7 files changed, 87 insertions, 50 deletions
diff --git a/Master/texmf-dist/doc/generic/xint/CHANGES.html b/Master/texmf-dist/doc/generic/xint/CHANGES.html
index 4e9b301977b..aeec51e984c 100644
--- a/Master/texmf-dist/doc/generic/xint/CHANGES.html
+++ b/Master/texmf-dist/doc/generic/xint/CHANGES.html
@@ -4,7 +4,7 @@
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
   <meta http-equiv="Content-Style-Type" content="text/css" />
   <meta name="generator" content="pandoc" />
-  <meta name="author" content="xint 1.2h" />
+  <meta name="author" content="xint 1.2i" />
   <title>CHANGE LOG</title>
   <style type="text/css">code{white-space: pre;}</style>
   <style type="text/css">
@@ -17,46 +17,51 @@
 <body>
 <div id="header">
 <h1 class="title">CHANGE LOG</h1>
-<h2 class="author">xint 1.2h</h2>
-<h3 class="date">2016/11/20</h3>
+<h2 class="author">xint 1.2i</h2>
+<h3 class="date">2016/12/13</h3>
 </div>
 <div id="TOC">
 <ul>
-<li><a href="#h-20161120"><code>1.2h (2016/11/20)</code></a><ul>
+<li><a href="#i-20161213"><code>1.2i (2016/12/13)</code></a><ul>
+<li><a href="#incompatible-changes">Incompatible changes</a></li>
 <li><a href="#improvements-and-new-features">Improvements and new features</a></li>
 <li><a href="#bug-fixes">Bug fixes</a></li>
 </ul></li>
-<li><a href="#g-20160319"><code>1.2g (2016/03/19)</code></a><ul>
-<li><a href="#incompatible-changes">Incompatible changes</a></li>
+<li><a href="#h-20161120"><code>1.2h (2016/11/20)</code></a><ul>
 <li><a href="#improvements-and-new-features-1">Improvements and new features</a></li>
+<li><a href="#bug-fixes-1">Bug fixes</a></li>
 </ul></li>
-<li><a href="#f-20160312"><code>1.2f (2016/03/12)</code></a><ul>
+<li><a href="#g-20160319"><code>1.2g (2016/03/19)</code></a><ul>
 <li><a href="#incompatible-changes-1">Incompatible changes</a></li>
-<li><a href="#bug-fixes-1">Bug fixes</a></li>
 <li><a href="#improvements-and-new-features-2">Improvements and new features</a></li>
 </ul></li>
-<li><a href="#e-20151122"><code>1.2e (2015/11/22)</code></a><ul>
+<li><a href="#f-20160312"><code>1.2f (2016/03/12)</code></a><ul>
+<li><a href="#incompatible-changes-2">Incompatible changes</a></li>
 <li><a href="#bug-fixes-2">Bug fixes</a></li>
 <li><a href="#improvements-and-new-features-3">Improvements and new features</a></li>
 </ul></li>
-<li><a href="#d-20151118"><code>1.2d (2015/11/18)</code></a><ul>
+<li><a href="#e-20151122"><code>1.2e (2015/11/22)</code></a><ul>
 <li><a href="#bug-fixes-3">Bug fixes</a></li>
 <li><a href="#improvements-and-new-features-4">Improvements and new features</a></li>
 </ul></li>
-<li><a href="#c-20151116"><code>1.2c (2015/11/16)</code></a><ul>
+<li><a href="#d-20151118"><code>1.2d (2015/11/18)</code></a><ul>
 <li><a href="#bug-fixes-4">Bug fixes</a></li>
 <li><a href="#improvements-and-new-features-5">Improvements and new features</a></li>
 </ul></li>
-<li><a href="#b-20151029"><code>1.2b (2015/10/29)</code></a><ul>
+<li><a href="#c-20151116"><code>1.2c (2015/11/16)</code></a><ul>
 <li><a href="#bug-fixes-5">Bug fixes</a></li>
+<li><a href="#improvements-and-new-features-6">Improvements and new features</a></li>
 </ul></li>
-<li><a href="#a-20151019"><code>1.2a (2015/10/19)</code></a><ul>
+<li><a href="#b-20151029"><code>1.2b (2015/10/29)</code></a><ul>
 <li><a href="#bug-fixes-6">Bug fixes</a></li>
-<li><a href="#improvements-and-new-features-6">Improvements and new features</a></li>
 </ul></li>
-<li><a href="#section"><code>1.2 (2015/10/10)</code></a><ul>
+<li><a href="#a-20151019"><code>1.2a (2015/10/19)</code></a><ul>
+<li><a href="#bug-fixes-7">Bug fixes</a></li>
 <li><a href="#improvements-and-new-features-7">Improvements and new features</a></li>
