pm-isomath (29aug21)

git-svn-id: svn://tug.org/texlive/trunk@60368 c570f23f-e606-0410-a88d-b1316a301751

5 files changed, 97 insertions, 42 deletions

diff --git a/Master/texmf-dist/doc/latex/pm-isomath/README.txt b/Master/texmf-dist/doc/latex/pm-isomath/README.txt
index 3b23a56269f..cce6a172e5d 100644
--- a/Master/texmf-dist/doc/latex/pm-isomath/README.txt
+++ b/Master/texmf-dist/doc/latex/pm-isomath/README.txt
@@ -1,4 +1,4 @@
-  README.txt file for pm-isomath.sty  2021/05/15 v.1.1.07
+  README.txt file for pm-isomath.sty  2021/08/24 v.1.2.00
 
  
   Distributable under the LaTeX Project Public License,
diff --git a/Master/texmf-dist/doc/latex/pm-isomath/pm-isomath.pdf b/Master/texmf-dist/doc/latex/pm-isomath/pm-isomath.pdf
index f29a3c2658e..56985abe381 100644
--- a/Master/texmf-dist/doc/latex/pm-isomath/pm-isomath.pdf
+++ b/Master/texmf-dist/doc/latex/pm-isomath/pm-isomath.pdf
diff --git a/Master/texmf-dist/source/latex/pm-isomath/pm-isomath.dtx b/Master/texmf-dist/source/latex/pm-isomath/pm-isomath.dtx
index 61a4df91da1..28d89605859 100644
--- a/Master/texmf-dist/source/latex/pm-isomath/pm-isomath.dtx
+++ b/Master/texmf-dist/source/latex/pm-isomath/pm-isomath.dtx
@@ -57,7 +57,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %<style>\ProvidesPackage{pm-isomath}[%
 %<txt>\ProvidesFile{README.txt}[%
 %<*driver,style,txt>
-  2021/05/15 v.1.1.07 
+  2021/08/24 v.1.2.00 
 %<txt>  README file for pm-isomath.sty]
 %<style>Poor man package for typesetting ISO compliant math when using pdfLaTeX]
 %</driver,style,txt>
@@ -75,6 +75,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 \usepackage[utf8]{inputenc}
 \usepackage[LGR,T1]{fontenc}
 \usepackage{lmodern,textcomp}
+%\usepackage{libertinus,libertinust1math}
 \usepackage{pm-isomath}
 \usepackage{siunitx}
 \let\originalmeta\meta
@@ -104,7 +105,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %</driver>
 % \fi
 %
-% \CheckSum{501}%
+% \CheckSum{511}
 % \begin{abstract}
 % The ISO regulations for typesetting math in the field of physics
 % and technology are pretty stringent and imply legal questions
@@ -119,7 +120,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %
 % With \LuaLaTeX\ and \XeLaTeX, while using OpenType math fonts
 % there should not be any difficulty in fulfilling the regulations,
-% but with \pdfLaTeX; things are not so simple. There exist some
+% but with \pdfLaTeX things are not so simple. There exist some
 % facilities, but sometimes they do not work.
 %
 % This package provides some robust work-arounds to bypass the
@@ -130,8 +131,8 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % The ISO regulations (formerly ISO\,31/XI, now ISO\,80000) are
 % stringent rules to typeset mathematics in the domains of physics
 % and experimental sciences; their title explicitly mentions “physics
-% and technology”, but their careful reading lets us understand that
-% they apply to all sciences that use the “mathematics of
+% and physical sciences”, but their careful reading lets us understand
+% that they apply to all sciences that use the “mathematics of
 % quantities”. Such entities form a special group or space,
 % where the elements are couples of two ordered entities $(x, y)$,
 % where $y$ represents the unit of measure and $x$ represents the
@@ -145,7 +146,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % is always accompanied by a certain degree of uncertainty;
 % metrologists are the masters in measuring quantities
 % and handling their measures and uncertainties, but although
-% for simplicity laypeople handles measures  as if hey were rational
+% for simplicity laypeople handle measures  as if hey were rational
 % numbers (after all aren't they the ratio of something to be
 % measured and the unit of measure?) we are facing the domain
 % of fuzzy sets.
