#2#3{#2}%
 \long\def\xint_thirdofthree  #1#2#3{#3}%
@@ -90,21 +90,16 @@
     \fi
 }%
 \def\xintiiIsOne   {\romannumeral0\xintiiisone }%
-\def\xintiiisone #1{\expandafter\XINT_isone\romannumeral`&&@#1\W\Z }%
+\def\xintiiisone #1{\expandafter\XINT_isone\romannumeral`&&@#1XY}%
 \def\xintIsOne   {\romannumeral0\xintisone }%
-\def\xintisone #1{\expandafter\XINT_isone\romannumeral0\xintnum{#1}\W\Z }%
-\def\XINT_isOne #1{\romannumeral0\XINT_isone #1\W\Z }%
-\def\XINT_isone #1#2%
+\def\xintisone #1{\expandafter\XINT_isone\romannumeral0\xintnum{#1}XY}%
+\def\XINT_isOne #1{\romannumeral0\XINT_isone #1XY}%
+\def\XINT_isone #1#2#3Y%
 {%
-    \xint_gob_til_one #1\XINT_isone_b 1%
-    \expandafter\space\expandafter 0\xint_gob_til_Z #2%
+    \unless\if#2X\xint_dothis{ 0}\fi
+    \unless\if#11\xint_dothis{ 0}\fi
+    \xint_orthat{ 1}%
 }%
-\def\XINT_isone_b #1\xint_gob_til_Z #2%
-{%
-    \xint_gob_til_W #2\XINT_isone_yes \W
-    \expandafter\space\expandafter 0\xint_gob_til_Z
-}%
-\def\XINT_isone_yes #1\Z { 1}%
 \let\xintRev\xintReverseDigits
 \def\xintLen {\romannumeral0\xintlen }%
 \def\xintlen #1%
diff --git a/Master/texmf-dist/tex/generic/xint/xintbinhex.sty b/Master/texmf-dist/tex/generic/xint/xintbinhex.sty
index 061e629acca..429bd7fb008 100644
--- a/Master/texmf-dist/tex/generic/xint/xintbinhex.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintbinhex.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintbinhex: Expandable binary and hexadecimal conversions
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xintbinhex}%
-  [2016/03/12 1.2f Expandable binary and hexadecimal conversions (JFB)]%
+  [2016/03/19 1.2g Expandable binary and hexadecimal conversions (JFB)]%
 \newcount\xint_c_ii^xv  \xint_c_ii^xv   32768
 \newcount\xint_c_ii^xvi \xint_c_ii^xvi  65536
 \newcount\xint_c_x^v    \xint_c_x^v    100000
@@ -206,7 +206,7 @@
         -{\XINT_dth_P #1}%
      \krof
 }%
-\def\XINT_dth_N {\expandafter\xint_minus_thenstop\romannumeral0\XINT_dth_P }%
+\def\XINT_dth_N {\expandafter-\romannumeral0\XINT_dth_P }%
 \def\XINT_dth_P {\expandafter\XINT_dth_III\romannumeral`&&@\XINT_dtbh_I {0.}}%
 \def\xintDecToBin {\romannumeral0\xintdectobin }%
 \def\xintdectobin #1%
@@ -218,7 +218,7 @@
         -{\XINT_dtb_P #1}%
      \krof
 }%
-\def\XINT_dtb_N {\expandafter\xint_minus_thenstop\romannumeral0\XINT_dtb_P }%
+\def\XINT_dtb_N {\expandafter-\romannumeral0\XINT_dtb_P }%
 \def\XINT_dtb_P {\expandafter\XINT_dtb_III\romannumeral`&&@\XINT_dtbh_I {0.}}%
 \def\XINT_dtbh_I #1#2#3#4#5%
 {%
@@ -354,8 +354,7 @@
         -{\XINT_htd_I {0000}#1}%
      \krof
 }%
-\def\XINT_htd_neg {\expandafter\xint_minus_thenstop
-                   \romannumeral0\XINT_htd_I {0000}}%
+\def\XINT_htd_neg {\expandafter-\romannumeral0\XINT_htd_I {0000}}%
 \def\XINT_htd_I #1#2#3#4#5%
 {%
     \xint_gob_til_W #5\XINT_htd_II_a\W
@@ -438,8 +437,7 @@
         -{\XINT_btd_I {000000}#1}%
      \krof
 }%
-\def\XINT_btd_neg {\expandafter\xint_minus_thenstop
-                               \romannumeral0\XINT_btd_I {000000}}%
+\def\XINT_btd_neg {\expandafter-\romannumeral0\XINT_btd_I {000000}}%
 \def\XINT_btd_I #1#2#3#4#5#6#7#8#9%
 {%
     \xint_gob_til_W #9\XINT_btd_II_a {#2#3#4#5#6#7#8#9}\W
@@ -550,7 +548,7 @@
         -{\XINT_bth_P #1}%
      \krof
 }%
-\def\XINT_bth_N {\expandafter\xint_minus_thenstop\romannumeral0\XINT_bth_P }%
+\def\XINT_bth_N {\expandafter-\romannumeral0\XINT_bth_P }%
 \def\XINT_bth_P {\expandafter\XINT_bth_I\expandafter{\expandafter}%
                  \romannumeral0\XINT_OQ {}}%
 \def\XINT_bth_I #1#2#3#4#5#6#7#8#9%
@@ -584,7 +582,7 @@
         -{\XINT_htb_P #1}%
      \krof
 }%
-\def\XINT_htb_N {\expandafter\xint_minus_thenstop\romannumeral0\XINT_htb_P }%
+\def\XINT_htb_N {\expandafter-\romannumeral0\XINT_htb_P }%
 \def\XINT_htb_P {\XINT_htb_I_a {}}%
 \def\XINT_htb_I_a #1#2#3#4#5#6#7#8#9%
 {%
@@ -625,7 +623,7 @@
         -{\XINT_chtb_P #1}%
      \krof
 }%
-\def\XINT_chtb_N {\expandafter\xint_minus_thenstop\romannumeral0\XINT_chtb_P }%
+\def\XINT_chtb_N {\expandafter-\romannumeral0\XINT_chtb_P }%
 \def\XINT_chtb_P {\expandafter\XINT_chtb_I\expandafter{\expandafter}%
                   \romannumeral0\XINT_OQ {}}%
 \def\XINT_chtb_I #1#2#3#4#5#6#7#8#9%
diff --git a/Master/texmf-dist/tex/generic/xint/xintcfrac.sty b/Master/texmf-dist/tex/generic/xint/xintcfrac.sty
index 6f516f56bfb..d4df3400f4b 100644
--- a/Master/texmf-dist/tex/generic/xint/xintcfrac.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintcfrac.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintcfrac: Expandable continued fractions with xint package
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xintcfrac}%
-  [2016/03/12 1.2f Expandable continued fractions with xint package (JFB)]%
+  [2016/03/19 1.2g Expandable continued fractions with xint package (JFB)]%
 \def\xintCFrac {\romannumeral0\xintcfrac }%
 \def\xintcfrac #1%
 {%
diff --git a/Master/texmf-dist/tex/generic/xint/xintcore.sty b/Master/texmf-dist/tex/generic/xint/xintcore.sty
index 5088cdefa12..c0ae2f7d5dc 100644
--- a/Master/texmf-dist/tex/generic/xint/xintcore.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintcore.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintcore: Expandable arithmetic on big integers
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xintcore}%
-  [2016/03/12 1.2f Expandable arithmetic on big integers (JFB)]%
+  [2016/03/19 1.2g Expandable arithmetic on big integers (JFB)]%
 \ifdefined\m@ne\let\xint_c_mone\m@ne
           \else\csname newcount\endcsname\xint_c_mone \xint_c_mone -1 \fi
 \newcount\xint_c_x^viii                  \xint_c_x^viii   100000000
@@ -274,7 +274,7 @@
 \def\XINT_reversedigits #1%
 {%
     \xint_UDsignfork
-      #1{\expandafter\xint_minus_thenstop\romannumeral0\XINT_reversedigits_a}%
+      #1{\expandafter-\romannumeral0\XINT_reversedigits_a}%
        -{\XINT_reversedigits_a #1}%
     \krof
 }%
@@ -309,7 +309,7 @@
 {%
     \xint_UDzerominusfork
       #1-{ 0}%
-      0#1{ -1}%
+      0#1{-1}%
        0-{ 1}%
     \krof
 }%
@@ -416,7 +416,7 @@
 }%
 \def\XINT_dbl_zero #1\Z { 0}%
 \def\XINT_dbl_neg
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_dbl_pos }%
+   {\expandafter-\romannumeral0\XINT_dbl_pos }%
 \def\XINT_dbl_pos #1\Z
 {%
     \expandafter\XINT_dbl_pos_aa
@@ -481,9 +481,9 @@
        0-{\XINT_dec_pos #1}%
     \krof
 }%
-\def\XINT_dec_zero #1\Z { -1}%
+\def\XINT_dec_zero #1\Z {-1}%
 \def\XINT_dec_neg
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_inc_pos }%
+   {\expandafter-\romannumeral0\XINT_inc_pos }%
 \def\XINT_dec_pos #1\Z
 {%
     \expandafter\XINT_dec_pos_aa
@@ -552,7 +552,7 @@
 \def\XINT_add_firstiszero  #1\krof 0#2#3\Z #4\Z { #2#3}%
 \def\XINT_add_secondiszero #1\krof #20#3\Z #4\Z { #2#4}%
 \def\XINT_add_minusminus   #1#2%
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_add_pp_a {}{}}%
+   {\expandafter-\romannumeral0\XINT_add_pp_a {}{}}%
 \def\XINT_add_minusplus    #1#2{\XINT_sub_mm_a {}#2}%
 \def\XINT_add_plusminus    #1#2%
    {\expandafter\XINT_opp\romannumeral0\XINT_sub_mm_a #1{}}%
@@ -705,7 +705,7 @@
 \def\XINT_sub_plusplus   #1#2%
    {\expandafter\XINT_opp\romannumeral0\XINT_sub_mm_a #1#2}%
 \def\XINT_sub_minusplus    #1#2%
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_add_pp_a {}#2}%
+   {\expandafter-\romannumeral0\XINT_add_pp_a {}#2}%
 \def\XINT_sub_minusminus #1#2{\XINT_sub_mm_a {}{}}%
 \def\XINT_sub_mm_a  #1#2#3\Z
 {%
@@ -899,9 +899,9 @@
 \def\XINT_mul_zero  #1\krof #2#3\Z #4\Z { 0}%
 \def\XINT_mul_minusminus   #1#2{\XINT_mul_plusplus {}{}}%
 \def\XINT_mul_minusplus    #1#2%
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_mul_plusplus {}#2}%
+   {\expandafter-\romannumeral0\XINT_mul_plusplus {}#2}%
 \def\XINT_mul_plusminus    #1#2%
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_mul_plusplus #1{}}%
+   {\expandafter-\romannumeral0\XINT_mul_plusplus #1{}}%
 \def\XINT_mul_plusplus #1#2#3\Z
 {%
   \expandafter\XINT_mul_pre_b
diff --git a/Master/texmf-dist/tex/generic/xint/xintexpr.sty b/Master/texmf-dist/tex/generic/xint/xintexpr.sty
index ab7896f4fe0..b2736c3398b 100644
--- a/Master/texmf-dist/tex/generic/xint/xintexpr.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintexpr.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintexpr: Expandable expression parser
 %% ---------------------------------------------------------------
@@ -81,7 +81,7 @@
 \XINTsetupcatcodes%
 \XINT_providespackage
 \ProvidesPackage{xintexpr}%
-  [2016/03/12 1.2f Expandable expression parser (JFB)]%
+  [2016/03/19 1.2g Expandable expression parser (JFB)]%
 \catcode`! 11
 \def\xint_gob_til_! #1!{}% catcode 11 ! default in xintexpr.sty code.