 </ul></li>
+<li><a href="#section"><code>1.2 (2015/10/10)</code></a><ul>
+<li><a href="#improvements-and-new-features-8">Improvements and new features</a></li>
+</ul></li>
 <li><a href="#c-20150912"><code>1.1c (2015/09/12)</code></a></li>
 <li><a href="#b-20150831"><code>1.1b (2015/08/31)</code></a></li>
 <li><a href="#a-20141107"><code>1.1a (2014/11/07)</code></a></li>
@@ -87,17 +92,46 @@
 <li><a href="#section-8"><code>1.0 (2013/03/28)</code></a></li>
 </ul>
 </div>
-<pre><code>Source:  xint.dtx 1.2h 2016/11/20 (doc 2016/11/20)
+<pre><code>Source:  xint.dtx 1.2i 2016/12/13 (doc 2016/12/13)
 Author:  Jean-Francois Burnol
 Info:    Expandable operations on big integers, decimals, fractions
 License: LPPL 1.3c</code></pre>
-<h2 id="h-20161120"><code>1.2h (2016/11/20)</code></h2>
+<h2 id="i-20161213"><code>1.2i (2016/12/13)</code></h2>
+<h3 id="incompatible-changes">Incompatible changes</h3>
+<ul>
+<li><p>some macros which had been marked as deprecated are removed (they are available under different names): <code>\xintifTrue</code>, <code>\xintifTrueFalse</code>, <code>\xintQuo</code>, <code>\xintRem</code>, <code>\xintquo</code>, <code>\xintrem</code>.</p></li>
+<li><p><code>\xintDecSplit</code> second argument must have no sign (former code replaced it with its absolute value, a sign now may cause an error.)</p></li>
+</ul>
 <h3 id="improvements-and-new-features">Improvements and new features</h3>
 <ul>
+<li><p><strong>xintkernel</strong>: <code>\xintLength</code> is faster. New macros:</p>
+<ul>
+<li><p><code>\xintLastItem</code> to fetch the last item from its argument,</p></li>
+<li><p><code>\romannumeral\xintgobble</code> for gobbling many (up to 531440) upstream braced items or tokens.</p></li>
+<li><p><code>\romannumeral\xintreplicate</code> which is copied over from the expl3 <code>\prg_replicate:nn</code> with some minor changes.</p></li>
+</ul></li>
+<li><p><strong>xinttools</strong>: general token list handling routines <code>\xintKeep</code>, <code>\xintTrim</code> and <code>\xintNthElt</code> are faster; but the novel <code>\xintTrim</code> can only remove up to a maximum of 531440 items.</p>
+<p>Also, <code>\xintFor</code> partially improves on some issues which are reported upon in the documentation.</p></li>
+<li><p>some old macros have been rewritten entirely or partially using techniques which <strong>xint</strong> started using in release <code>1.2</code>:</p>
+<ul>
+<li><p><strong>xintcore</strong>: <code>\xintDouble</code>, <code>\xintHalf</code>, <code>\xintInc</code>, <code>\xintDec</code>, <code>\xintiiLDg</code>, <code>\xintDSR</code> (originally from <strong>xint</strong>), a novel <code>\xintDSRr</code>.</p></li>
+<li><p><strong>xint</strong>: <code>\xintDSH</code>, <code>\xintDSx</code>, <code>\xintDecSplit</code>, <code>\xintiiE</code>.</p></li>
+<li><p><strong>xintfrac</strong>: as a result of the above <code>\xintTrunc</code>, <code>\xintRound</code> and <code>\xintXTrunc</code> got faster. But the main improvement for them is with decimal inputs which formerly had not been treated separately from the general fraction case. Also, <code>\xintXTrunc</code> does not anymore create a dependency of <strong>xintfrac</strong> on <strong>xinttools</strong>.</p></li>
+</ul></li>
+<li><p>the documentation has again been (slightly) re-organized; it has a new sub-section on the Miller-Rabin primality test, to illustrate some use of <code>\xintNewFunction</code> for recursive definitions.</p></li>
+<li><p>the documentation has dropped the LaTeX &quot;command&quot; terminology (which had been used initially in 2013 for some forgotten reasons and should have been removed long ago) and uses only the more apt &quot;macro&quot;, as after all, all of <strong>xint</strong> is about expansion of macros (plus the use of <code>\numexpr</code>).</p></li>
