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authorNorbert Preining <norbert@preining.info>2021-06-02 03:04:23 +0000
committerNorbert Preining <norbert@preining.info>2021-06-02 03:04:23 +0000
commit138d0a6cfd5f2187973fb6b83ad2fb0dcf5a8348 (patch)
treea95fba7d01d57bba550f5114c936ec76d57a49ac /macros/latex/required/amsmath
parent0f69e2fd4a9928663f0cc64b8cac1f0d8baee9d6 (diff)
CTAN sync 202106020304
Diffstat (limited to 'macros/latex/required/amsmath')
-rw-r--r--macros/latex/required/amsmath/README.md4
-rw-r--r--macros/latex/required/amsmath/amsbsy.dtx5
-rw-r--r--macros/latex/required/amsmath/amsbsy.ins13
-rw-r--r--macros/latex/required/amsmath/amsbsy.pdfbin161324 -> 173746 bytes
-rw-r--r--macros/latex/required/amsmath/amscd.dtx4
-rw-r--r--macros/latex/required/amsmath/amscd.ins12
-rw-r--r--macros/latex/required/amsmath/amscd.pdfbin165745 -> 178672 bytes
-rw-r--r--macros/latex/required/amsmath/amsgen.dtx4
-rw-r--r--macros/latex/required/amsmath/amsgen.ins12
-rw-r--r--macros/latex/required/amsmath/amsgen.pdfbin164345 -> 176740 bytes
-rw-r--r--macros/latex/required/amsmath/amsldoc.pdfbin476032 -> 508231 bytes
-rw-r--r--macros/latex/required/amsmath/amsldoc.tex6
-rw-r--r--macros/latex/required/amsmath/amsmath-2018-12-01.sty6
-rw-r--r--macros/latex/required/amsmath/amsmath.dtx9
-rw-r--r--macros/latex/required/amsmath/amsmath.ins12
-rw-r--r--macros/latex/required/amsmath/amsmath.pdfbin384171 -> 398817 bytes
-rw-r--r--macros/latex/required/amsmath/amsopn.dtx4
-rw-r--r--macros/latex/required/amsmath/amsopn.ins12
-rw-r--r--macros/latex/required/amsmath/amsopn.pdfbin129155 -> 138991 bytes
-rw-r--r--macros/latex/required/amsmath/amstex.sty6
-rw-r--r--macros/latex/required/amsmath/amstext.dtx4
-rw-r--r--macros/latex/required/amsmath/amstext.ins12
-rw-r--r--macros/latex/required/amsmath/amstext.pdfbin194257 -> 215693 bytes
-rw-r--r--macros/latex/required/amsmath/amsxtra.dtx4
-rw-r--r--macros/latex/required/amsmath/amsxtra.ins12
-rw-r--r--macros/latex/required/amsmath/amsxtra.pdfbin104545 -> 112556 bytes
-rw-r--r--macros/latex/required/amsmath/changes.txt19
-rw-r--r--macros/latex/required/amsmath/subeqn.pdfbin101293 -> 109737 bytes
-rw-r--r--macros/latex/required/amsmath/technote.pdfbin130600 -> 145610 bytes
-rw-r--r--macros/latex/required/amsmath/testmath.pdfbin429026 -> 454662 bytes
30 files changed, 90 insertions, 70 deletions
diff --git a/macros/latex/required/amsmath/README.md b/macros/latex/required/amsmath/README.md
index 91311f7ad9..fad5c87465 100644
--- a/macros/latex/required/amsmath/README.md
+++ b/macros/latex/required/amsmath/README.md
@@ -1,7 +1,7 @@
The amsmath bundle for LaTeX
============================
-Release 2020-10-01
+Release 2021-06-01
Overview
--------
@@ -77,5 +77,5 @@ version 1.3c or later.
