latex-packages/packages/math/mathalias.pysty

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2021-10-06 20:35:06 +02:00
__HEADER__(Easy aliasing for math style commands)
__NEW_IF__(basic,false)
__NEW_IF__(extended,false)
\DeclareOption{basic}{__SET_IF__(basic,true)}
\DeclareOption{extended}{__SET_IF__(extended,true)__SET_IF__(basic,true)}
__END_OPTIONS__
%Usage: \makealiasesforwith\<mathcommand>{<prefix>}{<Set of letters>}
% to declare commands of form \<prefix><Letter> as \<mathcommand>{<Letter>} for each
% of the specfied letters
%
% E.g. \makealiasesforwith\mathcal{c}{ABC} will declare
% \cA \cB \cC \cD as \mathcal{A}, \mathcal{B}, \mathcal{C}
% This is also ensuring math context, so that
% \cA will be valid even in normal text.
\def\makealiasesforwith#1#2#3{
\def__PACKAGE_MACRO__(makealias)##1{
\expandafter\def\csname #2##1\endcsname{\ensuremath{#1{##1}}}
}
\def__PACKAGE_MACRO__(recurse)##1{
\ifx##1__PACKAGE_MACRO__(dummy)\else
__PACKAGE_MACRO__(makealias){##1}\expandafter__PACKAGE_MACRO__(recurse)\fi
}
__PACKAGE_MACRO__(recurse) #3__PACKAGE_MACRO__(dummy)
}
\def__PACKAGE_MACRO__(all){ABCDEFGHIJKLMNOPQRSTUVWXYZ}
__IF__(basic)
\RequirePackage{amsfonts}
\makealiasesforwith\mathbb{}{CFKNQRZ}
\fi
__IF__(extended)
\expandafter\makealiasesforwith\expandafter\mathcal\expandafter{\expandafter c\expandafter}\expandafter{__PACKAGE_MACRO__(all)}
\expandafter\makealiasesforwith\expandafter\mathfrak\expandafter{\expandafter f\expandafter}\expandafter{__PACKAGE_MACRO__(all)}
\fi