+</ul>
+<h3 id="bug-fixes">Bug fixes</h3>
+<ul>
+<li><code>\xintDecSplitL</code> and <code>\xintDecSplitR</code> from <strong>xint</strong> produced their output in a spurious brace pair (bug introduced in <code>1.2f</code>).</li>
+</ul>
+<h2 id="h-20161120"><code>1.2h (2016/11/20)</code></h2>
+<h3 id="improvements-and-new-features-1">Improvements and new features</h3>
+<ul>
 <li><p>new macro <code>\xintNewFunction</code> in <strong>xintexpr</strong> which allows to extend the parser syntax with functions in situations where <code>\xintdeffunc</code> is not usable (typically, because dummy variables are used over a not yet determined range of values because it depends on the variables).</p></li>
 <li><p>after three years of strict obedience to <code>xint</code> prefix, now <code>\thexintexpr</code>, <code>\thexintiexpr</code>, <code>\thexintfloatexpr</code>, and <code>\thexintiiexpr</code> are provided as synonyms to <code>\xinttheexpr</code>, etc...</p></li>
 </ul>
-<h3 id="bug-fixes">Bug fixes</h3>
+<h3 id="bug-fixes-1">Bug fixes</h3>
 <ul>
 <li><p>the <code>(cond)?{foo}{bar}</code> operator from <strong>xintexpr</strong> mis-behaved in certain circumstances (such as an empty <code>foo</code>).</p></li>
 <li><p>the <strong>xintexpr</strong> <code>1.2f</code> <code>binomial</code> function (which uses <code>\xintiiBinomial</code> from <strong>xint.sty</strong> or <code>\xintFloatBinomial</code> from <strong>xintfrac.sty</strong>) deliberately raised an error for <code>binomial(x,y)</code> with <code>y&lt;0</code> or <code>x&lt;y</code>. This was unfortunate, and it now simply evaluates to zero in such cases.</p></li>
@@ -105,12 +139,12 @@ License: LPPL 1.3c</code></pre>
 <li><p>the <code>add</code> and <code>mul</code> from <strong>xintexpr</strong>, which work with dummy variables since <code>1.1</code>, raised an error since <code>1.2c 2015/11/16</code> when the dummy variable was given an empty range (or list) of values, rather than producing respectively <code>0</code> and <code>1</code> as formerly.</p></li>
 </ul>
 <h2 id="g-20160319"><code>1.2g (2016/03/19)</code></h2>
-<h3 id="incompatible-changes">Incompatible changes</h3>
+<h3 id="incompatible-changes-1">Incompatible changes</h3>
 <ul>
 <li><p>inside expressions, list item selector <code>[L][n]</code> counts starting at zero, not at one. This is more coherent with <code>[L][a:b]</code> which was already exactly like in Python since its introduction. A function len(L) replaces earlier <code>[L][0]</code>.</p></li>
 <li><p>former <code>iter</code> keyword now called <code>iterr</code>. Indeed it matched with <code>rrseq</code>, the new <code>iter</code> (which was somehow missing from <code>1.1</code>) is the one matching <code>rseq</code>. Allows to iterate more easily with a &quot;list&quot; variable.</p></li>
 </ul>
-<h3 id="improvements-and-new-features-1">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-2">Improvements and new features</h3>
 <ul>
 <li><p>in <strong>xintexpr.sty</strong>: list selectors <code>[L][n]</code> and <code>[L][a:b]</code> are more efficient: the earlier <code>1.1</code> routines did back and forth conversions from comma separated values to braced tokens, the <code>1.2g</code> routines use macros from <strong>xinttools.sty</strong> handling directly the encountered lists of comma separated values.</p></li>