 \edef\XINT_expr_lockscan#1!% not used for decimal numbers in xintexpr 1.2
@@ -910,8 +910,9 @@
       \else
         \xint_afterfi
         {\expandafter ##2\expandafter ##3\csname
-              .=\expandafter\xintListSel::csv \romannumeral`&&@\XINT_expr_unlock ##4;%
-                \XINT_expr_unlock ##1;\endcsname % unlock added for \xintNewExpr
+           .=\expandafter\xintListSel:f:csv
+                         \romannumeral`&&@\XINT_expr_unlock ##4;%
+             \XINT_expr_unlock ##1;\endcsname % unlock for \xintNewExpr
         }%
       \fi
     }%
@@ -972,7 +973,7 @@
 \let\XINT_flexpr_op_][: \XINT_expr_op_][:
 \let\XINT_iiexpr_op_][: \XINT_expr_op_][:
 \catcode`[ 12 \catcode`] 12
-\def\xintListSel::csv #1{%
+\def\xintListSel:f:csv #1{%
     \if ]\noexpand#1\xint_dothis{\expandafter\XINT_listsel:_s\romannumeral`&&@}\fi
     \if :\noexpand#1\xint_dothis{\XINT_listsel:_:}\fi
     \xint_orthat {\XINT_listsel:_nth #1}%
@@ -980,31 +981,22 @@
 \def\XINT_listsel:_s #1{\if p#1\expandafter\XINT_listsel:_trim\else
                                \expandafter\XINT_listsel:_keep\fi }%
 \def\XINT_listsel:_: #1.#2.{\csname XINT_listsel:_#1#2\endcsname }%
-\def\XINT_listsel:_trim #1;#2;%
-   {\xintListWithSep,{\xintTrim {\xintNum{#1}}{\xintCSVtoListNonStripped{#2}}}}%
-\def\XINT_listsel:_keep #1;#2;%
-   {\xintListWithSep,{\xintKeep {\xintNum{#1}}{\xintCSVtoListNonStripped{#2}}}}%
-\def\XINT_listsel:_nth#1;#2;%
-   {\xintNthElt {\xintNum{#1}}{\xintCSVtoListNonStripped{#2}}}%
+\def\XINT_listsel:_trim #1;#2;{\xintTrim:f:csv {\xintNum{#1}}{#2}}%
+\def\XINT_listsel:_keep #1;#2;{\xintKeep:f:csv {\xintNum{#1}}{#2}}%
+\def\XINT_listsel:_nth#1;#2;{\xintNthEltPy:f:csv {\xintNum{#1}}{#2}}%
 \def\XINT_listsel:_PP #1;#2;#3;%
-   {\xintListWithSep,%
-    {\xintTrim {\xintNum{#1}}{\xintKeep {\xintNum{#2}}{\xintCSVtoListNonStripped{#3}}}}%
-   }%
+   {\xintTrim:f:csv {\xintNum{#1}}{\xintKeep:f:csv {\xintNum{#2}}{#3}}}%
 \def\XINT_listsel:_NN #1;#2;#3;%
-   {\xintListWithSep,%
-    {\xintTrim {\xintNum{#2}}{\xintKeep {\xintNum{#1}}{\xintCSVtoListNonStripped{#3}}}}%
-   }%
-\def\XINT_listsel:_NP #1;#2;#3;%
-   {\expandafter\XINT_listsel:_NP_a \the\numexpr #1+%
-             \xintNthElt{0}{\xintCSVtoListNonStripped{#3}};#2;#3;}%
-\def\XINT_listsel:_NP_a #1#2;{\if -#1\expandafter\XINT_listsel:_OP\fi
-                              \XINT_listsel:_PP #1#2;}%
+   {\xintTrim:f:csv {\xintNum{#2}}{\xintKeep:f:csv {\xintNum{#1}}{#3}}}%
+\def\XINT_listsel:_NP #1;#2;#3;{\expandafter\XINT_listsel:_NP_a
+                                \the\numexpr #1+\xintLength:f:csv{#3};#2;#3;}%
+\def\XINT_listsel:_NP_a #1#2;%
+   {\if -#1\expandafter\XINT_listsel:_OP\fi\XINT_listsel:_PP #1#2;}%
 \def\XINT_listsel:_OP\XINT_listsel:_PP #1;{\XINT_listsel:_PP 0;}%
-\def\XINT_listsel:_PN #1;#2;#3;%
-   {\expandafter\XINT_listsel:_PN_a \the\numexpr #2+%
-             \xintNthElt{0}{\xintCSVtoListNonStripped{#3}};#1;#3;}%
-\def\XINT_listsel:_PN_a #1#2;#3;{\if -#1\expandafter\XINT_listsel:_PO\fi
-                              \XINT_listsel:_PP #3;#1#2;}%
+\def\XINT_listsel:_PN #1;#2;#3;{\expandafter\XINT_listsel:_PN_a
+                                \the\numexpr #2+\xintLength:f:csv{#3};#1;#3;}%
+\def\XINT_listsel:_PN_a #1#2;#3;%
+   {\if -#1\expandafter\XINT_listsel:_PO\fi\XINT_listsel:_PP #3;#1#2;}%
 \def\XINT_listsel:_PO\XINT_listsel:_PP #1;#2;{\XINT_listsel:_PP #1;0;}%
 \def\xintSeq::csv {\romannumeral0\xintseq::csv }%
 \def\xintseq::csv #1#2%
@@ -1602,6 +1594,64 @@
        \csname.=\the\numexpr \XINT_expr_unlock#3+\xint_c_i\endcsname }%
 \def\XINT_expr_rseq:_Abort #1!#2#3~#4#5{}%
 \def\XINT_expr_rseq:_Break #1!#2#3~#4#5{,#1}%
+\def\XINT_expr_func_iter   {\XINT_allexpr_iter \xintbareeval      \xintthebareeval      }%
+\def\XINT_flexpr_func_iter {\XINT_allexpr_iter \xintbarefloateval \xintthebarefloateval }%
+\def\XINT_iiexpr_func_iter {\XINT_allexpr_iter \xintbareiieval    \xintthebareiieval    }%
+\def\XINT_allexpr_iter #1#2#3%
+{%
+    \expandafter\XINT_expr_iterx\expandafter #1\expandafter#2\expandafter
+    #3\romannumeral`&&@\XINT_expr_onlitteral_seq_a {}%
+}%
+\def\XINT_expr_iterx #1#2#3#4#5%
+{%
+    \expandafter\XINT_expr_itery\romannumeral0#1(#5)\relax #3#4#2%
+}%
+\def\XINT_expr_itery #1#2#3#4#5%
+{%
+    \expandafter \XINT_expr_getop
+    \csname .=%
+    \expandafter\XINT_expr_iter:_aa
+    \romannumeral`&&@\XINT_expr_unlock #1!{#5#4\relax !#3}#2\endcsname
+}%
+\def\XINT_expr_iter:_aa #1{\if +#1\expandafter\XINT_expr_iter:_A\else
+                                  \expandafter\XINT_expr_iter:_a\fi #1}%
+\def\XINT_expr_iter:_a #1!#2#3{\XINT_expr_iter:_b {#3}{#2}#1,^,}%
+\def\XINT_expr_iter:_b #1#2#3#4,{%
+     \if ,#3\xint_dothis\XINT_expr_iter:_noop\fi
+     \if ^#3\xint_dothis\XINT_expr_iter:_end\fi
+     \xint_orthat{\expandafter\XINT_expr_iter:_c}%
+     \csname.=#3#4\endcsname {#1}{#2}%
+}%
+\def\XINT_expr_iter:_noop\csname.=,#1\endcsname #2#3{\XINT_expr_iter:_b {#2}{#3}#1,}%
+\def\XINT_expr_iter:_end \csname.=^\endcsname #1#2{\XINT_expr:_unlock #1}%
+\def\XINT_expr_iter:_c #1#2#3%
+   {\expandafter\XINT_expr_iter:_d\romannumeral`&&@#3#1~#2{#3}}%
+\def\XINT_expr_iter:_d #1{%
+    \if ^#1\xint_dothis\XINT_expr_iter:_abort\fi
+    \if ?#1\xint_dothis\XINT_expr_iter:_break\fi
+    \if !#1\xint_dothis\XINT_expr_iter:_omit\fi
+    \xint_orthat{\XINT_expr_iter:_goon #1}}%
+\def\XINT_expr_iter:_goon  #1!#2#3~#4#5%
+   {\expandafter\XINT_expr_iter:_b\romannumeral0\XINT_expr_lockit {#1}{#5}}%
+\def\XINT_expr_iter:_omit  #1!#2#3~{\XINT_expr_iter:_b }%
+\def\XINT_expr_iter:_abort #1!#2#3~#4#5#6^,{\XINT_expr_unlock #4}%
+\def\XINT_expr_iter:_break #1!#2#3~#4#5#6^,{#1}%
+\def\XINT_expr_iter:_A +#1!#2#3{\XINT_expr_iter:_D #1#3{#2}}%
+\def\XINT_expr_iter:_D #1#2#3%
+   {\expandafter\XINT_expr_iter:_E\romannumeral`&&@#3#1~#2{#3}}%
+\def\XINT_expr_iter:_E #1{\if #1^\xint_dothis\XINT_expr_iter:_Abort\fi
+                         \if #1?\xint_dothis\XINT_expr_iter:_Break\fi
+                         \if #1!\xint_dothis\XINT_expr_iter:_Omit\fi
+                         \xint_orthat{\XINT_expr_iter:_Goon #1}}%
+\def\XINT_expr_iter:_Goon  #1!#2#3~#4#5%
+    {\expandafter\XINT_expr_iter:_D
+     \csname.=\the\numexpr \XINT_expr_unlock#3+\xint_c_i\expandafter\endcsname
+     \romannumeral0\XINT_expr_lockit{#1}{#5}}%
+\def\XINT_expr_iter:_Omit  #1!#2#3~%#4#5%
+    {\expandafter\XINT_expr_iter:_D
+     \csname.=\the\numexpr \XINT_expr_unlock#3+\xint_c_i\endcsname }%
+\def\XINT_expr_iter:_Abort #1!#2#3~#4#5{\XINT_expr:_unlock #4}%
+\def\XINT_expr_iter:_Break #1!#2#3~#4#5{#1}%
 \def\XINT_expr_func_rrseq   {\XINT_allexpr_rrseq \xintbareeval      \xintthebareeval      }%
 \def\XINT_flexpr_func_rrseq {\XINT_allexpr_rrseq \xintbarefloateval \xintthebarefloateval }%
 \def\XINT_iiexpr_func_rrseq {\XINT_allexpr_rrseq \xintbareiieval    \xintthebareiieval    }%
@@ -1665,79 +1715,79 @@
                          \if #1?\xint_dothis\XINT_expr_rrseq:_Break\fi
                          \if #1!\xint_dothis\XINT_expr_rrseq:_Omit\fi
                          \xint_orthat{\XINT_expr_rrseq:_Goon #1}}%
-\def\XINT_expr_func_iter   {\XINT_allexpr_iter \xintbareeval      \xintthebareeval      }%
-\def\XINT_flexpr_func_iter {\XINT_allexpr_iter \xintbarefloateval \xintthebarefloateval }%
-\def\XINT_iiexpr_func_iter {\XINT_allexpr_iter \xintbareiieval    \xintthebareiieval    }%
-\def\XINT_allexpr_iter #1#2#3%
+\def\XINT_expr_func_iterr   {\XINT_allexpr_iterr \xintbareeval      \xintthebareeval      }%
+\def\XINT_flexpr_func_iterr {\XINT_allexpr_iterr \xintbarefloateval \xintthebarefloateval }%
+\def\XINT_iiexpr_func_iterr {\XINT_allexpr_iterr \xintbareiieval    \xintthebareiieval    }%
+\def\XINT_allexpr_iterr #1#2#3%
 {%
-    \expandafter\XINT_expr_iterx\expandafter #1\expandafter #2\expandafter
+    \expandafter\XINT_expr_iterrx\expandafter #1\expandafter #2\expandafter
     #3\romannumeral`&&@\XINT_expr_onlitteral_seq_a {}%
 }%
-\def\XINT_expr_iterx #1#2#3#4#5%
+\def\XINT_expr_iterrx #1#2#3#4#5%
 {%
-    \expandafter\XINT_expr_itery\romannumeral0#1(#5)\expandafter\relax
+    \expandafter\XINT_expr_iterry\romannumeral0#1(#5)\expandafter\relax
     \expandafter{\romannumeral0\xintapply \XINT_expr_lockit
        {\xintRevWithBraces{\xintCSVtoListNonStripped{\XINT_expr_unlock #3}}}}%
     #3#4#2%
 }%
-\def\XINT_expr_itery #1#2#3#4#5#6%
+\def\XINT_expr_iterry #1#2#3#4#5#6%
 {%
     \expandafter \XINT_expr_getop
     \csname .=%
-    \expandafter\XINT_expr_iter:_aa
-                \romannumeral`&&@\XINT_expr_unlock #1!{#6#5\relax !#4}{#2}\endcsname
-}%
-\def\XINT_expr_iter:_aa #1{\if +#1\expandafter\XINT_expr_iter:_A\else
-                                  \expandafter\XINT_expr_iter:_a\fi #1}%
-\def\XINT_expr_iter:_a #1!#2#3{\XINT_expr_iter:_b {#3}{#2}#1,^,}%
-\def\XINT_expr_iter:_b #1#2#3#4,{%
-     \if ,#3\xint_dothis\XINT_expr_iter:_noop\fi
-     \if ^#3\xint_dothis\XINT_expr_iter:_end\fi
-     \xint_orthat{\expandafter\XINT_expr_iter:_c}\csname.=#3#4\endcsname
-     {#1}{#2}%
-}%
-\def\XINT_expr_iter:_noop\csname.=,#1\endcsname #2#3{\XINT_expr_iter:_b {#2}{#3}#1,}%
-\def\XINT_expr_iter:_end \csname.=^\endcsname #1#2%
+    \expandafter\XINT_expr_iterr:_aa
+    \romannumeral`&&@\XINT_expr_unlock #1!{#6#5\relax !#4}{#2}\endcsname
+}%
+\def\XINT_expr_iterr:_aa #1{\if +#1\expandafter\XINT_expr_iterr:_A\else
+                                  \expandafter\XINT_expr_iterr:_a\fi #1}%
+\def\XINT_expr_iterr:_a #1!#2#3{\XINT_expr_iterr:_b {#3}{#2}#1,^,}%
+\def\XINT_expr_iterr:_b #1#2#3#4,{%
+     \if ,#3\xint_dothis\XINT_expr_iterr:_noop\fi
+     \if ^#3\xint_dothis\XINT_expr_iterr:_end\fi