@@ -182,11 +183,12 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %
 % These regulations can be purchased from the ISO site in
 % Switzerland; they are quite expensive and the cost is
-% affordable by associated professional studios or large
+% affordable by associated professional studios and large
 % academic and/or research institutions.
 %
 % For private users I'd suggest to download the PDF document
-% \url{https://www.nist.gov/pml/special-publication-811-extended- contents}. This document has been produced by the National
+% \url{https://www.nist.gov/pml/special-publication-811-extended- contents}.
+% This document has been produced by the National
 % Institute for Science and Technology, the Institution that
 % several years ago was appointed to replace the United States
 % National Bureau of Standards. Their staff is made essentially
@@ -205,9 +207,10 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % is not a limitation set forth by the underlying interpreter
 % \pdfTeX. Matter of fact there exists the quite recent
 % LibertinusT1math fonts for \pdfLaTeX, created by Michael Sharpe,
-% that, to my best knowledge, are the only math 8-bit encoded fonts with 256 glyphs. Package |libertinust1math| accepts the |ISO| option
+% that, to my best knowledge, are the only math 8-bit encoded fonts
+% with 256 glyphs. Package |libertinust1math| accepts the |ISO| option
 % that allows to fulfil the ISO regulations; it accepts other
-% options; depending on which ones are specified the number
+% options; depending on which ones are specified, the number
 % of math groups, beyond the essential first four ones, increases
 % by three to six units, reaching a maximum of ten; there remains
 % enough free math groups to satisfy most user requirements.
@@ -215,9 +218,8 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % But even while using such LibertinusT1math fonts, \pdfTeX\ 
 % suffers from another handicap derived from the knuthian
 % original \TeX-the-program and by the NFSS (New Font Selection
-% Scheme, which is not new any more, because it dates back to
-% 1994, when \LaTeX\,2.09 became obsolete and was substituted
-% by \LaTeXe.). I am not complaining about these \pdfTeX\ and
+% Scheme, that dates back to 1994, when \LaTeXe\ started its life.).
+% I am not complaining about these \pdfTeX\ and
 % \LaTeX\ limitations; for decades people have been happily
 % typesetting math with results that are much superior to any
 % other typesetting program at least when the latter does not
@@ -227,7 +229,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % are handled by \pdfTeX\ and \LaTeX; such alphabets
 % are loaded in the form of math groups, the number of which
 % cannot exceed 16 (numbered from 0 to 15); each group loads
-% three sizes for normal math style, for script style and for
+% three sizes: for normal math style, for script style and for
 % script-script style. Taking into account the bold version, the
 % number of math groups would risk to exceed its capabilities;
 % in order to avoid exceeding the number limit on the math
@@ -273,10 +275,10 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % This summary does not replace the original ISO document nor
 % what is written in the instructions published by NIST. It
 % simply recalls those rules that this package tries to implement.
-% In what follows, the word ``quantity'' is used to represent
+% In what follows the word \emph{quantity} is used to represent
 % any physical entity that may be measured according to the
-% metrological practice; the word ``variable'' is used to
-% represent a mathematical entity that represents variable data.
+% metrological practice; the word \emph{variable} is used to
+% represent a mathematical entity that may assume several values.
 %\begin{enumerate}[noitemsep]
 % \item 
 %   All quantity and variable symbols are represented by one
@@ -295,7 +297,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %   typesetting language and does not understand the real 
 %   meaning of what it is being typeset.
 % \item
-%   All quantity symbols must be set in italics, slanted type
+%   All quantity symbols must be set in italics; slanted roman type
 %   is allowed, but serifed italics should be preferred unless 
 %   the ISO rules prescribe a sans serif font. This implies that
 %   the differential symbol be in upright font to avoid confusion
@@ -314,8 +316,8 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %   except when the ISO rules require a sans serif font.