 <li><p>in <strong>xinttools.sty</strong>: slight improvements in the efficiency of the <code>\xintNthElt</code>, <code>\xintKeep</code>, <code>\xintTrim</code> routines and new routines handling directly comma separated values. The latter are not included in the user manual (they are not <code>\long</code>, they don't make efforts to preserve some braces, do not worry about spaces, all those worries being irrelevant to the use in expressions for list selectors).</p></li>
@@ -119,17 +153,17 @@ License: LPPL 1.3c</code></pre>
 <li><p>the syntax of expressions is described in a devoted chapter of the documentation; an example shows how to implement (expandably) the Brent-Salamin algorithm for computation of Pi using <code>iter</code> in a float expression.</p></li>
 </ul>
 <h2 id="f-20160312"><code>1.2f (2016/03/12)</code></h2>
-<h3 id="incompatible-changes-1">Incompatible changes</h3>
+<h3 id="incompatible-changes-2">Incompatible changes</h3>
 <ul>
 <li>no more <code>\xintFac</code> macro but <code>\xintiFac/\xintiiFac/\xintFloatFac</code>.</li>
 </ul>
-<h3 id="bug-fixes-1">Bug fixes</h3>
+<h3 id="bug-fixes-2">Bug fixes</h3>
 <ul>
 <li><p>squaring macro <code>\xintSqr</code> from <strong>xintfrac.sty</strong> was broken due to a misspelled sub-macro name. Dates back to <code>1.1</code> release of <code>2014/10/28</code> <code>:-((</code>.</p></li>
 <li><p><code>1.2c</code>'s fix to the subtraction bug from <code>1.2</code> introduced another bug, which in some cases could create leading zeroes in the output, or even worse. This could invalidate other routines using subtractions, like <code>\xintiiSquareRoot</code>.</p></li>
 <li><p>the comparison operators were not recognized by <code>\xintNewIIExpr</code> and <code>\xintdefiifunc</code> constructs.</p></li>
 </ul>
-<h3 id="improvements-and-new-features-2">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-3">Improvements and new features</h3>
 <ul>
 <li><p>functions <code>binomial</code>, <code>pfactorial</code> and <code>factorial</code> in both integer and float versions.</p></li>
 <li><p>macros <code>\xintiiBinomial</code>, <code>\xintiiPFactorial</code> (<strong>xint.sty</strong>) and <code>\xintFloatBinomial</code>, <code>\xintFloatPFactorial</code> (<strong>xintfrac.sty</strong>). Improvements to <code>\xintFloatFac</code>.</p></li>
@@ -144,13 +178,13 @@ License: LPPL 1.3c</code></pre>
 <li><p>renewed desperate efforts at improving the documentation by random shuffling of sections and well thought additions; cuts were considered and even performed.</p></li>
 </ul>
 <h2 id="e-20151122"><code>1.2e (2015/11/22)</code></h2>
-<h3 id="bug-fixes-2">Bug fixes</h3>
+<h3 id="bug-fixes-3">Bug fixes</h3>
 <ul>
 <li><p>in <strong>xintfrac</strong>: the <code>\xintFloatFac</code> from release <code>1.2</code> parsed its argument only through <code>\numexpr</code> but it should have used <code>\xintNum</code>.</p></li>
 <li><p>in <strong>xintexpr</strong>: release <code>1.2d</code> had broken the recognition of sub-expressions immediately after variable names (with tacit multiplication).</p></li>
 <li><p>in <strong>xintexpr</strong>: contrarily to what <code>1.2d</code> documentation said, tacit multiplication was not yet always done with enhanced precedence. Now yes.</p></li>
 </ul>
-<h3 id="improvements-and-new-features-3">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-4">Improvements and new features</h3>
 <ul>
 <li><p>macro <code>\xintunassignvar</code>.</p></li>
 <li><p>slight modifications of the logged messages in case of <code>\xintverbosetrue</code>.</p></li>
@@ -158,44 +192,44 @@ License: LPPL 1.3c</code></pre>
 <li><p>documentation enhancements: the <em>Quick Sort</em> section with its included code samples has been entirely re-written; the <em>Commands of the xintexpr package</em> section has been extended and reviewed entirely.</p></li>
 </ul>