+     \xint_orthat{\expandafter\XINT_expr_iterr:_c}%
+     \csname.=#3#4\endcsname {#1}{#2}%
+}%
+\def\XINT_expr_iterr:_noop\csname.=,#1\endcsname #2#3{\XINT_expr_iterr:_b {#2}{#3}#1,}%
+\def\XINT_expr_iterr:_end \csname.=^\endcsname #1#2%
    {\expandafter\xint_gobble_i\romannumeral0\xintapplyunbraced
           {,\XINT_expr:_unlock}{\xintReverseOrder{#1\space}}}%
-\def\XINT_expr_iter:_c #1#2#3%
-   {\expandafter\XINT_expr_iter:_d\romannumeral`&&@#3#1~#2?{#3}}%
-\def\XINT_expr_iter:_d #1{%
-    \if ^#1\xint_dothis\XINT_expr_iter:_abort\fi
-    \if ?#1\xint_dothis\XINT_expr_iter:_break\fi
-    \if !#1\xint_dothis\XINT_expr_iter:_omit\fi
-    \xint_orthat{\XINT_expr_iter:_goon #1}%
-}%
-\def\XINT_expr_iter:_goon  #1!#2#3~#4?#5{\expandafter\XINT_expr_iter:_b\expandafter
+\def\XINT_expr_iterr:_c #1#2#3%
+   {\expandafter\XINT_expr_iterr:_d\romannumeral`&&@#3#1~#2?{#3}}%
+\def\XINT_expr_iterr:_d #1{%
+    \if ^#1\xint_dothis\XINT_expr_iterr:_abort\fi
+    \if ?#1\xint_dothis\XINT_expr_iterr:_break\fi
+    \if !#1\xint_dothis\XINT_expr_iterr:_omit\fi
+    \xint_orthat{\XINT_expr_iterr:_goon #1}%
+}%
+\def\XINT_expr_iterr:_goon  #1!#2#3~#4?#5{\expandafter\XINT_expr_iterr:_b\expandafter
         {\romannumeral0\xinttrim{-1}{\XINT_expr_lockit{#1}#4}}{#5}}%
-\def\XINT_expr_iter:_omit  #1!#2#3~{\XINT_expr_iter:_b }%
-\def\XINT_expr_iter:_abort #1!#2#3~#4?#5#6^,%
+\def\XINT_expr_iterr:_omit  #1!#2#3~{\XINT_expr_iterr:_b }%
+\def\XINT_expr_iterr:_abort #1!#2#3~#4?#5#6^,%
    {\expandafter\xint_gobble_i\romannumeral0\xintapplyunbraced
           {,\XINT_expr:_unlock}{\xintReverseOrder{#4\space}}}%
-\def\XINT_expr_iter:_break #1!#2#3~#4?#5#6^,%
+\def\XINT_expr_iterr:_break #1!#2#3~#4?#5#6^,%
    {\expandafter\xint_gobble_iv\romannumeral0\xintapplyunbraced
           {,\XINT_expr:_unlock}{\xintReverseOrder{#4\space}},#1}%
 \def\XINT_expr:_unlock #1{\XINT_expr_unlock #1}%
-\def\XINT_expr_iter:_A +#1!#2#3{\XINT_expr_iter:_D #1{#3}{#2}}%
-\def\XINT_expr_iter:_D #1#2#3%
-   {\expandafter\XINT_expr_iter:_E\romannumeral`&&@#3#1~#2?{#3}}%
-\def\XINT_expr_iter:_Goon  #1!#2#3~#4?#5%
-   {\expandafter\XINT_expr_iter:_D
+\def\XINT_expr_iterr:_A +#1!#2#3{\XINT_expr_iterr:_D #1{#3}{#2}}%
+\def\XINT_expr_iterr:_D #1#2#3%
+   {\expandafter\XINT_expr_iterr:_E\romannumeral`&&@#3#1~#2?{#3}}%
+\def\XINT_expr_iterr:_Goon  #1!#2#3~#4?#5%
+   {\expandafter\XINT_expr_iterr:_D
     \csname.=\the\numexpr \XINT_expr_unlock#3+\xint_c_i\expandafter\endcsname
     \expandafter{\romannumeral0\xinttrim{-1}{\XINT_expr_lockit{#1}#4}}{#5}}%
-\def\XINT_expr_iter:_Omit  #1!#2#3~%#4?#5%
-    {\expandafter\XINT_expr_iter:_D
+\def\XINT_expr_iterr:_Omit  #1!#2#3~%#4?#5%
+    {\expandafter\XINT_expr_iterr:_D
      \csname.=\the\numexpr \XINT_expr_unlock#3+\xint_c_i\endcsname}%
-\def\XINT_expr_iter:_Abort #1!#2#3~#4?#5%
+\def\XINT_expr_iterr:_Abort #1!#2#3~#4?#5%
    {\expandafter\xint_gobble_i\romannumeral0\xintapplyunbraced
           {,\XINT_expr:_unlock}{\xintReverseOrder{#4\space}}}%
-\def\XINT_expr_iter:_Break #1!#2#3~#4?#5%
+\def\XINT_expr_iterr:_Break #1!#2#3~#4?#5%
    {\expandafter\xint_gobble_iv\romannumeral0\xintapplyunbraced
           {,\XINT_expr:_unlock}{\xintReverseOrder{#4\space}},#1}%
-\def\XINT_expr_iter:_E #1{\if #1^\xint_dothis\XINT_expr_iter:_Abort\fi
-                         \if #1?\xint_dothis\XINT_expr_iter:_Break\fi
-                         \if #1!\xint_dothis\XINT_expr_iter:_Omit\fi
-                         \xint_orthat{\XINT_expr_iter:_Goon #1}}%
+\def\XINT_expr_iterr:_E #1{\if #1^\xint_dothis\XINT_expr_iterr:_Abort\fi
+                         \if #1?\xint_dothis\XINT_expr_iterr:_Break\fi
+                         \if #1!\xint_dothis\XINT_expr_iterr:_Omit\fi
+                         \xint_orthat{\XINT_expr_iterr:_Goon #1}}%
 \catcode`? 11
 \def\xintANDof:csv #1{\expandafter\XINT_andof:_a\romannumeral`&&@#1,,^}%
 \def\XINT_andof:_a #1{\if ,#1\expandafter\XINT_andof:_e
@@ -2119,6 +2169,11 @@
 }%
 \let\XINT_flexpr_func_ifsgn\XINT_expr_func_ifsgn
 \let\XINT_iiexpr_func_ifsgn\XINT_expr_func_ifsgn
+\def\XINT_expr_func_len #1#2#3%
+    {\expandafter#1\expandafter#2%
+     \csname.=\xintLength:f:csv {\XINT_expr_unlock#3}\endcsname }%
+\let\XINT_flexpr_func_len \XINT_expr_func_len
+\let\XINT_iiexpr_func_len \XINT_expr_func_len
 \def\XINT_expr_func_first #1#2#3%
     {\expandafter #1\expandafter #2\csname.=\expandafter\XINT_expr_func_firsta
      \romannumeral`&&@\XINT_expr_unlock #3,^\endcsname }%
@@ -2148,11 +2203,9 @@
 \let\XINT_iiexpr_func_nuple\XINT_expr_func_nuple
 \def\XINT_expr_func_reversed #1#2#3%
    {\expandafter #1\expandafter #2\csname .=%
-                   \xintReverse::csv {\XINT_expr_unlock #3}\endcsname }%
+                   \xintReverse:f:csv {\XINT_expr_unlock #3}\endcsname }%
 \let\XINT_flexpr_func_reversed\XINT_expr_func_reversed
 \let\XINT_iiexpr_func_reversed\XINT_expr_func_reversed
-\def\xintReverse::csv #1% should be done directly, of course
-   {\xintListWithSep,{\xintRevWithBraces {\xintCSVtoListNonStripped{#1}}}}%
 \def\xintSeqB:f:csv #1#2%
    {\expandafter\XINT_seqb:f:csv \expandafter{\romannumeral0\xintraw{#2}}{#1}}%
 \def\XINT_seqb:f:csv #1#2{\expandafter\XINT_seqb:f:csv_a\romannumeral`&&@#2#1!}%
@@ -2425,8 +2478,8 @@
   \expandafter{\the\toks0\expandafter\def\csname #1:csv\endcsname {~#1:csv}}%
 }%
 \toks0 \expandafter{\the\toks0
-                     \def\xintReverse::csv {~xintReverse::csv }%
-                     \def\xintListSel::csv {~xintListSel::csv }%
+                     \def\xintReverse:f:csv {~xintReverse:f:csv }%
+                     \def\xintListSel:f:csv {~xintListSel:f:csv }%
 }%
 \odef\XINT_expr_redefinemacros {\the\toks0}% Not \edef ! (subtle)
 \def\XINT_expr_redefineprints
diff --git a/Master/texmf-dist/tex/generic/xint/xintfrac.sty b/Master/texmf-dist/tex/generic/xint/xintfrac.sty
index 39b9785986f..ab128c57272 100644
--- a/Master/texmf-dist/tex/generic/xint/xintfrac.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintfrac.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintfrac: Expandable operations on fractions
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xintfrac}%
-  [2016/03/12 1.2f Expandable operations on fractions (JFB)]%
+  [2016/03/19 1.2g Expandable operations on fractions (JFB)]%
 \def\XINT_cntSgnFork #1%
 {%
     \ifcase #1\expandafter\xint_secondofthree
@@ -596,7 +596,7 @@
 }%
 \def\XINT_sgnfrac_N
 {%
-    \expandafter\xint_minus_thenstop\romannumeral0\XINT_sgnfrac_P
+    \expandafter-\romannumeral0\XINT_sgnfrac_P
 }%
 \def\xintFwOver {\romannumeral0\xintfwover }%
 \def\xintfwover #1%
@@ -644,7 +644,7 @@
 }%
 \def\XINT_sgnfwover_N
 {%
-    \expandafter\xint_minus_thenstop\romannumeral0\XINT_sgnfwover_P
+    \expandafter-\romannumeral0\XINT_sgnfwover_P
 }%
 \def\xintREZ {\romannumeral0\xintrez }%
 \def\xintrez
@@ -664,7 +664,7 @@
     \krof
 }%
 \def\XINT_rez_zero #1\Z #2#3{ 0/1[0]}%
-\def\XINT_rez_neg {\expandafter\xint_minus_thenstop\romannumeral0\XINT_rez_B }%
+\def\XINT_rez_neg {\expandafter-\romannumeral0\XINT_rez_B }%
 \def\XINT_rez_B #1\Z
 {%
     \expandafter\XINT_rez_C\romannumeral0\XINT_factortens {#1}%
@@ -708,7 +708,7 @@
     #2\Z {#3}%
 }%
 \def\XINT_irr_denomisone #1\Z #2{ #1/1}% changed in 1.08
-\def\XINT_irr_negative   #1\Z #2{\XINT_irr_D #1\Z #2\Z \xint_minus_thenstop}%
+\def\XINT_irr_negative   #1\Z #2{\XINT_irr_D #1\Z #2\Z -}%
 \def\XINT_irr_nonneg     #1\Z #2{\XINT_irr_D #1\Z #2\Z \space}%
 \def\XINT_irr_D #1#2\Z #3#4\Z
 {%
@@ -775,7 +775,7 @@
     #2\Z {#3}%
 }%
 \def\XINT_jrr_denomisone #1\Z #2{ #1/1}% changed in 1.08
-\def\XINT_jrr_negative   #1\Z #2{\XINT_jrr_D #1\Z #2\Z \xint_minus_thenstop }%
+\def\XINT_jrr_negative   #1\Z #2{\XINT_jrr_D #1\Z #2\Z -}%
 \def\XINT_jrr_nonneg     #1\Z #2{\XINT_jrr_D #1\Z #2\Z \space}%
 \def\XINT_jrr_D #1#2\Z #3#4\Z
 {%
@@ -893,7 +893,7 @@
     \krof
 }%
 \def\XINT_trunc_Fneg #1.#2{\expandafter\xint_firstoftwo_thenstop
-           \romannumeral0\XINT_div_prepare {#2}{#1}\Z \xint_minus_thenstop}%
+           \romannumeral0\XINT_div_prepare {#2}{#1}\Z -}%
 \def\XINT_trunc_Fpos #1.#2{\expandafter\xint_firstoftwo_thenstop
            \romannumeral0\XINT_div_prepare {#2}{#1}\Z \space }%
 \def\XINT_itrunc_G #1#2\Z #3#4%
@@ -1607,7 +1607,7 @@
     #1#5{#2/#3[#4]}{#6/#7[#8]}%
 }%
 \def\XINT_fmax_minusminus --%
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_fmin_nonneg_b }%
+   {\expandafter-\romannumeral0\XINT_fmin_nonneg_b }%
 \def\XINT_fmax_firstneg #1-#2#3{ #1#2}%
 \def\XINT_fmax_secondneg -#1#2#3{ #1#3}%
 \def\XINT_fmax_nonneg_a #1#2#3#4%
@@ -1651,7 +1651,7 @@
     #1#5{#2/#3[#4]}{#6/#7[#8]}%
 }%
 \def\XINT_fmin_minusminus --%
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_fmax_nonneg_b }%
+   {\expandafter-\romannumeral0\XINT_fmax_nonneg_b }%
 \def\XINT_fmin_firstneg #1-#2#3{ -#3}%
 \def\XINT_fmin_secondneg -#1#2#3{ -#2}%
 \def\XINT_fmin_nonneg_a #1#2#3#4%
@@ -1773,21 +1773,94 @@
     \expandafter\XINT_float_a\the\numexpr #1\expandafter.%
     \romannumeral0\XINT_infrac {#2}\XINT_float_Q
 }%
-\def\XINT_float_a #1.#2#3% #1=P, #2=n, #3=A, #4=B
+\def\XINT_float_a #1.#2#3#4%
 {%
-    \XINT_float_fork #3\Z {#1}{#2}% #1 = precision, #2=n
+    \if\romannumeral0\XINT_isone#4XY1\expandafter\XINT_float_sp
+    \else\expandafter\XINT_float_fork\fi #3.{#1}{#2}{#4}%
 }%
-\def\XINT_float_fork #1%
+\def\XINT_float_sp #1%
+{%
+    \xint_UDzerominusfork
+     #1-\XINT_float_spzero
+     0#1\XINT_float_spneg
+      0-{\XINT_float_sppos #1}%
+    \krof
+}%
+\def\XINT_float_spzero .#1#2#3#4{ 0.e0}%
+\def\XINT_float_spneg {\expandafter-\romannumeral0\XINT_float_sppos}%
+\def\XINT_float_sppos #1.#2#3#4#5%
+{%