 %   This rule includes numbers and their digits, symbols that 
 %   represent constant numeric values, all appositions both 
-%   in subscript and superscript position. Appositions are not 
-%   quantities or variables: for example in $V_i$, the 
+%   in subscript and superscript position. Subscripts require
+%   special attention: for example in $V_i$, the 
 %   subscript $i$ is a variable because it represents the $i$-th 
 %   element in a sequence, such as $V_0, V_1, V_2, \dots$; on 
 %   the opposite $V_{\mathrm{i}}$ the subscript is an apposition
@@ -422,7 +424,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % family for Greek fonts are the Latin Modern compliant
 % LGR encoded collection of CBfonts; they are always
 % available with any up-to-date and complete \TeX\ system
-% installation.
+% installation.^^A VERIFICARE! -- PUÒ DARSI CHE NON FUNZIONI CON FAMIGLIE DIVERSE
 %
 % This is also a disadvantage, in the sense that Latin Modern
 % fonts might not be the best ones to use with any specific
@@ -524,8 +526,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %\cs{ISOalpha}\marg{family}\parg{shape}
 %\cs{ISOalpha}\marg{family}\oarg{series}\parg{shape}
 %\end{ttsintassi}
-% This offers the maximum flexibility in using the necessary
-% commands.
+% This offers the maximum flexibility in using the necessary commands.
 %
 % The package defines other macros for fulfilling the rules
 % relative to the differential symbol and the numerical constants
@@ -589,7 +590,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %\end{verbatim}
 %
 % \subparagraph{A resistivity value}
-% The resistivity of copper is $1.68\,\micro\ohm\,\mathrm{cm}$ (in text mode: 1.68\unit{\micro\ohm\,cm})
+% The resistivity of copper is $1.68\,\micro\ohm\,\mathrm{cm}$ (in text mode: 1.68\unit{\micro\ohm\,cm})^^A VERIFICARE PERCHÉ IL DUE MI SONO DIVERSI -- perché \ISOfam per il greco non funziona
 % is typeset with the following code
 %\begin{verbatim}
 %$1.68\,\micro\ohm\,\mathrm{cm}$ (in text mode: 1.68\unit{\micro\ohm\,cm})
@@ -661,7 +662,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %
 % \subparagraph{ISO upright partial differential}
 % Among the fonts used to typeset math when using \prog{pdflatex},
-% only the LibertinusT1math font contains the upright partial
+% only the LibertinusT1math fonts contain the upright partial
 % differential symbol that conforms the ISO regulations. All other
 % fonts at the moment available to typeset mathematics do not
 % contain an upright symbol, but they contain the original slanted
@@ -687,8 +688,8 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % This package |pm-isomath| is far from perfect, and its results are
 % questionable; of course poor man solutions are just patches,
 % incomplete solutions; nevertheless the results are not so bad. It has
-% the indubitable advantage that is does not use any math groups,
-% therefore there is no risk to exceed their limit of 16~math groups.
+% the indubitable advantage that is does not use any other math groups,
+% therefore there is no risk to exceed the limit of 16~groups.
 %
 % As patches are not perfect, the above display of examples shows
 % what can be done without human intervention. Attentive users
@@ -708,7 +709,12 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % the macro by applying an affine shearing transformation; I believe
 % that this new solution, thanks to Laurent Van Deik's suggestion,
 % is better suited to typeset ISO compliant math in a better way.
-% He also helped a lot with the vector, matrix, and tensor macro testing.
+% He also helped a lot with the vector, matrix, and tensor macro
+% testing. Thanks to him, this new version of |pm-isomath| is
+% supposed to work as expected when using the
+% Libertinus+LibertinusTimath fonts and other fonts where the
+% textual fonts can handle also the LGR encoding; in previous
+% versions there was a remarkable mismatch in certain math styles
 %
 % \StopEventually{}
 %
@@ -881,11 +887,28 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % codes for shapes, and for every valid combination of
 % series, shape and size it defines the specific font file
 % to use. 
+%
+% If the document preamble specifies a different textual font
+% from the default Latin Modern the family name default should
+% be changed; this is delayed at the execution of the
+% |\begin{document}| command. But this might have strange effects
+% on the corresponding Greek fonts, because they might be missing.
+% Example: the GFS Bodoni fonts are chosen, they are good for both
+% Latin and Greek text and no problems show up. The Libertinus
+% fonts  contain the Latin glyphs In various encodings), and the
+% LGR encoded Greek ones, the Cyrillic fonts in various encodings.