-----
<p>Copyright (C) 2001-2004, 2007, 2008, 2010, 2011, 2013 American Mathematical Society. <br />
-<p>Copyright (C) 2016-2020 The LaTeX Project and American Mathematical Society. <br />
+<p>Copyright (C) 2016-2021 The LaTeX Project and American Mathematical Society. <br />
diff --git a/macros/latex/required/amsmath/amsbsy.dtx b/macros/latex/required/amsmath/amsbsy.dtx
index 1174784278..8557c6534a 100644
--- a/macros/latex/required/amsmath/amsbsy.dtx
+++ b/macros/latex/required/amsmath/amsbsy.dtx
@@ -2,7 +2,8 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 1999 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021
+% LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +15,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amsbsy.ins b/macros/latex/required/amsmath/amsbsy.ins
index 07707907e9..9194608622 100644
--- a/macros/latex/required/amsmath/amsbsy.ins
+++ b/macros/latex/required/amsmath/amsbsy.ins
@@ -1,6 +1,7 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016-2021
+% LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +13,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +25,8 @@
\preamble
-Copyright 1995, 1999 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +38,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amsbsy.pdf b/macros/latex/required/amsmath/amsbsy.pdf
index bea7406f3e..87298e6b74 100644
--- a/macros/latex/required/amsmath/amsbsy.pdf
+++ b/macros/latex/required/amsmath/amsbsy.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amscd.dtx b/macros/latex/required/amsmath/amscd.dtx
index 12e94a11dc..f3528dd7c1 100644
--- a/macros/latex/required/amsmath/amscd.dtx
+++ b/macros/latex/required/amsmath/amscd.dtx
@@ -2,7 +2,7 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 1999 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amscd.ins b/macros/latex/required/amsmath/amscd.ins
index 5890ca06c1..30b2f28177 100644
--- a/macros/latex/required/amsmath/amscd.ins
+++ b/macros/latex/required/amsmath/amscd.ins
@@ -1,6 +1,6 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +24,8 @@
\preamble
-Copyright 1995, 1999 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +37,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amscd.pdf b/macros/latex/required/amsmath/amscd.pdf
index 15ec33cb58..769bb0ae41 100644
--- a/macros/latex/required/amsmath/amscd.pdf
+++ b/macros/latex/required/amsmath/amscd.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amsgen.dtx b/macros/latex/required/amsmath/amsgen.dtx
index 92df548f12..10ac58b18e 100644
--- a/macros/latex/required/amsmath/amsgen.dtx
+++ b/macros/latex/required/amsmath/amsgen.dtx
@@ -2,7 +2,7 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 1999 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amsgen.ins b/macros/latex/required/amsmath/amsgen.ins
index be7720bc89..aacb6e0c39 100644
--- a/macros/latex/required/amsmath/amsgen.ins
+++ b/macros/latex/required/amsmath/amsgen.ins
@@ -1,6 +1,6 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +24,8 @@
\preamble
-Copyright 1995, 1999 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +37,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amsgen.pdf b/macros/latex/required/amsmath/amsgen.pdf
index f50fc766d8..f39d348b26 100644
--- a/macros/latex/required/amsmath/amsgen.pdf
+++ b/macros/latex/required/amsmath/amsgen.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amsldoc.pdf b/macros/latex/required/amsmath/amsldoc.pdf
index 8ab82551e0..d1d5a1b729 100644
--- a/macros/latex/required/amsmath/amsldoc.pdf
+++ b/macros/latex/required/amsmath/amsldoc.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amsldoc.tex b/macros/latex/required/amsmath/amsldoc.tex
index b29a8b8468..26ea6cf808 100644
--- a/macros/latex/required/amsmath/amsldoc.tex
+++ b/macros/latex/required/amsmath/amsldoc.tex
@@ -1,6 +1,6 @@
%
% Copyright (C) 1995, 2000, 2013 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
\documentclass[leqno,titlepage,openany]{amsldoc}[1999/12/13]
@@ -63,7 +63,7 @@ Bug reports can be opened (category \texttt{#1}) at\\%
% End definitions for amsldoc.cls
\title{User's Guide for the \nipkg{amsmath} Package (Version~2.1)}
-\author{American Mathematical Society, \LaTeX3 Project}
+\author{American Mathematical Society, \LaTeX\ Project}
\date{1999-12-13\\(revised 2002-02-25, 2016-11-14, 2018-04-05, 2019-10-14, 2020-02-18)}
\makeatletter
\def\@thanks{\bigskip\MaintainedByLaTeXTeam{amslatex}}
diff --git a/macros/latex/required/amsmath/amsmath-2018-12-01.sty b/macros/latex/required/amsmath/amsmath-2018-12-01.sty
index 6bcb03e217..ab45172a32 100644
--- a/macros/latex/required/amsmath/amsmath-2018-12-01.sty
+++ b/macros/latex/required/amsmath/amsmath-2018-12-01.sty
@@ -6,8 +6,8 @@
%%
%% amsmath.dtx
%%
-%% Copyright 1995, 1999, 2000, 2013 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 1995, 1999, 2000, 2013 American Mathematical Society.