+    \expandafter\XINT_float_sp_b\the\numexpr#2-\xintLength{#1}.#1.#2.#3.%
+}%
+\def\XINT_float_sp_b #1%
 {%
     \xint_UDzerominusfork
-     #1-\XINT_float_zero
-     0#1\XINT_float_J
-      0-{\XINT_float_K #1}%
+     #1-\XINT_float_sp_quick
+     0#1\XINT_float_sp_c
+      0-{\XINT_float_sp_addzeros #1}%
     \krof
 }%
-\def\XINT_float_zero #1\Z #2#3#4#5{ 0.e0}%
-\def\XINT_float_J {\expandafter\xint_minus_thenstop\romannumeral0\XINT_float_K }%
-\def\XINT_float_K #1\Z #2% #1=A, #2=P, #3=n, #4=B
+\def\XINT_float_sp_quick .#1.#2.#3.%
+{%
+    \expandafter\XINT_float_sp_done\the\numexpr #3+#2-\xint_c_i.#1;%
+}%
+\def\XINT_float_sp_addzeros #1.#2.#3.#4.%
+{%
+    \expandafter\XINT_float_sp_done
+    \the\numexpr #4-#1+#3-\xint_c_i\expandafter.%
+    \romannumeral0\XINT_dsx_addzerosnofuss {#1}{#2};%
+}%
+\def\XINT_float_sp_done #1.#2#3;{ #2.#3e#1}%
+\def\XINT_float_sp_c #1.#2%
+{%
+    \if #29\xint_dothis {\XINT_float_sp_d\XINT_float_Wb }\fi
+           \xint_orthat {\XINT_float_sp_d\XINT_float_sp_Wa }#1.#2%
+}%
+\def\XINT_float_sp_d #1#2.#3.#4.#5.%
+{%
+    \expandafter\XINT_float_sp_e
+    \the\numexpr #5+#2+#4-\xint_c_i\expandafter.%
+    \romannumeral0\expandafter\XINT_split_fromleft_loop
+       \the\numexpr #4+\xint_c_i.{}#3\W\W\W\W\W\W\W\W\Z #1%
+}%
+\def\XINT_float_sp_e #1.#2.#3.%
+{%
+    \expandafter\XINT_float_sp_f
+    \romannumeral0\XINT_rord_main {}#2%
+      \xint_relax
+        \xint_bye\xint_bye\xint_bye\xint_bye
+        \xint_bye\xint_bye\xint_bye\xint_bye
+      \xint_relax ;#1.%
+}%
+\def\XINT_float_sp_f #1%
+{%
+    \ifnum #1<\xint_c_v
+    \expandafter\XINT_float_sp_ga\else\expandafter\XINT_float_sp_h\fi
+}%
+\def\XINT_float_sp_ga #1;#2.#3%
+{%
+    \expandafter\XINT_float_sp_Wa
+    \romannumeral0\XINT_rord_main {}#1%
+      \xint_relax
+        \xint_bye\xint_bye\xint_bye\xint_bye
+        \xint_bye\xint_bye\xint_bye\xint_bye
+      \xint_relax e#2%
+}%
+\def\XINT_float_sp_h  #1;#2.#3%
+{%
+    \expandafter#3%
+    \romannumeral0\XINT_addm_A 0{}1000\W\X\Y\Z #1000\W\X\Y\Z e#2%
+}%
+\def\XINT_float_sp_Wa #1{ #1.}%
+\def\XINT_float_fork #1%
+{%
+    \xint_UDsignfork
+     #1\XINT_float_J
+     -{\XINT_float_K #1}%
+    \krof
+}%
+\def\XINT_float_J {\expandafter-\romannumeral0\XINT_float_K }%
+\def\XINT_float_K #1.#2%
 {%
     \expandafter\XINT_float_L
     \the\numexpr\xintLength{#1}\expandafter.\the\numexpr #2+\xint_c_ii.{#1}{#2}%
@@ -1820,9 +1893,9 @@
 }%
 \def\XINT_float_N #1.#2.#3.%
 {%
-    \ifnum #1>#3 \xint_dothis\XINT_float_N_Blong\fi
-    \ifnum #1=\xint_c_i\xint_dothis\XINT_float_N_Bshort\fi
-                       \xint_orthat{\XINT_float_P 0.}%
+    \ifnum #1>#3
+         \expandafter\XINT_float_N_Blong
+    \else\expandafter\XINT_float_P\fi
     #1.#2.#3.%
 }%
 \def\XINT_float_N_Blong #1.#2.#3.#4%
@@ -1831,27 +1904,12 @@
     \the\numexpr #2-#1+#3\expandafter.%
     \romannumeral0\XINT_split_fromleft_loop #3.{}#4\W\W\W\W\W\W\W\W\Z {#3}%
 }%
-\def\XINT_float_NaP #1.#2.#3.#4{\XINT_float_P 0.#4.#1.#4.{#2}}%
-\def\XINT_float_N_Bshort 1.#1.#2.#3%
-{%
-    \ifnum #3=\xint_c_i \xint_dothis{\XINT_float_P 1.}\fi
-                        \xint_orthat{\XINT_float_P 0.}1.#1.#2.#3%
-}%
-\def\XINT_float_P #1.#2.#3.#4.#5#6#7#8#9%
-{%
-    \expandafter #9\expandafter#1%
-    \the\numexpr #2-#6+#4-\xint_c_i.{#7}{#5}{#8}{#3}%
-}%
-\def\XINT_float_Q #1%
+\def\XINT_float_NaP #1.#2.#3.#4{\XINT_float_P #4.#1.#4.{#2}}%
+\def\XINT_float_P #1.#2.#3.#4#5#6#7#8%
 {%
-    \if 1#1\expandafter\XINT_float_Ri\else\expandafter\XINT_float_Rii\fi
+    \expandafter #8\the\numexpr #1-#5+#3-\xint_c_i.{#6}{#4}{#7}{#2}%
 }%
-\def\XINT_float_Ri #1.#2#3%
-{%
-    \expandafter\XINT_float_Sa
-    \romannumeral0\XINT_dsx_addzerosnofuss {#1}{#2}\Z {#1}%
-}%
-\def\XINT_float_Rii #1.#2#3%
+\def\XINT_float_Q #1.#2#3%
 {%
     \expandafter\XINT_float_Sa
     \romannumeral0\xintiiquo{\XINT_dsx_addzerosnofuss {#1}{#2}}{#3}\Z {#1}%
@@ -1908,71 +1966,61 @@
 }%
 \def\XINT_float_Y #1.#2{ #2e#1}%
 \def\XINTinFloat {\romannumeral0\XINTinfloat }%
-\def\XINTinfloat [#1]#2%
+\def\XINTinfloat
+   {\expandafter\XINT_infloat_clean\romannumeral0\XINT_infloat}%
+\def\XINT_infloat_clean #1%
+   {\if #1!\xint_dothis\XINT_infloat_clean_a\fi\xint_orthat{ }#1}%
+\def\XINT_infloat_clean_a !#1.#2[#3]%
 {%
-    \expandafter\XINT_infloat\the\numexpr #1\expandafter.%
-    \romannumeral0\expandafter\XINT_infloat_in
-    \romannumeral`&&@#2/\XINT_W[\XINT_W\XINT_T\XINT_infloat_Q
+    \expandafter\XINT_infloat_sp_done
+    \the\numexpr #3-#1\expandafter.%
+    \romannumeral0\XINT_dsx_addzerosnofuss {#1}{#2};%
 }%
-\def\XINT_infloat #1.#2{#2#1.}%
-\def\XINT_infloat_in #1[#2%
+\def\XINT_infloat_sp_done #1.#2;{ #2[#1]}%
+\def\XINTinFloatS {\romannumeral0\XINTinfloatS}%
+\def\XINTinfloatS
+   {\expandafter\XINT_infloatS_clean\romannumeral0\XINT_infloat}%
+\def\XINT_infloatS_clean #1%
+   {\if #1!\xint_dothis\XINT_infloatS_clean_a\fi\xint_orthat{ }#1}%
+\def\XINT_infloatS_clean_a !#1.{ }%
+\def\XINT_infloat [#1]#2%
 {%
-    \xint_UDXINTWfork
-      #2\XINT_infloat_gen
-      \XINT_W\XINT_infloat_res_a
-    \krof
-    #1[#2%
+    \expandafter\XINT_infloat_a\the\numexpr #1\expandafter.%
+    \romannumeral0\XINT_infrac {#2}\XINT_infloat_Q
 }%
-\edef\XINT_infloat_gen {\noexpand\expandafter\space\noexpand\expandafter
-                        \noexpand\XINT_infloat_a
-                        \noexpand\romannumeral0\noexpand\XINT_frac_gen }%
-\def\XINT_infloat_res_a #1%
+\def\XINT_infloat_a #1.#2#3#4%
 {%
-    \xint_gob_til_zero #1\XINT_infloat_res_zero 0\XINT_infloat_res_b #1%
+    \if\romannumeral0\XINT_isone#4XY1\expandafter\XINT_infloat_sp
+    \else\expandafter\XINT_float_fork\fi #3.{#1}{#2}{#4}%
 }%
-\def\XINT_infloat_res_zero #1\XINT_infloat_Q { \XINT_infloat_sp_zero}%
-\def\XINT_infloat_sp_zero #1.{ 0[0]}%
-\def\XINT_infloat_res_b #1/#2%
+\def\XINT_infloat_sp #1%
 {%
-    \xint_UDXINTWfork
-     #2\XINT_infloat_res_ca
-     \XINT_W\XINT_infloat_res_cb
+    \xint_UDzerominusfork
+     #1-\XINT_infloat_spzero
+     0#1\XINT_infloat_spneg
+      0-{\XINT_infloat_sppos #1}%
     \krof
-    #1/#2%
-}%
-\def\XINT_infloat_res_ca #1[#2]/\XINT_W[\XINT_W\XINT_T\XINT_infloat_Q
-   { \XINT_infloat_sp #1.#2.}%
-\def\XINT_infloat_res_cb #1/#2[%
-   {\expandafter\XINT_infloat_res_cc\romannumeral`&&@#2~#1[}%
-\edef\XINT_infloat_res_cc #1~#2[#3]/\XINT_W[\XINT_W\XINT_T
-   {\noexpand\expandafter\space\noexpand\expandafter
-    \noexpand\XINT_infloat_a\noexpand\expandafter
-    {\noexpand\the\numexpr #3}{#2}{#1}}%
-\def\XINT_infloat_sp #1.#2%
-{%
-    \if-#2\xint_dothis{\expandafter-\romannumeral0\XINT_infloat_sp_a {}}\fi
-    \xint_orthat{\XINT_infloat_sp_a #2}#1.%
 }%
-\def\XINT_infloat_sp_a #1#2.#3.%
+\def\XINT_infloat_spzero .#1#2#3#4{ 0[0]}%
+\def\XINT_infloat_spneg
+    {\expandafter\XINT_infloat_spnegend\romannumeral0\XINT_infloat_sppos}%
+\def\XINT_infloat_spnegend #1%
+    {\if#1!\expandafter\XINT_infloat_spneg_needzeros\fi -#1}%
+\def\XINT_infloat_spneg_needzeros -!#1.{!#1.-}%
+\def\XINT_infloat_sppos #1.#2#3#4#5%
 {%
-    \expandafter\XINT_infloat_sp_b\the\numexpr#2-\xintLength{#1#3}.#1#3.#2.%
+    \expandafter\XINT_infloat_sp_b\the\numexpr#2-\xintLength{#1}.#1.#2.#3.%
 }%
 \def\XINT_infloat_sp_b #1%
 {%
     \xint_UDzerominusfork
      #1-\XINT_infloat_sp_quick
      0#1\XINT_infloat_sp_c
-      0-{\XINT_infloat_sp_addzeroes #1}%
+      0-{\XINT_infloat_sp_needzeros #1}%
     \krof
 }%
 \def\XINT_infloat_sp_quick .#1.#2.#3.{ #1[#3]}%
-\def\XINT_infloat_sp_addzeroes #1.#2.#3.#4.%
-{%
-    \expandafter\XINT_infloat_sp_done
-    \the\numexpr #4-#1\expandafter.%
-    \romannumeral0\XINT_dsx_addzerosnofuss {#1}{#2};%
-}%
-\def\XINT_infloat_sp_done #1.#2;{ #2[#1]}%
+\def\XINT_infloat_sp_needzeros #1.#2.#3.#4.{!#1.#2[#4]}%
 \def\XINT_infloat_sp_c #1.#2%
 {%
     \if #29\xint_dothis {\XINT_infloat_sp_d\XINT_infloat_Wb }\fi
@@ -2017,30 +2065,7 @@
 {%
     \expandafter\XINT_infloat_sp_done\the\numexpr #1+#3+#4.#2;%
 }%
-\def\XINT_infloat_a #1.#2#3% #1=P, #2=n, #3=A, #4=B
-{%
-    \XINT_infloat_fork #3\Z {#1}{#2}% #1 = precision, #2=n
-}%
-\def\XINT_infloat_fork #1%
-{%
-    \xint_UDzerominusfork
-     #1-\XINT_infloat_zero
-     0#1\XINT_infloat_J
-      0-{\XINT_float_K #1}%
-    \krof
-}%
-\def\XINT_infloat_zero #1\Z #2#3#4#5{ 0[0]}%
-\def\XINT_infloat_J {\expandafter-\romannumeral0\XINT_float_K }%
-\def\XINT_infloat_Q #1%
-{%
-    \if 1#1\expandafter\XINT_infloat_Ri\else\expandafter\XINT_infloat_Rii\fi
-}%
-\def\XINT_infloat_Ri #1.#2#3%
-{%
-    \expandafter\XINT_infloat_Sa
-    \romannumeral0\XINT_dsx_addzerosnofuss {#1}{#2}\Z {#1}%
-}%
-\def\XINT_infloat_Rii #1.#2#3%
+\def\XINT_infloat_Q #1.#2#3%
 {%
     \expandafter\XINT_infloat_Sa
     \romannumeral0\xintiiquo{\XINT_dsx_addzerosnofuss {#1}{#2}}{#3}\Z {#1}%
@@ -2126,8 +2151,7 @@
     \krof
 }%
 \def\XINT_pfloat_zero #1;#2.{ 0.}%
-\def\XINT_pfloat_neg
-   {\expandafter\xint_minus_thenstop\romannumeral0\XINT_pfloat_pos }%
+\def\XINT_pfloat_neg {\expandafter-\romannumeral0\XINT_pfloat_pos }%
 \def\XINT_pfloat_pos #1e#2;#3.%
 {%
     \ifnum #2>\xint_c_v  \xint_dothis\XINT_pfloat_no\fi
@@ -2174,7 +2198,7 @@
 \def\xintFloatAdd      {\romannumeral0\xintfloatadd }%
 \def\xintfloatadd    #1{\XINT_fladd_chkopt \xintfloat #1\xint_relax }%
 \def\XINTinFloatAdd    {\romannumeral0\XINTinfloatadd }%
-\def\XINTinfloatadd  #1{\XINT_fladd_chkopt \XINTinfloat #1\xint_relax }%
+\def\XINTinfloatadd  #1{\XINT_fladd_chkopt \XINTinfloatS #1\xint_relax }%
 \def\XINT_fladd_chkopt #1#2%
 {%
     \ifx [#2\expandafter\XINT_fladd_opt
@@ -2217,7 +2241,7 @@
 \def\xintFloatSub      {\romannumeral0\xintfloatsub }%