+% Apparently the Libertinus fonts are the most flexible available
+% fonts for use with \pdfLaTeX. Only the typewriter type text font
+% may be replaced with better results with other fonts; it is not
+% important for mathematics, but I preferred to write this
+% documentation with Latin Roman, because it contains several
+% stretches of typewriter type texts.
+
 
 % We should not care for the font names, but in order to use
 % different font families, series, and shapes the user should
 % know their codes. this is generally a difficult task, but
-% not impossible; it “suffices” to open the packages that
+% not impossible; it ``suffices'' to open the packages that
 % allow to use the desired fonts, read the code and find out
 % the names of the |.fd| files; then search these files on the
 % trees of the \TeX\ system, and eventually find out the
@@ -930,14 +953,20 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %\end{table}
 %
 %    \begin{macrocode}
-\def\ISOfam{lmr}\def\ISOser{m}\def\ISOsha{n}
+\def\Def@Fam{lmr}\edef\ISOfam{\Def@Fam}
+\def\ISOser{m}
+\def\ISOsha{n}
+\AtBeginDocument{%
+  \unless\ifx\f@family\Def@Fam\edef\ISOfam{\f@family}\fi
+}
+
 %    \end{macrocode}
 %
 % As explained in the initial documentation, all font changing
 % commands are constructed in such a way as to have a default
 % family, series and shape common to both Latin and Greek fonts;
 % therefore with three optional arguments that the user can
-% specify with different delimiters, but respecting their order,
+% specify with different delimiters, but respecting their order;
 % the user can get eight different choice combinations that
 % allow the selection of a large number of different looks.
 %
@@ -980,6 +1009,27 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 {\usefont{LGR}{\ISOfam}{\ISOser}{\ISOsha}#1}}}
 
 %    \end{macrocode}
+% It is convenient to notice that for Greek letters the default
+% encoding is LGR, the only encoding that \pdfLaTeX\ understands
+% without the necessity of other packages. If the default text
+% font family does not handle the Greek encoding, errors show
+% up in different forms that difficult to handle. Therefore it
+% is better to use the above commands with an explicit font
+% family code, for example |lmr|, and accept the consequent
+% font mismatch. After examining the result the author may
+% accept the mismatch, but s/he might prefer to select a
+% different textual Greek font the glyphs of which have a
+% less noticeable mismatch; even better, s/he might prefer
+% to use a couple of matching Latin and Greek fonts, so that
+% it is possible to get e perfect match. This is why we suggest
+% to typeset the document either with Latin Modern, or Libertinus
+% (that is usable also with slavic languages typeset in Cyrillic);
+% among the fonts provided by the Greek Font Society (GFS), the
+% Bodoni collection is available with matching Latin and Greek
+% families. These are just examples; the user can explore its
+% own \TeX\ system installation where  PFB fonts are stored and
+% discover the multitude of available fonts.
+%
 % We now define the macros for all lowercase Greek letters
 % and several uppercase ones (even some that are identical
 % to some Latin letters) that should save several keystrokes
@@ -1062,7 +1112,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % abbreviation |sym| and replace it with |symbol|.
 % The strange test with the digit ‘9’ is a dirty trick (described in
 % the \TeX\-book) in order to discover if the symbol is a digit or a
-% letter; With digits the vector and tensor symbols should be upright,
+% letter; with digits the vector and tensor symbols should be upright,
 % while with letters they should be italic or slanted. The italic
 % correction |\/| contained by the font selection command is useful
 % in situations where the “text” produced by such command is followed
@@ -1090,10 +1140,10 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 %    \end{macrocode}
 %
 % As shown in the previous various examples, such macros work pretty
-% well, but in some circumstances they require human help;
-% when the symbol is parenthesised, for example when it is the
-% argument of a function,  or when it is at the beginning of a math 
-% sub\,expression, it is not centred between the parentheses or has
+% well, but in some circumstances they require human help; when the
+% symbol is parenthesised, for example when it is the argument of a
+% function,  or when it is at the beginning of a math sub\,expression,
+% either it is not centred between the parentheses, or it has
 % extra blank space at its left; this happens only if the vector or
 % tensor symbol is a letter, while if it is a digit such extra space
 % does not appear; such considerations hold true also for the
@@ -1176,7 +1226,7 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 % ISO regulations such symbol should be upright. For use with
 % \pdfLaTeX the only font distributed with any \TeX system that
 % contains such an upright symbol is the LibertinusT1math one;
-% all other OMS encoded fonts available today do no contain it.
