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authorKarl Berry <karl@freefriends.org>2021-06-28 20:36:54 +0000
committerKarl Berry <karl@freefriends.org>2021-06-28 20:36:54 +0000
commit9e270aa289cadc0bbe1fdefb9ed096a434a0b23a (patch)
tree188bd6e55afc3cf49e8a6a179e81d2183860c3cc /Master/texmf-dist/tex/latex/projlib/PJLmath.sty
parentd2d86e5041a7b35d055ccfa595df7b1252234d4b (diff)
projlib (28jun21)
git-svn-id: svn://tug.org/texlive/trunk@59738 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex/projlib/PJLmath.sty')
-rw-r--r--Master/texmf-dist/tex/latex/projlib/PJLmath.sty9
1 files changed, 8 insertions, 1 deletions
diff --git a/Master/texmf-dist/tex/latex/projlib/PJLmath.sty b/Master/texmf-dist/tex/latex/projlib/PJLmath.sty
index 430cbfacf5e..5ee5a36b98a 100644
--- a/Master/texmf-dist/tex/latex/projlib/PJLmath.sty
+++ b/Master/texmf-dist/tex/latex/projlib/PJLmath.sty
@@ -17,7 +17,7 @@
%%
\NeedsTeXFormat{LaTeX2e}[2020-10-01]
\ProvidesPackage{PJLmath}
- [2021/06/19 Useful math macros and shortcuts]
+ [2021/06/28 Useful math macros and shortcuts]
\RequirePackage{kvoptions}
\RequirePackage{etoolbox}
\RequirePackage{mathtools}
@@ -284,6 +284,13 @@
\def\scrZ{\ensuremath{\mathscr{Z}}}
%%================================
+%% General symbols
+%%================================
+\providecommand*{\injection}{\ensuremath{\hookrightarrow}}
+\providecommand*{\surjection}{\ensuremath{\twoheadrightarrow}}
+\providecommand*{\bijection}{\ensuremath{\xrightarrow{\sim}}}
+
+%%================================
%% Symbols for number theory
%%================================
\ifdefined\@@pmod\else