 \def\xintfloatsub    #1{\XINT_flsub_chkopt \xintfloat #1\xint_relax }%
 \def\XINTinFloatSub    {\romannumeral0\XINTinfloatsub }%
-\def\XINTinfloatsub  #1{\XINT_flsub_chkopt \XINTinfloat #1\xint_relax }%
+\def\XINTinfloatsub  #1{\XINT_flsub_chkopt \XINTinfloatS #1\xint_relax }%
 \def\XINT_flsub_chkopt #1#2%
 {%
     \ifx [#2\expandafter\XINT_flsub_opt
@@ -2241,7 +2265,7 @@
 \def\xintFloatMul   {\romannumeral0\xintfloatmul   }%
 \def\xintfloatmul   #1{\XINT_flmul_chkopt \xintfloat #1\xint_relax }%
 \def\XINTinFloatMul {\romannumeral0\XINTinfloatmul }%
-\def\XINTinfloatmul #1{\XINT_flmul_chkopt \XINTinfloat #1\xint_relax }%
+\def\XINTinfloatmul #1{\XINT_flmul_chkopt \XINTinfloatS #1\xint_relax }%
 \def\XINT_flmul_chkopt #1#2%
 {%
     \ifx [#2\expandafter\XINT_flmul_opt
@@ -2252,7 +2276,7 @@
 {%
     #1[\XINTdigits]%
     {\expandafter\XINT_FL_mul_a
-     \romannumeral0\XINTinfloat[\XINTdigits]{#2}\XINTdigits.{#3}}%
+     \romannumeral0\XINTinfloatS[\XINTdigits]{#2}\XINTdigits.{#3}}%
 }%
 \def\XINT_flmul_opt #1[\xint_relax #2]%#3#4%
 {%
@@ -2260,17 +2284,17 @@
 }%
 \def\XINT_flmul_opt_a #1.#2#3#4%
 {%
-    #2[#1]{\expandafter\XINT_FL_mul_a\romannumeral0\XINTinfloat[#1]{#3}#1.{#4}}%
+    #2[#1]{\expandafter\XINT_FL_mul_a\romannumeral0\XINTinfloatS[#1]{#3}#1.{#4}}%
 }%
 \def\XINT_FL_mul_a #1[#2]#3.#4%
 {%
-    \expandafter\XINT_FL_mul_b\romannumeral0\XINTinfloat [#3]{#4}#1[#2]%
+    \expandafter\XINT_FL_mul_b\romannumeral0\XINTinfloatS[#3]{#4}#1[#2]%
 }%
 \def\XINT_FL_mul_b #1[#2]#3[#4]{\xintE{\xintiiMul {#3}{#1}}{#4+#2}}%
 \def\xintFloatDiv   {\romannumeral0\xintfloatdiv   }%
 \def\xintfloatdiv   #1{\XINT_fldiv_chkopt \xintfloat #1\xint_relax }%
 \def\XINTinFloatDiv {\romannumeral0\XINTinfloatdiv }%
-\def\XINTinfloatdiv #1{\XINT_fldiv_chkopt \XINTinfloat #1\xint_relax }%
+\def\XINTinfloatdiv #1{\XINT_fldiv_chkopt \XINTinfloatS #1\xint_relax }%
 \def\XINT_fldiv_chkopt #1#2%
 {%
     \ifx [#2\expandafter\XINT_fldiv_opt
@@ -2281,7 +2305,7 @@
 {%
     #1[\XINTdigits]%
     {\expandafter\XINT_FL_div_a
-     \romannumeral0\XINTinfloat[\XINTdigits]{#2}\XINTdigits.{#3}}%
+     \romannumeral0\XINTinfloatS[\XINTdigits]{#2}\XINTdigits.{#3}}%
 }%
 \def\XINT_fldiv_opt #1[\xint_relax #2]%#3#4%
 {%
@@ -2289,17 +2313,17 @@
 }%
 \def\XINT_fldiv_opt_a #1.#2#3#4%
 {%
-    #2[#1]{\expandafter\XINT_FL_div_a\romannumeral0\XINTinfloat[#1]{#3}#1.{#4}}%
+    #2[#1]{\expandafter\XINT_FL_div_a\romannumeral0\XINTinfloatS[#1]{#3}#1.{#4}}%
 }%
 \def\XINT_FL_div_a #1[#2]#3.#4%
 {%
-    \expandafter\XINT_FL_div_b\romannumeral0\XINTinfloat[#3]{#4}#1[#2]%
+    \expandafter\XINT_FL_div_b\romannumeral0\XINTinfloatS[#3]{#4}#1[#2]%
 }%
 \def\XINT_FL_div_b #1[#2]#3[#4]{\xintE{#3/#1}{#4-#2}}%
 \def\xintFloatPow   {\romannumeral0\xintfloatpow}%
 \def\xintfloatpow #1{\XINT_flpow_chkopt \xintfloat #1\xint_relax }%
 \def\XINTinFloatPow {\romannumeral0\XINTinfloatpow }%
-\def\XINTinfloatpow #1{\XINT_flpow_chkopt \XINTinfloat #1\xint_relax }%
+\def\XINTinfloatpow #1{\XINT_flpow_chkopt \XINTinfloatS #1\xint_relax }%
 \def\XINT_flpow_chkopt #1#2%
 {%
     \ifx [#2\expandafter\XINT_flpow_opt
@@ -2452,11 +2476,11 @@
 \def\xintFloatPower   {\romannumeral0\xintfloatpower}%
 \def\xintfloatpower #1{\XINT_flpower_chkopt \xintfloat #1\xint_relax }%
 \def\XINTinFloatPower {\romannumeral0\XINTinfloatpower }%
-\def\XINTinfloatpower #1{\XINT_flpower_chkopt \XINTinfloat #1\xint_relax }%
+\def\XINTinfloatpower #1{\XINT_flpower_chkopt \XINTinfloatS #1\xint_relax }%
 \def\XINTinFloatPowerH {\romannumeral0\XINTinfloatpowerH }%
 \def\XINTinfloatpowerH #1#2%
    {\expandafter\XINT_flpowerh_a \romannumeral0\xinttrunc 1{#2}.0;%
-    \XINTdigits.{#1}{\XINTinfloat[\XINTdigits]}}%
+    \XINTdigits.{#1}{\XINTinfloatS[\XINTdigits]}}%
 \def\XINT_flpowerh_a #1.#2%
 {%
     \ifnum#2>\xint_c_iv\xint_dothis\XINT_flpowerh_b\fi
@@ -2634,8 +2658,8 @@
       0-{\XINT_FL_fac_fork_b #1}%
     \krof
 }%
-\def\XINT_FL_fac_iszero #1.#2#3#4#5{#5{1/1[0]}}%
-\def\XINT_FL_fac_isneg  #1.#2#3#4#5{\expandafter\xintError:FactorialOfNegative #5{0/1[0]}}%
+\def\XINT_FL_fac_iszero #1.#2#3#4#5{#5{1[0]}}%
+\def\XINT_FL_fac_isneg  #1.#2#3#4#5{\expandafter\xintError:FactorialOfNegative #5{0[0]}}%
 \def\XINT_FL_fac_fork_b #1.%
 {%
     \ifnum #1>\xint_c_x^viii_mone\xint_dothis\XINT_FL_fac_toobig\fi
@@ -2645,7 +2669,7 @@
                    \xint_orthat\XINT_FL_fac_small
     #1.%
 }%
-\def\XINT_FL_fac_toobig #1.#2#3#4#5{\expandafter\xintError:TooBigFactorial #5{1/1[0]}}%
+\def\XINT_FL_fac_toobig #1.#2#3#4#5{\expandafter\xintError:TooBigFactorial #5{1[0]}}%
 \def\XINT_FL_fac_vbig
    {\expandafter\XINT_FL_fac_vbigloop_a
     \the\numexpr \XINT_FL_fac_increaseP \xint_c_i   }%
@@ -2850,8 +2874,8 @@
                      \xint_dothis\XINT_FL_pfac_outofrange\fi
     \xint_orthat \XINT_FL_pfac_increaseP #1#2.#3.%
 }%
-\def\XINT_FL_pfac_outofrange #1.#2.#3#4#5{\xintError:OutOfRangePFac #5{0/1[0]}}%
-\def\XINT_FL_pfac_one #1.#2.#3#4#5{#5{1/1[0]}}%
+\def\XINT_FL_pfac_outofrange #1.#2.#3#4#5{\xintError:OutOfRangePFac #5{0[0]}}%
+\def\XINT_FL_pfac_one #1.#2.#3#4#5{#5{1[0]}}%
 \def\XINT_FL_pfac_increaseP #1.#2.#3#4%
 {%
     \expandafter\XINT_FL_pfac_a
@@ -3021,8 +3045,8 @@
     #1#2.#3#4.#5.%
 }%
 \def\XINT_FL_binom_outofrange #1.#2.#3.#4.#5%
-       {\xintError:OutOfRangeBinomial #5[#4]{0/1[0]}}%
-\def\XINT_FL_binom_one #1.#2.#3.#4.#5{#5[#4]{1/1[0]}}%
+       {\xintError:OutOfRangeBinomial #5[#4]{0[0]}}%
+\def\XINT_FL_binom_one #1.#2.#3.#4.#5{#5[#4]{1[0]}}%
 \def\XINT_FL_binom_aa  #1.#2.#3.#4.#5%
 {%
     #5[#4]{\xintDiv{\XINT_FL_pfac_increaseP
@@ -3107,7 +3131,11 @@
 }%
 \def\XINT_flsqrt_finish #1#2.#3.#4.#5.#6.#7.#8{#8[#6]{#3#1[#7]}}%
 \def\XINT_flsqrt_f 5#1.%
-   {\xintiiifGt{\xintiNum{#1}}{2}{\XINT_flsqrt_finish 5.}{\XINT_flsqrt_again}}%
+   {\expandafter\XINT_flsqrt_g\romannumeral0\xintinum{#1}\relax.}%
+\def\XINT_flsqrt_g #1#2#3.{\if\relax#2\xint_dothis{\XINT_flsqrt_h #1}\fi
+                           \xint_orthat{\XINT_flsqrt_finish 5.}}%
+\def\XINT_flsqrt_h #1{\ifnum #1<\xint_c_iii\xint_dothis{\XINT_flsqrt_again}\fi
+                      \xint_orthat{\XINT_flsqrt_finish 5.}}%
 \def\XINT_flsqrt_again #1.#2.%
 {%
     \expandafter\XINT_flsqrt_again_a\the\numexpr #2+\xint_c_viii.%
diff --git a/Master/texmf-dist/tex/generic/xint/xintgcd.sty b/Master/texmf-dist/tex/generic/xint/xintgcd.sty
index 78537efcf48..fc4a69848d2 100644
--- a/Master/texmf-dist/tex/generic/xint/xintgcd.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintgcd.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintgcd: Euclidean algorithm with xint package
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xintgcd}%
-  [2016/03/12 1.2f Euclide algorithm with xint package (JFB)]%
+  [2016/03/19 1.2g Euclide algorithm with xint package (JFB)]%
 \def\xintGCD {\romannumeral0\xintgcd }%
 \def\xintgcd #1%
 {%
diff --git a/Master/texmf-dist/tex/generic/xint/xintkernel.sty b/Master/texmf-dist/tex/generic/xint/xintkernel.sty
index 9a001625dae..2a5828c2bf1 100644
--- a/Master/texmf-dist/tex/generic/xint/xintkernel.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintkernel.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintkernel: Paraphernalia for the xint packages
 %% ---------------------------------------------------------------
@@ -156,7 +156,7 @@
 \fi
 \XINT_providespackage
 \ProvidesPackage {xintkernel}%
-  [2016/03/12 1.2f Paraphernalia for the xint packages (JFB)]%
+  [2016/03/19 1.2g Paraphernalia for the xint packages (JFB)]%
 \chardef\xint_c_     0
 \chardef\xint_c_i    1
 \chardef\xint_c_ii   2
@@ -209,10 +209,10 @@
 \long\def\xint_firstofone  #1{#1}%
 \long\def\xint_firstoftwo  #1#2{#1}%
 \long\def\xint_secondoftwo #1#2{#2}%
+\long\def\xint_gobble_thenstop  #1{ }%
 \long\def\xint_firstofone_thenstop  #1{ #1}%
 \long\def\xint_firstoftwo_thenstop  #1#2{ #1}%
 \long\def\xint_secondoftwo_thenstop #1#2{ #2}%
-\def\xint_minus_thenstop { -}%
 \def\xint_exchangetwo_keepbraces    #1#2{{#2}{#1}}%
 \long\def\xint_gob_til_R #1\R {}%
 \long\def\xint_gob_til_W #1\W {}%
diff --git a/Master/texmf-dist/tex/generic/xint/xintseries.sty b/Master/texmf-dist/tex/generic/xint/xintseries.sty
index b9523bf4231..d820b443a62 100644
--- a/Master/texmf-dist/tex/generic/xint/xintseries.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintseries.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xintseries: Expandable partial sums with xint package
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xintseries}%
-  [2016/03/12 1.2f Expandable partial sums with xint package (JFB)]%
+  [2016/03/19 1.2g Expandable partial sums with xint package (JFB)]%
 \def\xintSeries {\romannumeral0\xintseries }%
 \def\xintseries #1#2%
 {%
diff --git a/Master/texmf-dist/tex/generic/xint/xinttools.sty b/Master/texmf-dist/tex/generic/xint/xinttools.sty
index 8fb291a28cd..0a21ba1e579 100644
--- a/Master/texmf-dist/tex/generic/xint/xinttools.sty
+++ b/Master/texmf-dist/tex/generic/xint/xinttools.sty
@@ -21,7 +21,7 @@
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
 %% ---------------------------------------------------------------
-%% The xint bundle 1.2f 2016/03/12
+%% The xint bundle 1.2g 2016/03/19
 %% Copyright (C) 2013-2016 by Jean-Francois Burnol
 %% xinttools: Expandable and non-expandable utilities
 %% ---------------------------------------------------------------
@@ -70,7 +70,7 @@
 \XINTsetupcatcodes% defined in xintkernel.sty
 \XINT_providespackage
 \ProvidesPackage{xinttools}%
-  [2016/03/12 1.2f Expandable and non-expandable utilities (JFB)]%
+  [2016/03/19 1.2g Expandable and non-expandable utilities (JFB)]%
 \newtoks\XINT_toks
 \xint_firstofone{\let\XINT_sptoken= } %<- space here!