+% all other OMS encoded fonts available today do not contain it.
 % The defined command |\uppartial| name is identical to the one used
 % by the LibertinusT1math font; therefore it is easy to check if
 % this symbol has already been defined.
@@ -1285,7 +1335,6 @@ This work consists of this file pm-isomath.dtx, a README.txt file
 \DeclareRobustCommand*\ped[1]{%
 \textormath{\textsubscript{#1}}{_{\mathrm{#1}}}}%
 %
-\providecommand\ap{}
 \DeclareRobustCommand\ap[1]{%
 \textormath{\textsuperscript{#1}}{^{\mathrm{#1}}}}%
 %
diff --git a/Master/texmf-dist/tex/latex/pm-isomath/pm-isomath.sty b/Master/texmf-dist/tex/latex/pm-isomath/pm-isomath.sty
index 3946ad56967..e26c254b70c 100644
--- a/Master/texmf-dist/tex/latex/pm-isomath/pm-isomath.sty
+++ b/Master/texmf-dist/tex/latex/pm-isomath/pm-isomath.sty
@@ -14,7 +14,7 @@
 %% 
 \NeedsTeXFormat{LaTeX2e}[2019/01/01]
 \ProvidesPackage{pm-isomath}[%
-  2021/05/15 v.1.1.07
+  2021/08/24 v.1.2.00
 Poor man package for typesetting ISO compliant math when using pdfLaTeX]
 
 
@@ -74,7 +74,13 @@ Poor man package for typesetting ISO compliant math when using pdfLaTeX]
 \switchvaruppercasegreekletters
 \@ifpackageloaded{alphabeta}{}{\RequirePackage{alphabeta}}
 
-\def\ISOfam{lmr}\def\ISOser{m}\def\ISOsha{n}
+\def\Def@Fam{lmr}\edef\ISOfam{\Def@Fam}
+\def\ISOser{m}
+\def\ISOsha{n}
+\AtBeginDocument{%
+  \unless\ifx\f@family\Def@Fam\edef\ISOfam{\f@family}\fi
+}
+
 \NewDocumentCommand\MathLatin{m g O{m} D(){it}}{%
   \bgroup\edef\y{\IfNoValueTF{#2}{\ISOfam}{#2}}%
   \edef\x{\noexpand\egroup\noexpand\MLatin{\noexpand#1}{\y}}\x{#3}{#4}%
@@ -208,7 +214,6 @@ Poor man package for typesetting ISO compliant math when using pdfLaTeX]
 \AfterEndPreamble{\let\ped\undefined\let\ap\undefined
 \DeclareRobustCommand*\ped[1]{%
 \textormath{\textsubscript{#1}}{_{\mathrm{#1}}}}%
-\providecommand\ap{}
 \DeclareRobustCommand\ap[1]{%
 \textormath{\textsuperscript{#1}}{^{\mathrm{#1}}}}%
 \unless\ifcsname unit\endcsname
diff --git a/Master/tlpkg/libexec/ctan2tds b/Master/tlpkg/libexec/ctan2tds
index 49a0d2a8299..3ac82593949 100755
--- a/Master/tlpkg/libexec/ctan2tds
+++ b/Master/tlpkg/libexec/ctan2tds
@@ -3029,6 +3029,7 @@ my $core_latex = "$Master/texmf-dist/tex/latex";
  'picture'	=> 'etex',
  'placeat'      => 'luatex',
  'poemscol'     => 'latex',  # requires interaction
+ 'pm-isomath'	=> 'etex',
  'polski'	=> 'etex-answer-y',# docstrip overwrite agony
  'psfragx'      => 'latex',  # requires interaction
  'pxrubrica'    => 'platex',