 <h2 id="d-20151118"><code>1.2d (2015/11/18)</code></h2>
-<h3 id="bug-fixes-3">Bug fixes</h3>
+<h3 id="bug-fixes-4">Bug fixes</h3>
 <ul>
 <li>in <strong>xintcore</strong>: release <code>1.2c</code> had inadvertently broken the <code>\xintiiDivRound</code> macro.</li>
 </ul>
-<h3 id="improvements-and-new-features-4">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-5">Improvements and new features</h3>
 <ul>
 <li><p>the function definitions done by <code>\xintdeffunc</code> et al., as well as the macro declarations by <code>\xintNewExpr</code> et al. now have only local scope.</p></li>
 <li><p>tacit multiplication applies to more cases, for example (x+y)z, and always ties more than standard * infix operator, e.g. x/2y is like x/(2*y).</p></li>
 <li><p>some documentation enhancements, particularly in the chapter on xintexpr.sty, and also in the code source comments.</p></li>
 </ul>
 <h2 id="c-20151116"><code>1.2c (2015/11/16)</code></h2>
-<h3 id="bug-fixes-4">Bug fixes</h3>
+<h3 id="bug-fixes-5">Bug fixes</h3>
 <ul>
 <li>in <strong>xintcore</strong>: recent release <code>1.2</code> introduced a bug in the subtraction (happened when 00000001 was found under certain circumstances at certain mod 8 locations).</li>
 </ul>
-<h3 id="improvements-and-new-features-5">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-6">Improvements and new features</h3>
 <ul>
 <li><p>macros <code>\xintdeffunc</code>, <code>\xintdefiifunc</code>, <code>\xintdeffloatfunc</code> and boolean <code>\ifxintverbose</code>.</p></li>
 <li><p>on-going code improvements and documentation enhancements, but stopped in order to issue this bugfix release.</p></li>
 </ul>
 <h2 id="b-20151029"><code>1.2b (2015/10/29)</code></h2>
-<h3 id="bug-fixes-5">Bug fixes</h3>
+<h3 id="bug-fixes-6">Bug fixes</h3>
 <ul>
 <li>in <strong>xintcore</strong>: recent release <code>1.2</code> introduced a bug in the division macros, causing a crash when the divisor started with 99999999 (it was attempted to use with 1+99999999 a subroutine expecting only 8-digits numbers).</li>
 </ul>
 <h2 id="a-20151019"><code>1.2a (2015/10/19)</code></h2>
-<h3 id="bug-fixes-6">Bug fixes</h3>
+<h3 id="bug-fixes-7">Bug fixes</h3>
 <ul>
 <li>in <strong>xintexpr</strong>: recent release <code>1.2</code> introduced a bad bug in the parsing of decimal numbers and as a result <code>\xinttheexpr 0.01\relax</code> expanded to <code>0</code> ! (sigh...)</li>
 </ul>
-<h3 id="improvements-and-new-features-6">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-7">Improvements and new features</h3>
 <ul>
 <li><p>added <code>\xintKeepUnbraced</code>, <code>\xintTrimUnbraced</code> (<strong>xinttools</strong>) and fixed documentation of <code>\xintKeep</code> and <code>\xintTrim</code> regarding brace stripping.</p></li>
 <li><p>added <code>\xintiiMaxof/\xintiiMinof</code> (<strong>xint</strong>).</p></li>
 <li><p>TeX hackers only: replaced all code uses of <code>\romannumeral-`0</code> by the quicker <code>\romannumeral`&amp;&amp;@</code> (<code>^</code> being used as letter, had to find another character usable with catcode 7).</p></li>
 </ul>
 <h2 id="section"><code>1.2 (2015/10/10)</code></h2>
-<h3 id="improvements-and-new-features-7">Improvements and new features</h3>
+<h3 id="improvements-and-new-features-8">Improvements and new features</h3>
 <ul>
 <li><p>the basic arithmetic implemented in <strong>xintcore</strong> has been entirely rewritten. The mathematics remains the elementary school one, but the <code>TeX</code> implementation achieves higher speed (except, regarding addition/subtraction, for numbers up to about thirty digits), the gains becoming quite significant for numbers with hundreds of digits.</p></li>