 \def\xintgodef  {\global\xintodef }%
@@ -231,58 +231,58 @@
 \long\def\XINT_lws_end\xint_bye\XINT_lws_loop_b #1#2#3{ #1}%
 \def\xintNthElt         {\romannumeral0\xintnthelt }%
 \def\xintNthEltNoExpand {\romannumeral0\xintntheltnoexpand }%
-\def\xintnthelt #1#2%
-{%
-    \expandafter\XINT_nthelt_a\the\numexpr #1\expandafter.%
-    \expandafter{\romannumeral`&&@#2}%
-}%
-\def\xintntheltnoexpand #1%
-{%
-    \expandafter\XINT_nthelt_a\the\numexpr #1.%
-}%
-\def\XINT_nthelt_a #1#2.%
+\long\def\xintnthelt #1#2{\expandafter\XINT_nthelt_a\the\numexpr #1\expandafter.%
+                        \expandafter{\romannumeral`&&@#2}}%
+\def\xintntheltnoexpand #1{\expandafter\XINT_nthelt_a\the\numexpr #1.}%
+\def\XINT_nthelt_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\XINT_nthelt_bzero}%
-        0#1{\XINT_nthelt_bneg {#2}}%
-         0-{\XINT_nthelt_bpos {#1#2}}%
+        #1-{\XINT_nthelt_zero }%
+        0#1{\XINT_nthelt_neg   }%
+         0-{\XINT_nthelt_pos #1}%
     \krof
 }%
-\long\def\XINT_nthelt_bzero #1%
+\def\XINT_nthelt_zero .{\xintlength }%
+\long\def\XINT_nthelt_neg #1.#2%
 {%
-     \XINT_length_loop 0.#1\xint_relax\xint_relax\xint_relax\xint_relax
-                 \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
+    \expandafter\XINT_nthelt_neg_a\the\numexpr
+    \XINT_length_loop
+    0.#2\xint_relax\xint_relax\xint_relax\xint_relax
+        \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye +\xint_c_i -#1.%
+        #2\xint_relax\xint_relax\xint_relax\xint_relax
+          \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\long\def\XINT_nthelt_bneg #1#2%
+\def\XINT_nthelt_neg_a #1%
 {%
-     \expandafter\XINT_nthelt_loop_a\expandafter {\the\numexpr #1\expandafter}%
-     \romannumeral0\xintrevwithbracesnoexpand {#2}%
-          \xint_relax\xint_relax\xint_relax\xint_relax
-          \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
+    \xint_UDzerominusfork
+        #1-{\XINT_nthelt_none }%
+        0#1{\XINT_nthelt_none }%
+         0-{\XINT_nthelt_loop_a #1}%
+    \krof
 }%
-\long\def\XINT_nthelt_bpos #1#2%
+\long\def\XINT_nthelt_none #1\xint_bye{ }%
+\long\def\XINT_nthelt_pos #1.#2%
 {%
-     \XINT_nthelt_loop_a {#1}#2\xint_relax\xint_relax\xint_relax\xint_relax
-                    \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
+     \XINT_nthelt_loop_a #1.%
+     #2\xint_relax\xint_relax\xint_relax\xint_relax
+       \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_nthelt_loop_a #1%
+\def\XINT_nthelt_loop_a #1.%
 {%
     \ifnum #1>\xint_c_viii
         \expandafter\XINT_nthelt_loop_b
     \else
-        \XINT_nthelt_getit
-    \fi
-    {#1}%
+        \expandafter\XINT_nthelt_getit
+    \fi #1.%
 }%
-\long\def\XINT_nthelt_loop_b #1#2#3#4#5#6#7#8#9%
+\long\def\XINT_nthelt_loop_b #1.#2#3#4#5#6#7#8#9%
 {%
-    \xint_gob_til_xint_relax #9\XINT_nthelt_silentend\xint_relax
-    \expandafter\XINT_nthelt_loop_a\expandafter{\the\numexpr #1-\xint_c_viii}%
+    \xint_gob_til_xint_relax #9\XINT_nthelt_none\xint_relax
+    \expandafter\XINT_nthelt_loop_a\the\numexpr #1-\xint_c_viii.%
 }%
-\def\XINT_nthelt_silentend #1\xint_bye { }%
-\def\XINT_nthelt_getit\fi #1%
+\def\XINT_nthelt_getit #1.%
 {%
-    \fi\expandafter\expandafter\expandafter\XINT_nthelt_finish
+    \expandafter\expandafter\expandafter\XINT_nthelt_finish
     \csname xint_gobble_\romannumeral\numexpr#1-\xint_c_i\endcsname
 }%
 \long\edef\XINT_nthelt_finish #1#2\xint_bye
@@ -290,58 +290,60 @@
                                \noexpand\xint_gobble_ii\xint_relax\space #1}%
 \def\xintKeep         {\romannumeral0\xintkeep }%
 \def\xintKeepNoExpand {\romannumeral0\xintkeepnoexpand }%
-\def\xintkeep #1#2%
-{%
-    \expandafter\XINT_keep_a\the\numexpr #1\expandafter.%
-    \expandafter{\romannumeral`&&@#2}%
-}%
-\def\xintkeepnoexpand #1%
-{%
-    \expandafter\XINT_keep_a\the\numexpr #1.%
-}%
-\def\XINT_keep_a #1#2.%
+\long\def\xintkeep #1#2{\expandafter\XINT_keep_a\the\numexpr #1\expandafter.%
+                        \expandafter{\romannumeral`&&@#2}}%
+\def\xintkeepnoexpand #1{\expandafter\XINT_keep_a\the\numexpr #1.}%
+\def\XINT_keep_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\expandafter\space\xint_gobble_i }%
-        0#1{\XINT_keep_bneg_a {#2}}%
-         0-{\XINT_keep_bpos {#1#2}}%
+        #1-{\XINT_keep_keepnone }%
+        0#1{\XINT_keep_neg   }%
+         0-{\XINT_keep_pos #1}%
     \krof
 }%
-\long\def\XINT_keep_bneg_a #1#2%
+\long\def\XINT_keep_keepnone .#1{ }%
+\long\def\XINT_keep_neg #1.#2%
 {%
-    \expandafter\XINT_keep_bneg_b \the\numexpr \xintLength{#2}-#1.{#2}%
+    \expandafter\XINT_keep_neg_a\the\numexpr
+    \XINT_length_loop
+    0.#2\xint_relax\xint_relax\xint_relax\xint_relax
+        \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye -#1.%
+        #2\xint_relax\xint_relax\xint_relax\xint_relax
+          \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_keep_bneg_b #1#2.%
+\def\XINT_keep_neg_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\xint_firstofone_thenstop }%
-        0#1{\xint_firstofone_thenstop }%
-         0-{\XINT_trim_bpos {#1#2}}%
+        #1-{\XINT_keep_keepall }%
+        0#1{\XINT_keep_keepall }%
+         0-{\XINT_trim_loop_a #1}%
     \krof
 }%
-\long\def\XINT_keep_bpos #1#2%
+\def\XINT_keep_keepall #1.{\XINT_keep_keepall_a \space}%
+\def\XINT_keep_keepall_a #1\xint_relax #2\xint_bye {#1}%
+\long\def\XINT_keep_pos #1.#2%
 {%
-     \XINT_keep_loop_a {#1}{}#2\xint_relax\xint_relax\xint_relax\xint_relax
-          \xint_relax\xint_relax\xint_relax\xint_bye
+     \XINT_keep_loop_a #1.%
+     {}#2\xint_relax\xint_relax\xint_relax\xint_relax
+       \xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_keep_loop_a #1%
+\def\XINT_keep_loop_a #1.%
 {%
     \ifnum #1>\xint_c_vi
         \expandafter\XINT_keep_loop_b
     \else
-        \XINT_keep_finish
+        \expandafter\XINT_keep_finish
     \fi
-    {#1}%
+    #1.%
 }%
-\long\def\XINT_keep_loop_b #1#2#3#4#5#6#7#8#9%
+\long\def\XINT_keep_loop_b #1.#2#3#4#5#6#7#8#9%
 {%
     \xint_gob_til_xint_relax #9\XINT_keep_enda\xint_relax
-    \expandafter\XINT_keep_loop_c\expandafter{\the\numexpr #1-\xint_c_vii}%
+    \expandafter\XINT_keep_loop_c\the\numexpr #1-\xint_c_vii.%
     {{#3}{#4}{#5}{#6}{#7}{#8}{#9}}{#2}%
 }%
-\long\def\XINT_keep_loop_c #1#2#3{\XINT_keep_loop_a {#1}{#3#2}}%
-\long\def\XINT_keep_enda\xint_relax
-     \expandafter\XINT_keep_loop_c\expandafter #1#2#3#4\xint_bye
+\long\def\XINT_keep_loop_c #1.#2#3{\XINT_keep_loop_a #1.{#3#2}}%
+\long\def\XINT_keep_enda #1.#2#3#4\xint_bye
 {%
      \XINT_keep_endb #4\W\W\W\W\W\W\Z #2{#3}%
 }%
@@ -357,205 +359,198 @@
     \W\XINT_keep_endc_vi\Z
 }%
 \long\def\XINT_keep_endc_    #1\Z #2#3#4#5#6#7#8#9{ #9}%
-\long\def\XINT_keep_endc_i   #1\Z #2#3#4#5#6#7#8#9{ #9{#2}}%
-\long\def\XINT_keep_endc_ii  #1\Z #2#3#4#5#6#7#8#9{ #9{#2}{#3}}%
-\long\def\XINT_keep_endc_iii #1\Z #2#3#4#5#6#7#8#9{ #9{#2}{#3}{#4}}%
-\long\def\XINT_keep_endc_iv  #1\Z #2#3#4#5#6#7#8#9{ #9{#2}{#3}{#4}{#5}}%
-\long\def\XINT_keep_endc_v   #1\Z #2#3#4#5#6#7#8#9{ #9{#2}{#3}{#4}{#5}{#6}}%
-\long\def\XINT_keep_endc_vi\Z #1#2#3#4#5#6#7#8{ #8{#1}{#2}{#3}{#4}{#5}{#6}}%
-\long\def\XINT_keep_finish\fi #1#2#3#4#5#6#7#8#9\xint_bye
-{%
-    \fi\XINT_keep_finish_loop_a {#1}{}{#3}{#4}{#5}{#6}{#7}{#8}\Z {#2}%
-}%
-\def\XINT_keep_finish_loop_a #1%
-{%
-    \xint_gob_til_zero #1\XINT_keep_finish_z0%
-    \expandafter\XINT_keep_finish_loop_b\expandafter {\the\numexpr #1-\xint_c_i}%
-}%
-\long\def\XINT_keep_finish_z0%
-     \expandafter\XINT_keep_finish_loop_b\expandafter #1#2#3\Z #4{ #4#2}%
-\long\def\XINT_keep_finish_loop_b #1#2#3%
-{%
-    \xint_gob_til_xint_relax #3\XINT_keep_finish_exit\xint_relax
-    \XINT_keep_finish_loop_c {#1}{#2}{#3}%
-}%
-\long\def\XINT_keep_finish_exit\xint_relax
-         \XINT_keep_finish_loop_c #1#2#3\Z #4{ #4#2}%
-\long\def\XINT_keep_finish_loop_c #1#2#3%
-        {\XINT_keep_finish_loop_a {#1}{#2{#3}}}%
+\long\def\XINT_keep_endc_i   #1\Z #2#3#4#5#6#7#8#9{#9{#2}}%
+\long\def\XINT_keep_endc_ii  #1\Z #2#3#4#5#6#7#8#9{#9{#2}{#3}}%
+\long\def\XINT_keep_endc_iii #1\Z #2#3#4#5#6#7#8#9{#9{#2}{#3}{#4}}%
+\long\def\XINT_keep_endc_iv  #1\Z #2#3#4#5#6#7#8#9{#9{#2}{#3}{#4}{#5}}%
+\long\def\XINT_keep_endc_v   #1\Z #2#3#4#5#6#7#8#9{#9{#2}{#3}{#4}{#5}{#6}}%
+\long\def\XINT_keep_endc_vi\Z #1#2#3#4#5#6#7#8{#8{#1}{#2}{#3}{#4}{#5}{#6}}%
+\long\def\XINT_keep_finish #1.#2#3#4#5#6#7#8#9\xint_bye
+{%
+    \XINT_keep_finish_a #1.%
+    #3\xint_c_ #4\xint_c_i #5\xint_c_ii #6\xint_c_iii #7\xint_c_iv
+    #8\xint_c_v\xint_relax\xint_c_vi\xint_bye
+    {#3}{#4}{#5}{#6}{#7}{#8}\xint_bye {#2}%
+}%
+\long\def\XINT_keep_finish_a #1.#2\xint_relax #3#4\xint_bye
+{%
+    \csname XINT_keep_finish_b\romannumeral\ifnum#1>#3#3\else#1\fi\endcsname
+}%
+\long\def\XINT_keep_finish_b   #1\xint_bye #2{ #2}%
+\long\def\XINT_keep_finish_bi  #1#2\xint_bye #3{#3{#1}}%
+\long\def\XINT_keep_finish_bii #1#2#3\xint_bye #4{#4{#1}{#2}}%
+\long\def\XINT_keep_finish_biii#1#2#3#4\xint_bye #5{#5{#1}{#2}{#3}}%
+\long\def\XINT_keep_finish_biv #1#2#3#4#5\xint_bye #6{#6{#1}{#2}{#3}{#4}}%
+\long\def\XINT_keep_finish_bv  #1#2#3#4#5#6\xint_bye #7{#7{#1}{#2}{#3}{#4}{#5}}%
+\long\def\XINT_keep_finish_bvi #1\xint_bye #2{#2#1}%
 \def\xintKeepUnbraced         {\romannumeral0\xintkeepunbraced }%
 \def\xintKeepUnbracedNoExpand {\romannumeral0\xintkeepunbracednoexpand }%
-\def\xintkeepunbraced #1#2%
-{%
-    \expandafter\XINT_keepunbraced_a\the\numexpr #1\expandafter.%
-    \expandafter{\romannumeral`&&@#2}%
-}%
-\def\xintkeepnoexpand #1%
-{%
-    \expandafter\XINT_keepunbraced_a\the\numexpr #1.%
-}%
-\def\XINT_keepunbraced_a #1#2.%
+\long\def\xintkeepunbraced #1#2%
+    {\expandafter\XINT_keepunbr_a\the\numexpr #1\expandafter.%
+                        \expandafter{\romannumeral`&&@#2}}%
+\def\xintkeepunbracednoexpand #1%
+   {\expandafter\XINT_keepunbr_a\the\numexpr #1.}%