+%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -19,7 +19,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
\NeedsTeXFormat{LaTeX2e}% LaTeX 2.09 can't be used (nor non-LaTeX)
[1994/12/01]% LaTeX date must be December 1994 or later
diff --git a/macros/latex/required/amsmath/amsmath.dtx b/macros/latex/required/amsmath/amsmath.dtx
index 7f324700f6..8857861101 100644
--- a/macros/latex/required/amsmath/amsmath.dtx
+++ b/macros/latex/required/amsmath/amsmath.dtx
@@ -2,7 +2,7 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 2000, 2013 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
@@ -86,7 +86,7 @@ Bug reports can be opened (category \texttt{#1}) at\\%
% \end{macrocode}
%
% \begin{macrocode}
-\ProvidesPackage{amsmath}[2020/09/23 v2.17i AMS math features]
+\ProvidesPackage{amsmath}[2021/04/20 v2.17j AMS math features]
% \end{macrocode}
%
% \section{Catcode defenses}
@@ -2752,8 +2752,9 @@ ill-advised in LaTeX.%
% \textit{u} template of the current column if the author ended the
% current row with an empty column (i.e., the mathcr was immediately
% preceded by an ampersand).
+% \changes{v2.17j}{2021/04/20}{Use \cs{protected} for \cs{\bslash} variant (gh/548)}
% \begin{macrocode}
-\def\math@cr{\relax\iffalse{\fi\ifnum0=`}\fi
+\protected\def\math@cr{\relax\iffalse{\fi\ifnum0=`}\fi
% \end{macrocode}
% The first step is now to check whether an asterisk follows.
% \cs{@eqpen} is used to hold the penalty value to be put on
diff --git a/macros/latex/required/amsmath/amsmath.ins b/macros/latex/required/amsmath/amsmath.ins
index 55e4089804..1bb73101bb 100644
--- a/macros/latex/required/amsmath/amsmath.ins
+++ b/macros/latex/required/amsmath/amsmath.ins
@@ -1,6 +1,6 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +24,8 @@
\preamble
-Copyright 1995, 1999, 2000, 2013 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999, 2000, 2013 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +37,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amsmath.pdf b/macros/latex/required/amsmath/amsmath.pdf
index 01dad27e8b..bf6facd4ae 100644
--- a/macros/latex/required/amsmath/amsmath.pdf
+++ b/macros/latex/required/amsmath/amsmath.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amsopn.dtx b/macros/latex/required/amsmath/amsopn.dtx
index 35c3b1605b..a71c13d6c8 100644
--- a/macros/latex/required/amsmath/amsopn.dtx
+++ b/macros/latex/required/amsmath/amsopn.dtx
@@ -2,7 +2,7 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 1999 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amsopn.ins b/macros/latex/required/amsmath/amsopn.ins
index 84aff6243b..72c649c340 100644
--- a/macros/latex/required/amsmath/amsopn.ins
+++ b/macros/latex/required/amsmath/amsopn.ins
@@ -1,6 +1,6 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +24,8 @@
\preamble
-Copyright 1995, 1999 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +37,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amsopn.pdf b/macros/latex/required/amsmath/amsopn.pdf
index b8b5b9e0d1..93967d67d9 100644
--- a/macros/latex/required/amsmath/amsopn.pdf
+++ b/macros/latex/required/amsmath/amsopn.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amstex.sty b/macros/latex/required/amsmath/amstex.sty
index 6ce36f52c9..e620746a54 100644
--- a/macros/latex/required/amsmath/amstex.sty
+++ b/macros/latex/required/amsmath/amstex.sty
@@ -1,8 +1,8 @@
%
% \iffalse meta-comment
%
-% Copyright 1995, 1999 American Mathematical Society.
-% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 1995, 1999 American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amstext.dtx b/macros/latex/required/amsmath/amstext.dtx
index 5e7e6ca672..d6475561fb 100644
--- a/macros/latex/required/amsmath/amstext.dtx
+++ b/macros/latex/required/amsmath/amstext.dtx
@@ -2,7 +2,7 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 1999 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amstext.ins b/macros/latex/required/amsmath/amstext.ins
index 5f9a5c4076..5578a7e947 100644
--- a/macros/latex/required/amsmath/amstext.ins
+++ b/macros/latex/required/amsmath/amstext.ins
@@ -1,6 +1,6 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +24,8 @@
\preamble
-Copyright 1995, 1999 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +37,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amstext.pdf b/macros/latex/required/amsmath/amstext.pdf
index 64bf5378d2..96bdf23de3 100644
--- a/macros/latex/required/amsmath/amstext.pdf
+++ b/macros/latex/required/amsmath/amstext.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/amsxtra.dtx b/macros/latex/required/amsmath/amsxtra.dtx
index 9cc0b71027..aaa5fd1a2d 100644
--- a/macros/latex/required/amsmath/amsxtra.dtx
+++ b/macros/latex/required/amsmath/amsxtra.dtx
@@ -2,7 +2,7 @@
% \iffalse meta-comment
%
% Copyright (C) 1995, 1999 American Mathematical Society.