 <li><p>the inputs must have less than 19959 digits. But computations with thousands of digits take time.</p></li>
diff --git a/Master/texmf-dist/doc/generic/xint/CHANGES.pdf b/Master/texmf-dist/doc/generic/xint/CHANGES.pdf
index 413158264c4..a677346395b 100644
--- a/Master/texmf-dist/doc/generic/xint/CHANGES.pdf
+++ b/Master/texmf-dist/doc/generic/xint/CHANGES.pdf
diff --git a/Master/texmf-dist/doc/generic/xint/README b/Master/texmf-dist/doc/generic/xint/README
index 71fbf4f0323..305b0e0faf8 100644
--- a/Master/texmf-dist/doc/generic/xint/README
+++ b/Master/texmf-dist/doc/generic/xint/README
@@ -1,4 +1,4 @@
-    Source:  xint.dtx 1.2h 2016/11/20 (doc 2016/11/20)
+    Source:  xint.dtx 1.2i 2016/12/13 (doc 2016/12/13)
     Author:  Jean-Francois Burnol
     Info:    Expandable operations on big integers, decimals, fractions
     License: LPPL 1.3c
@@ -31,17 +31,19 @@ Float computations are possible at an adjustable precision (default 16).
 
     \xintthefloatexpr 123456789^1000.5\relax
 
-Mathematical functions (apart from sqrt which achieves correct rounding
-in arbitrary precision) are yet to be implemented.
+However, only integer and half-integer exponents are currently allowed:
+only the sqrt is implemented for floating point numbers. It achieves
+correct rounding in arbitrary precision.
 
 It is possible to use the package with Plain as well as with LaTeX.
 
 Sub-units xintcore, xint and xintfrac provide the underlying macros, and
 xintexpr loads all of them and provides expandable parsers allowing
-computations such as the above (and more). A more light-weight package
-bnumexpr (LaTeX only) loads only xintcore and provides a parser which
-handles only big integers, the four operations, the power operation and
-the factorial (1.2).
+computations such as the above (and more).
+
+A more light-weight (LaTeX only) package bnumexpr loads only xintcore
+and provides a parser which handles only big integers, the four
+operations, the power operation and the factorial.
 
 
 
@@ -69,9 +71,9 @@ One does for example:
 
     \input xintexpr.sty
 
-Again, all dependencies are handled automatically. The packages may be
-loaded in any catcode context such that letters, digits, \ and % have
-their standard catcodes.
+All dependencies are handled automatically. The packages may be loaded
+in any catcode context such that letters, digits, \ and % have their
+standard catcodes.
 
 xintcore.sty and xinttools.sty both import xintkernel.sty which has the
 catcode handler and package identifier and defines a few utilities such
diff --git a/Master/texmf-dist/doc/generic/xint/README.html b/Master/texmf-dist/doc/generic/xint/README.html
index 57595e52b2a..1a5395ff7c1 100644
--- a/Master/texmf-dist/doc/generic/xint/README.html
+++ b/Master/texmf-dist/doc/generic/xint/README.html
@@ -4,7 +4,7 @@
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
   <meta http-equiv="Content-Style-Type" content="text/css" />
   <meta name="generator" content="pandoc" />
-  <meta name="author" content="xint 1.2h" />
+  <meta name="author" content="xint 1.2i" />
   <title>README</title>
   <style type="text/css">code{white-space: pre;}</style>
   <style type="text/css">
@@ -17,8 +17,8 @@
 <body>
 <div id="header">
 <h1 class="title">README</h1>
-<h2 class="author">xint 1.2h</h2>
-<h3 class="date">2016/11/20</h3>
+<h2 class="author">xint 1.2i</h2>
+<h3 class="date">2016/12/13</h3>
 </div>
 <div id="TOC">
 <ul>
@@ -36,7 +36,7 @@
 <li><a href="#license">License</a></li>
 </ul>
 </div>
-<pre><code>Source:  xint.dtx 1.2h 2016/11/20 (doc 2016/11/20)
+<pre><code>Source:  xint.dtx 1.2i 2016/12/13 (doc 2016/12/13)
 Author:  Jean-Francois Burnol