+\def\XINT_keepunbr_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\expandafter\space\xint_gobble_i }%
-        0#1{\XINT_keep_bneg_a {#2}}%
-         0-{\XINT_keepunbraced_bpos {#1#2}}%
+        #1-{\XINT_keep_keepnone }%
+        0#1{\XINT_keep_neg   }%
+         0-{\XINT_keepunbr_pos #1}%
     \krof
 }%
-\long\def\XINT_keepunbraced_bpos #1#2%
+\long\def\XINT_keepunbr_pos #1.#2%
 {%
-     \XINT_keepunbraced_loop_a {#1}{}#2%
-          \xint_relax\xint_relax\xint_relax\xint_relax
-          \xint_relax\xint_relax\xint_relax\xint_bye
+     \XINT_keepunbr_loop_a #1.%
+     {}#2\xint_relax\xint_relax\xint_relax\xint_relax
+       \xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_keepunbraced_loop_a #1%
+\def\XINT_keepunbr_loop_a #1.%
 {%
     \ifnum #1>\xint_c_vi
-        \expandafter\XINT_keepunbraced_loop_b
+        \expandafter\XINT_keepunbr_loop_b
     \else
-        \XINT_keepunbraced_finish
+        \expandafter\XINT_keepunbr_finish
     \fi
-    {#1}%
+    #1.%
 }%
-\long\def\XINT_keepunbraced_loop_b #1#2#3#4#5#6#7#8#9%
+\long\def\XINT_keepunbr_loop_b #1.#2#3#4#5#6#7#8#9%
 {%
-    \xint_gob_til_xint_relax #9\XINT_keepunbraced_enda\xint_relax
-    \expandafter\XINT_keepunbraced_loop_c\expandafter
-    {\the\numexpr #1-\xint_c_vii}{#3}{#4}{#5}{#6}{#7}{#8}{#9}.{#2}%
+    \xint_gob_til_xint_relax #9\XINT_keepunbr_enda\xint_relax
+    \expandafter\XINT_keepunbr_loop_c\the\numexpr #1-\xint_c_vii.%
+    {#3}{#4}{#5}{#6}{#7}{#8}{#9}.{#2}%
 }%
-\long\def\XINT_keepunbraced_loop_c #1#2#3#4#5#6#7#8.#9%
-    {\XINT_keepunbraced_loop_a {#1}{#9#2#3#4#5#6#7#8}}%
-\long\def\XINT_keepunbraced_enda\xint_relax
-     \expandafter\XINT_keepunbraced_loop_c\expandafter #1#2.#3#4\xint_bye
+\long\def\XINT_keepunbr_loop_c #1.#2#3#4#5#6#7#8.#9%
+    {\XINT_keepunbr_loop_a #1.{#9#2#3#4#5#6#7#8}}%
+\long\def\XINT_keepunbr_enda #1.#2.#3#4\xint_bye
 {%
-     \XINT_keepunbraced_endb #4\W\W\W\W\W\W\Z #2{#3}%
+     \XINT_keepunbr_endb #4\W\W\W\W\W\W\Z #2{#3}%
 }%
-\def\XINT_keepunbraced_endb #1#2#3#4#5#6#7\Z
+\def\XINT_keepunbr_endb #1#2#3#4#5#6#7\Z
 {%
     \xint_gob_til_W
-    #1\XINT_keepunbraced_endc_
-    #2\XINT_keepunbraced_endc_i
-    #3\XINT_keepunbraced_endc_ii
-    #4\XINT_keepunbraced_endc_iii
-    #5\XINT_keepunbraced_endc_iv
-    #6\XINT_keepunbraced_endc_v
-    \W\XINT_keepunbraced_endc_vi\Z
-}%
-\long\def\XINT_keepunbraced_endc_    #1\Z #2#3#4#5#6#7#8#9{ #9}%
-\long\def\XINT_keepunbraced_endc_i   #1\Z #2#3#4#5#6#7#8#9{ #9#2}%
-\long\def\XINT_keepunbraced_endc_ii  #1\Z #2#3#4#5#6#7#8#9{ #9#2#3}%
-\long\def\XINT_keepunbraced_endc_iii #1\Z #2#3#4#5#6#7#8#9{ #9#2#3#4}%
-\long\def\XINT_keepunbraced_endc_iv  #1\Z #2#3#4#5#6#7#8#9{ #9#2#3#4#5}%
-\long\def\XINT_keepunbraced_endc_v   #1\Z #2#3#4#5#6#7#8#9{ #9#2#3#4#5#6}%
-\long\def\XINT_keepunbraced_endc_vi\Z #1#2#3#4#5#6#7#8{ #8#1#2#3#4#5#6}%
-\long\def\XINT_keepunbraced_finish\fi #1#2#3#4#5#6#7#8#9\xint_bye
-{%
-    \fi\XINT_keepunbraced_finish_loop_a {#1}{}{#3}{#4}{#5}{#6}{#7}{#8}\Z {#2}%
-}%
-\def\XINT_keepunbraced_finish_loop_a #1%
-{%
-    \xint_gob_til_zero #1\XINT_keepunbraced_finish_z0%
-    \expandafter\XINT_keepunbraced_finish_loop_b\expandafter
-       {\the\numexpr #1-\xint_c_i}%
-}%
-\long\def\XINT_keepunbraced_finish_z0%
-     \expandafter\XINT_keepunbraced_finish_loop_b\expandafter #1#2#3\Z #4{ #4#2}%
-\long\def\XINT_keepunbraced_finish_loop_b #1#2#3%
-{%
-    \xint_gob_til_xint_relax #3\XINT_keepunbraced_finish_exit\xint_relax
-    \XINT_keepunbraced_finish_loop_c {#1}{#2}{#3}%
-}%
-\long\def\XINT_keepunbraced_finish_exit\xint_relax
-         \XINT_keepunbraced_finish_loop_c #1#2#3\Z #4{ #4#2}%
-\long\def\XINT_keepunbraced_finish_loop_c #1#2#3%
-        {\XINT_keepunbraced_finish_loop_a {#1}{#2#3}}%
+    #1\XINT_keepunbr_endc_
+    #2\XINT_keepunbr_endc_i
+    #3\XINT_keepunbr_endc_ii
+    #4\XINT_keepunbr_endc_iii
+    #5\XINT_keepunbr_endc_iv
+    #6\XINT_keepunbr_endc_v
+    \W\XINT_keepunbr_endc_vi\Z
+}%
+\long\def\XINT_keepunbr_endc_    #1\Z #2#3#4#5#6#7#8#9{ #9}%
+\long\def\XINT_keepunbr_endc_i   #1\Z #2#3#4#5#6#7#8#9{ #9#2}%
+\long\def\XINT_keepunbr_endc_ii  #1\Z #2#3#4#5#6#7#8#9{ #9#2#3}%
+\long\def\XINT_keepunbr_endc_iii #1\Z #2#3#4#5#6#7#8#9{ #9#2#3#4}%
+\long\def\XINT_keepunbr_endc_iv  #1\Z #2#3#4#5#6#7#8#9{ #9#2#3#4#5}%
+\long\def\XINT_keepunbr_endc_v   #1\Z #2#3#4#5#6#7#8#9{ #9#2#3#4#5#6}%
+\long\def\XINT_keepunbr_endc_vi\Z #1#2#3#4#5#6#7#8{ #8#1#2#3#4#5#6}%
+\long\def\XINT_keepunbr_finish #1.#2#3#4#5#6#7#8#9\xint_bye
+{%
+    \XINT_keepunbr_finish_a #1.%
+    #3\xint_c_ #4\xint_c_i #5\xint_c_ii #6\xint_c_iii #7\xint_c_iv
+    #8\xint_c_v\xint_relax\xint_c_vi\xint_bye
+    {#3}{#4}{#5}{#6}{#7}{#8}\xint_bye {#2}%
+}%
+\long\def\XINT_keepunbr_finish_a #1.#2\xint_relax #3#4\xint_bye
+{%
+    \csname XINT_keepunbr_finish_b\romannumeral\ifnum#1>#3#3\else#1\fi\endcsname
+}%
+\long\def\XINT_keepunbr_finish_b   #1\xint_bye #2{ #2}%
+\long\def\XINT_keepunbr_finish_bi  #1#2\xint_bye #3{ #3#1}%
+\long\def\XINT_keepunbr_finish_bii #1#2#3\xint_bye #4{ #4#1#2}%
+\long\def\XINT_keepunbr_finish_biii#1#2#3#4\xint_bye #5{ #5#1#2#3}%
+\long\def\XINT_keepunbr_finish_biv #1#2#3#4#5\xint_bye #6{ #6#1#2#3#4}%
+\long\def\XINT_keepunbr_finish_bv  #1#2#3#4#5#6\xint_bye #7{ #7#1#2#3#4#5}%
+\long\def\XINT_keepunbr_finish_bvi #1#2#3#4#5#6\xint_bye #7{ #7#1#2#3#4#5#6}%
 \def\xintTrim         {\romannumeral0\xinttrim }%
 \def\xintTrimNoExpand {\romannumeral0\xinttrimnoexpand }%
-\def\xinttrim #1#2%
-{%
-    \expandafter\XINT_trim_a\the\numexpr #1\expandafter.%
-    \expandafter{\romannumeral`&&@#2}%
-}%
-\def\xinttrimnoexpand #1%
-{%
-    \expandafter\XINT_trim_a\the\numexpr #1.%
-}%
-\def\XINT_trim_a #1#2.%
+\long\def\xinttrim #1#2{\expandafter\XINT_trim_a\the\numexpr #1\expandafter.%
+                        \expandafter{\romannumeral`&&@#2}}%
+\def\xinttrimnoexpand #1{\expandafter\XINT_trim_a\the\numexpr #1.}%
+\def\XINT_trim_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\xint_firstofone_thenstop }%
-        0#1{\XINT_trim_bneg_a {#2}}%
-         0-{\XINT_trim_bpos {#1#2}}%
+        #1-{\XINT_trim_trimnone  }%
+        0#1{\XINT_trim_neg   }%
+         0-{\XINT_trim_pos #1}%
     \krof
 }%
-\long\def\XINT_trim_bneg_a #1#2%
+\long\def\XINT_trim_trimnone .#1{ #1}%
+\long\def\XINT_trim_neg #1.#2%
 {%
-    \expandafter\XINT_trim_bneg_b \the\numexpr \xintLength{#2}-#1.{#2}%
+    \expandafter\XINT_trim_neg_a\the\numexpr
+    \XINT_length_loop
+    0.#2\xint_relax\xint_relax\xint_relax\xint_relax
+        \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye -#1.%
+          {}#2\xint_relax\xint_relax\xint_relax\xint_relax
+             \xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_trim_bneg_b #1#2.%
+\def\XINT_trim_neg_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\expandafter\space\xint_gobble_i }%
-        0#1{\expandafter\space\xint_gobble_i }%
-         0-{\XINT_keep_bpos {#1#2}}%
+        #1-{\XINT_trim_trimall }%
+        0#1{\XINT_trim_trimall }%
+         0-{\XINT_keep_loop_a #1}%
     \krof
 }%
-\long\def\XINT_trim_bpos #1#2%
+\long\def\XINT_trim_trimall #1\xint_bye { }%
+\long\def\XINT_trim_pos #1.#2%
 {%
-     \XINT_trim_loop_a {#1}#2\xint_relax\xint_relax\xint_relax\xint_relax
-                    \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
+     \XINT_trim_loop_a #1.%
+     #2\xint_relax\xint_relax\xint_relax\xint_relax
+       \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_trim_loop_a #1%
+\def\XINT_trim_loop_a #1.%
 {%
     \ifnum #1>\xint_c_vii
         \expandafter\XINT_trim_loop_b
     \else
-        \XINT_trim_finish
+        \expandafter\XINT_trim_finish
     \fi
-    {#1}%
+    #1.%
 }%
-\long\def\XINT_trim_loop_b #1#2#3#4#5#6#7#8#9%
+\long\def\XINT_trim_loop_b #1.#2#3#4#5#6#7#8#9%
 {%
     \xint_gob_til_xint_relax #9\XINT_trim_silentend\xint_relax
-    \expandafter\XINT_trim_loop_a\expandafter{\the\numexpr #1-\xint_c_viii}%
+    \expandafter\XINT_trim_loop_a\the\numexpr #1-\xint_c_viii.%
 }%
 \def\XINT_trim_silentend #1\xint_bye { }%
-\def\XINT_trim_finish\fi #1%
+\def\XINT_trim_finish #1.%
 {%
-    \fi\expandafter\expandafter\expandafter\XINT_trim_finish_a
+    \expandafter\expandafter\expandafter\XINT_trim_finish_a
     \expandafter\expandafter\expandafter\space % avoids brace removal
     \csname xint_gobble_\romannumeral\numexpr#1\endcsname
 }%
 \long\def\XINT_trim_finish_a #1\xint_relax #2\xint_bye {#1}%
 \def\xintTrimUnbraced         {\romannumeral0\xinttrimunbraced }%
 \def\xintTrimUnbracedNoExpand {\romannumeral0\xinttrimunbracednoexpand }%
-\def\xinttrimunbraced #1#2%
-{%
-    \expandafter\XINT_trimunbraced_a\the\numexpr #1\expandafter.%
-    \expandafter{\romannumeral`&&@#2}%
-}%
+\long\def\xinttrimunbraced #1#2%
+    {\expandafter\XINT_trimunbr_a\the\numexpr #1\expandafter.%
+                        \expandafter{\romannumeral`&&@#2}}%
 \def\xinttrimunbracednoexpand #1%
-{%
-    \expandafter\XINT_trimunbraced_a\the\numexpr #1.%
-}%
-\def\XINT_trimunbraced_a #1#2.%
+    {\expandafter\XINT_trimunbr_a\the\numexpr #1.}%
+\def\XINT_trimunbr_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\xint_firstofone_thenstop }%
-        0#1{\XINT_trimunbraced_bneg_a {#2}}%
-         0-{\XINT_trim_bpos {#1#2}}%
+        #1-{\XINT_trim_trimnone  }%
+        0#1{\XINT_trimunbr_neg   }%
+         0-{\XINT_trim_pos #1}%
     \krof
 }%
-\long\def\XINT_trimunbraced_bneg_a #1#2%
+\long\def\XINT_trimunbr_neg #1.#2%
 {%
-    \expandafter\XINT_trimunbraced_bneg_b \the\numexpr \xintLength{#2}-#1.{#2}%
+    \expandafter\XINT_trimunbr_neg_a\the\numexpr
+    \XINT_length_loop
+    0.#2\xint_relax\xint_relax\xint_relax\xint_relax
+        \xint_relax\xint_relax\xint_relax\xint_relax\xint_bye -#1.%
+          {}#2\xint_relax\xint_relax\xint_relax\xint_relax
+            \xint_relax\xint_relax\xint_relax\xint_bye
 }%
-\def\XINT_trimunbraced_bneg_b #1#2.%
+\def\XINT_trimunbr_neg_a #1%
 {%
     \xint_UDzerominusfork
-        #1-{\expandafter\space\xint_gobble_i }%