-% Copyright (C) 2016-2020 LaTeX3 Project and American Mathematical Society.
+% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
@@ -14,7 +14,7 @@
%
% This work has the LPPL maintenance status `maintained'.
%
-% The Current Maintainer of this work is the LaTeX3 Project.
+% The Current Maintainer of this work is the LaTeX Project.
%
% \fi
%
diff --git a/macros/latex/required/amsmath/amsxtra.ins b/macros/latex/required/amsmath/amsxtra.ins
index bbcd08e3f7..7eca6e065a 100644
--- a/macros/latex/required/amsmath/amsxtra.ins
+++ b/macros/latex/required/amsmath/amsxtra.ins
@@ -1,6 +1,6 @@
%%
-%% Copyright 2010 American Mathematical Society.
-%% Copyright 2016 LaTeX3 Project and American Mathematical Society.
+%% Copyright (C) 2010 American Mathematical Society.
+%% Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
@@ -12,7 +12,7 @@
%%
%% This work has the LPPL maintenance status `maintained'.
%%
-%% The Current Maintainer of this work is the LaTeX3 Project.
+%% The Current Maintainer of this work is the LaTeX Project.
%%
%% ====================================================================
@@ -24,8 +24,8 @@
\preamble
-Copyright 1995, 1999 American Mathematical Society.
-Copyright 2016 LaTeX3 Project and American Mathematical Society.
+Copyright (C) 1995, 1999 American Mathematical Society.
+Copyright (C) 2016-2021 LaTeX Project and American Mathematical Society.
This work may be distributed and/or modified under the
conditions of the LaTeX Project Public License, either version 1.3c
@@ -37,7 +37,7 @@ version 2005/12/01 or later.
This work has the LPPL maintenance status `maintained'.
-The Current Maintainer of this work is the LaTeX3 project.
+The Current Maintainer of this work is the LaTeX Project.
\endpreamble
diff --git a/macros/latex/required/amsmath/amsxtra.pdf b/macros/latex/required/amsmath/amsxtra.pdf
index 0a866cd130..52412bd2bf 100644
--- a/macros/latex/required/amsmath/amsxtra.pdf
+++ b/macros/latex/required/amsmath/amsxtra.pdf
Binary files differ
diff --git a/macros/latex/required/amsmath/changes.txt b/macros/latex/required/amsmath/changes.txt
index be86f3c134..63bea7e727 100644
--- a/macros/latex/required/amsmath/changes.txt
+++ b/macros/latex/required/amsmath/changes.txt
@@ -1,6 +1,23 @@
+================================================================================
+All changes above are only part of the development branch for the next release.
+================================================================================
+
+#########################
+# 2021-06-01 Release
+#########################
+
+2021-04-20 Frank Mittelbach <Frank.Mittelbach@latex-project.org>
+
+ * amsmath.dtx (subsection{Preliminary macros}):
+ Use \protected for \\ variant (gh/548)
+
+#########################
+# 2020-10-01 Release
+#########################
+
2020/09/23 Ulrike Fischer <Ulrike.Fischer@latex-project.org>
* amsmath.dtx (subsection{Fractions}):
- added \cs{Ustack} to \cs{frac} and \cs{genfrac} for luatex
+ added \Ustack to \frac and \genfrac for luatex
(moved patch from lualatex-math)
* amsmath.dtx (section{Array-related environments})
changed subarray for luatex: moved to version from lualatex-math
diff --git a/macros/latex/required/amsmath/subeqn.pdf b/macros/latex/required/amsmath/subeqn.pdf
index 49221aec98..8d303240df 100644
--- a/macros/latex/required/amsmath/subeqn.pdf
+++ b/macros/latex/required/amsmath/subeqn.pdf
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diff --git a/macros/latex/required/amsmath/technote.pdf b/macros/latex/required/amsmath/technote.pdf
index fa7a6fc05e..92bf94d6aa 100644
--- a/macros/latex/required/amsmath/technote.pdf
+++ b/macros/latex/required/amsmath/technote.pdf
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diff --git a/macros/latex/required/amsmath/testmath.pdf b/macros/latex/required/amsmath/testmath.pdf
index 21ad91ed7d..b08715bb87 100644
--- a/macros/latex/required/amsmath/testmath.pdf
+++ b/macros/latex/required/amsmath/testmath.pdf
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