 Info:    Expandable operations on big integers, decimals, fractions
 License: LPPL 1.3c</code></pre>
@@ -51,9 +51,10 @@ License: LPPL 1.3c</code></pre>
 <p>(evaluates to <code>15979066346135829902328007959448563667099190784</code>.)</p>
 <p>Float computations are possible at an adjustable precision (default 16).</p>
 <pre><code>\xintthefloatexpr 123456789^1000.5\relax</code></pre>
-<p>Mathematical functions (apart from <code>sqrt</code> which achieves correct rounding in arbitrary precision) are yet to be implemented.</p>
+<p>However, only integer and half-integer exponents are currently allowed: only the <code>sqrt</code> is implemented for floating point numbers. It achieves correct rounding in arbitrary precision.</p>
 <p>It is possible to use the package with Plain as well as with LaTeX.</p>
-<p>Sub-units <code>xintcore</code>, <code>xint</code> and <code>xintfrac</code> provide the underlying macros, and <code>xintexpr</code> loads all of them and provides expandable parsers allowing computations such as the above (and more). A more light-weight package <a href="http://www.ctan.org/pkg/bnumexpr">bnumexpr</a> (LaTeX only) loads only <code>xintcore</code> and provides a parser which handles only big integers, the four operations, the power operation and the factorial (1.2).</p>
+<p>Sub-units <code>xintcore</code>, <code>xint</code> and <code>xintfrac</code> provide the underlying macros, and <code>xintexpr</code> loads all of them and provides expandable parsers allowing computations such as the above (and more).</p>
+<p>A more light-weight (LaTeX only) package <a href="http://www.ctan.org/pkg/bnumexpr">bnumexpr</a> loads only <code>xintcore</code> and provides a parser which handles only big integers, the four operations, the power operation and the factorial.</p>
 <h1 id="usage">Usage</h1>
 <h2 id="with-latex">With LaTeX</h2>
 <pre><code>\usepackage{xint}       % expandable arithmetic with big integers
@@ -63,7 +64,7 @@ License: LPPL 1.3c</code></pre>
 <h2 id="with-tex">With TeX</h2>
 <p>One does for example:</p>
 <pre><code>\input xintexpr.sty</code></pre>
-<p>Again, all dependencies are handled automatically. The packages may be loaded in any catcode context such that letters, digits, <code>\</code> and <code>%</code> have their standard catcodes.</p>
+<p>All dependencies are handled automatically. The packages may be loaded in any catcode context such that letters, digits, <code>\</code> and <code>%</code> have their standard catcodes.</p>
 <p><code>xintcore.sty</code> and <code>xinttools.sty</code> both import <code>xintkernel.sty</code> which has the catcode handler and package identifier and defines a few utilities such as <code>\oodef</code>, <code>\fdef</code>, or <code>\xint_dothis/\xint_orthat</code>.</p>
 <h1 id="installation">Installation</h1>
 <h2 id="method-a-using-the-package-manager-of-your-tex-distribution">Method A: using the package manager of your TeX distribution</h2>
diff --git a/Master/texmf-dist/doc/generic/xint/README.pdf b/Master/texmf-dist/doc/generic/xint/README.pdf
index 0a8d4f71fe8..27d1a2fccd5 100644
--- a/Master/texmf-dist/doc/generic/xint/README.pdf
+++ b/Master/texmf-dist/doc/generic/xint/README.pdf
diff --git a/Master/texmf-dist/doc/generic/xint/sourcexint.pdf b/Master/texmf-dist/doc/generic/xint/sourcexint.pdf
index a93d0077afe..11774c01170 100644
--- a/Master/texmf-dist/doc/generic/xint/sourcexint.pdf
+++ b/Master/texmf-dist/doc/generic/xint/sourcexint.pdf
diff --git a/Master/texmf-dist/doc/generic/xint/xint.pdf b/Master/texmf-dist/doc/generic/xint/xint.pdf
index fca010c31c2..fc91c782c6a 100644
--- a/Master/texmf-dist/doc/generic/xint/xint.pdf
+++ b/Master/texmf-dist/doc/generic/xint/xint.pdf