-        0#1{\expandafter\space\xint_gobble_i }%
-         0-{\XINT_keepunbraced_bpos {#1#2}}%
+        #1-{\XINT_trim_trimall }%
+        0#1{\XINT_trim_trimall }%
+         0-{\XINT_keepunbr_loop_a #1}%
     \krof
 }%
 \def\xintApply         {\romannumeral0\xintapply }%
@@ -1183,6 +1178,263 @@
      }%
 }%
 \let\xintDigitsOf\xintAssignArray
+\def\xintTrim:f:csv {\romannumeral0\xinttrim:f:csv }%
+\def\xinttrim:f:csv #1#2%
+{%
+    \expandafter\XINT_trim:f:csv_a\the\numexpr #1\expandafter.%
+    \romannumeral`&&@#2\xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+                       \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+}%
+\def\XINT_trim:f:csv_a #1%
+{%
+    \xint_UDzerominusfork
+        #1-{\XINT_trim:f:csv_zero  }%
+        0#1{\XINT_trim:f:csv_neg   }%
+         0-{\XINT_trim:f:csv_loop_a #1}%
+    \krof
+}%
+\def\XINT_trim:f:csv_zero .#1\xint_relax #2\xint_bye{ #1}%
+\def\XINT_trim:f:csv_neg #1.#2\xint_relax%
+{%
+    \expandafter\XINT_trim:f:csv_neg_b
+    \the\numexpr\expandafter\XINT_length:f:csv_a\romannumeral`&&@#2%
+            \xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+            \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+    -#1.#2\xint_relax
+}%
+\def\XINT_trim:f:csv_neg_b #1%
+{%
+    \xint_UDzerominusfork
+        #1-{\expandafter\space\xint_bye }%
+        0#1{\expandafter\space\xint_bye }%
+         0-{\XINT_keep:f:csv_pos #1}%
+    \krof
+}%
+\def\XINT_trim:f:csv_loop_a #1.%
+{%
+    \ifnum #1>\xint_c_vii
+        \expandafter\XINT_trim:f:csv_loop_b
+    \else
+        \expandafter\XINT_trim:f:csv_finish
+    \fi
+    #1.%
+}%
+\def\XINT_trim:f:csv_loop_b #1.#2,#3,#4,#5,#6,#7,#8,#9,%
+{%
+    \xint_gob_til_xint_relax #9\XINT_trim:f:csv_silentend\xint_relax
+    \expandafter\XINT_trim:f:csv_loop_a\the\numexpr #1-\xint_c_viii.%
+}%
+\def\XINT_trim:f:csv_silentend #1\xint_bye { }%
+\def\XINT_trim:f:csv_finish #1.%
+{%
+    \expandafter\XINT_trim:f:csv_finish_a
+    \romannumeral`&&@\csname xint_gobble:csv_\romannumeral\numexpr#1\endcsname
+}%
+\def\xint_gobble:csv_    {}%
+\def\xint_gobble:csv_i   #1,{}%
+\def\xint_gobble:csv_ii  #1,#2,{}%
+\def\xint_gobble:csv_iii #1,#2,#3,{}%
+\def\xint_gobble:csv_iv  #1,#2,#3,#4,{}%
+\def\xint_gobble:csv_v   #1,#2,#3,#4,#5,{}%
+\def\xint_gobble:csv_vi  #1,#2,#3,#4,#5,#6,{}%
+\def\xint_gobble:csv_vii #1,#2,#3,#4,#5,#6,#7,{}%
+\def\XINT_trim:f:csv_finish_a #1\xint_relax #2\xint_bye { #1}%
+\def\xintKeep:f:csv {\romannumeral0\xintkeep:f:csv }%
+\def\xintkeep:f:csv #1#2%
+{%
+    \expandafter\XINT_keep:f:csv_a\the\numexpr #1\expandafter.%
+    \romannumeral`&&@#2\xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+                       \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+}%
+\def\XINT_keep:f:csv_a #1%
+{%
+    \xint_UDzerominusfork
+        #1-{\XINT_keep:f:csv_zero  }%
+        0#1{\XINT_keep:f:csv_neg   }%
+         0-{\XINT_keep:f:csv_pos #1}%
+    \krof
+}%
+\def\XINT_keep:f:csv_zero .#1\xint_bye{ }%
+\def\XINT_keep:f:csv_neg #1.#2\xint_relax%
+{%
+    \expandafter\XINT_keep:f:csv_neg_b
+    \the\numexpr\expandafter\XINT_length:f:csv_a\romannumeral`&&@#2%
+            \xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+            \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+    -#1.#2\xint_relax
+}%
+\def\XINT_keep:f:csv_neg_b #1%
+{%
+    \xint_UDzerominusfork
+        #1-{\XINT_keep:f:csv_all }%
+        0#1{\XINT_keep:f:csv_all }%
+         0-{\XINT_trim:f:csv_loop_a #1}%
+    \krof
+}%
+\def\XINT_keep:f:csv_all #1.#2\xint_relax #3\xint_bye { #2}%
+\def\XINT_keep:f:csv_pos #1.{\expandafter\xint_gobble_thenstop
+                             \romannumeral`&&@\XINT_keep:f:csv_loop_a #1.{}}%
+\def\XINT_keep:f:csv_loop_a #1.%
+{%
+    \ifnum #1>\xint_c_vi
+        \expandafter\XINT_keep:f:csv_loop_b
+    \else
+        \expandafter\XINT_keep:f:csv_finish
+    \fi
+    #1.%
+}%
+\def\XINT_keep:f:csv_loop_b #1.#2#3,#4,#5,#6,#7,#8,#9,%
+{%
+    \xint_gob_til_xint_relax #9\XINT_keep:f:csv_enda\xint_relax
+    \expandafter\XINT_keep:f:csv_loop_c\the\numexpr #1-\xint_c_vii.%
+    {,#3,#4,#5,#6,#7,#8,#9}{#2}%
+}%
+\def\XINT_keep:f:csv_loop_c #1.#2#3{\XINT_keep:f:csv_loop_a #1.{#3#2}}%
+\def\XINT_keep:f:csv_enda #1.#2#3#4\xint_bye
+{%
+     \XINT_keep:f:csv_endb #2\xint_bye {#3}%
+}%
+\def\XINT_keep:f:csv_endb #1\xint_relax #2\xint_bye #3{ #3#1}%
+\def\XINT_keep:f:csv_finish #1.#2#3,#4,#5,#6,#7,#8,#9\xint_bye
+{%
+    \csname XINT_keep:f:csv_finish_\romannumeral#1\endcsname
+    ,#3,#4,#5,#6,#7,#8,\Z {#2}%
+}%
+\def\XINT_keep:f:csv_finish_ #1\Z #2{#2}%
+\def\XINT_keep:f:csv_finish_i ,#1,#2\Z
+   {\XINT_keep:f:csv_finish_f ,#1\xint_relax\Z}%
+\def\XINT_keep:f:csv_finish_ii ,#1,#2,#3\Z
+   {\XINT_keep:f:csv_finish_f ,#1,#2\xint_relax\Z}%
+\def\XINT_keep:f:csv_finish_iii ,#1,#2,#3,#4\Z
+   {\XINT_keep:f:csv_finish_f ,#1,#2,#3\xint_relax\Z}%
+\def\XINT_keep:f:csv_finish_iv ,#1,#2,#3,#4,#5\Z
+   {\XINT_keep:f:csv_finish_f ,#1,#2,#3,#4\xint_relax\Z}%
+\def\XINT_keep:f:csv_finish_v ,#1,#2,#3,#4,#5,#6\Z
+   {\XINT_keep:f:csv_finish_f ,#1,#2,#3,#4,#5\xint_relax\Z}%
+\def\XINT_keep:f:csv_finish_vi ,#1,#2,#3,#4,#5,#6,#7\Z
+   {\XINT_keep:f:csv_finish_f ,#1,#2,#3,#4,#5,#6\xint_relax\Z}%
+\def\XINT_keep:f:csv_finish_f #1\xint_relax #2\Z #3{#3#1}%
+\def\xintNthEltPy:f:csv {\romannumeral0\xintntheltpy:f:csv }%
+\def\xintntheltpy:f:csv #1{\expandafter\XINT_ntheltpy:f:csv\the\numexpr #1.}%
+\def\XINT_ntheltpy:f:csv #1%
+{%
+    \xint_UDsignfork
+        #1{\XINT_nthelt:f:csv_neg }%
+         -{\XINT_nthelt:f:csv_pos #1}%
+    \krof
+}%
+\long\def\XINT_nthelt:f:csv_neg #1.#2%
+{%
+    \expandafter\XINT_nthelt:f:csv_neg_a
+    \the\numexpr\expandafter\XINT_length:f:csv_a\romannumeral`&&@#2%
+            \xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+            \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+    -#1+\xint_c_i\expandafter.\romannumeral`&&@#2%
+     \xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+     \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+}%
+\def\XINT_nthelt:f:csv_neg_a #1%
+{%
+    \xint_UDzerominusfork
+        #1-{\XINT_nthelt:f:csv_none }%
+        0#1{\XINT_nthelt:f:csv_none }%
+         0-{\XINT_nthelt:f:csv_loop_a #1}%
+    \krof
+}%
+\def\XINT_nthelt:f:csv_none #1\xint_bye { }%
+\long\def\XINT_nthelt:f:csv_pos #1.#2%
+{%
+     \expandafter\XINT_nthelt:f:csv_loop_a\the\numexpr #1+\xint_c_i\expandafter.%
+     \romannumeral`&&@#2%
+     \xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+     \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+}%
+\def\XINT_nthelt:f:csv_loop_a #1.%
+{%
+    \ifnum #1>\xint_c_viii
+        \expandafter\XINT_nthelt:f:csv_loop_b
+    \else
+        \expandafter\XINT_nthelt:f:csv_getit
+    \fi #1.%
+}%
+\long\def\XINT_nthelt:f:csv_loop_b #1.#2,#3,#4,#5,#6,#7,#8,#9,%
+{%
+    \xint_gob_til_xint_relax #9\XINT_nthelt:f:csv_none\xint_relax
+    \expandafter\XINT_nthelt:f:csv_loop_a\the\numexpr #1-\xint_c_viii.%
+}%
+\def\XINT_nthelt:f:csv_getit #1.%
+{%
+    \expandafter\XINT_nthelt:f:csv_finish
+    \romannumeral`&&@\csname xint_gobble:csv_\romannumeral
+                             \numexpr#1-\xint_c_i\endcsname
+}%
+\def\XINT_nthelt:f:csv_finish #1,#2\xint_bye
+{%
+    \XINT_nthelt:f:csv_finishb #1\xint_relax\xint_bye
+}%
+\def\XINT_nthelt:f:csv_finishb #1\xint_relax #2\xint_bye { #1}%
+\def\xintReverse:f:csv {\romannumeral0\xintreverse:f:csv }%
+\def\xintreverse:f:csv #1%
+{%
+    \expandafter\XINT_reverse:f:csv_loop
+    \expandafter{\expandafter}\romannumeral`&&@#1,%
+      \xint_relax,%
+        \xint_bye,\xint_bye,\xint_bye,\xint_bye,%
+        \xint_bye,\xint_bye,\xint_bye,\xint_bye,%
+      \xint_relax
+}%
+\def\XINT_reverse:f:csv_loop #1#2,#3,#4,#5,#6,#7,#8,#9,%
+{%
+    \xint_bye #9\XINT_reverse:f:csv_cleanup\xint_bye
+    \XINT_reverse:f:csv_loop {,#9,#8,#7,#6,#5,#4,#3,#2#1}%
+}%
+\def\XINT_reverse:f:csv_cleanup\xint_bye\XINT_reverse:f:csv_loop #1#2\xint_relax
+{%
+    \XINT_reverse:f:csv_finish #1%
+}%
+\def\XINT_reverse:f:csv_finish #1\xint_relax,{ }%
+\def\xintLength:f:csv {\romannumeral0\xintlength:f:csv }%
+\def\xintlength:f:csv #1%
+{%
+    \expandafter\XINT_length:f:csv_a
+    \romannumeral`&&@#1\xint_relax,\xint_relax,\xint_relax,\xint_relax,%
+                       \xint_relax,\xint_relax,\xint_relax,\xint_relax,\xint_bye
+}%
+\def\XINT_length:f:csv_a #1%
+{%
+    \xint_gob_til_xint_relax #1\XINT_length:f:csv_empty\xint_relax
+    \XINT_length:f:csv_loop 0.#1%
+}%
+\def\XINT_length:f:csv_empty #1\xint_bye { 0}%
+\def\XINT_length:f:csv_loop #1.#2,#3,#4,#5,#6,#7,#8,#9,%
+{%
+    \xint_gob_til_xint_relax #9\XINT_length:f:csv_finish_a\xint_relax
+    \expandafter\XINT_length:f:csv_loop\the\numexpr #1+\xint_c_viii.%
+}%
+\def\XINT_length:f:csv_finish_a\xint_relax
+    \expandafter\XINT_length:f:csv_loop\the\numexpr #1+\xint_c_viii.#2\xint_bye
+{%
+    \XINT_length:f:csv_finish_b #2\W,\W,\W,\W,\W,\W,\W,\Z {#1}%
+}%
+\def\XINT_length:f:csv_finish_b #1,#2,#3,#4,#5,#6,#7,#8\Z
+{%
+    \xint_gob_til_W
+            #1\XINT_length:f:csv_finish_c \xint_c_i
+            #2\XINT_length:f:csv_finish_c \xint_c_ii
+            #3\XINT_length:f:csv_finish_c \xint_c_iii
+            #4\XINT_length:f:csv_finish_c \xint_c_iv
+            #5\XINT_length:f:csv_finish_c \xint_c_v
+            #6\XINT_length:f:csv_finish_c \xint_c_vi
+            #7\XINT_length:f:csv_finish_c \xint_c_vii
+            \W\XINT_length:f:csv_finish_c \xint_c_viii\Z
+}%
+\edef\XINT_length:f:csv_finish_c #1#2\Z #3%
+   {\noexpand\expandafter\space\noexpand\the\numexpr #3+#1\relax}%
+\let\xintCSVTrim     \xintTrim:f:csv
+\let\xintCSVKeep     \xintKeep:f:csv
+\let\xintCSVNthEltPy \xintNthEltPy:f:csv
+\let\xintCSVReverse  \xintReverse:f:csv
+\let\xintCSVLength   \xintLength:f:csv
 \let\XINT_tmpa\relax \let\XINT_tmpb\relax \let\XINT_tmpc\relax
 \XINT_restorecatcodes_endinput%
 \endinput