latex-packages-build/math/faktor/mkessler-faktor.sty
Maximilian Keßler (via gitlab runner) 1f09904ed7 add nobraces option to fancythm
Build branch bachelor-thesis (6545412) from kesslermaximilian/LatexPackages
2022-06-12 15:22:29 +00:00

94 lines
3.8 KiB
TeX

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% Copyright © 2022 Maximilian Keßler
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% Build details:
% PyTeX version: v1.2.0-31-gc9bb0e8 (commit c9bb0e8)
% Source code version: v2.9-14-g6545412 (commit 6545412)
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\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{mkessler-faktor}[2022/06/12 - Faktor package that also handles cofaktors]
% Extension the faktor package for
% - cofaktor command that provides A \ B notation
% - scaling the / in the middle
% - fine positioning of enumerator / denominator
% This is essentially taken from the stackexchange question found at
% https://tex.stackexchange.com/questions/27591/extending-the-faktor-package
% and answered by 'Werner' (https://tex.stackexchange.com/users/5764/werner)
%
% This package only packages the corresponding answer and provides an analoguous way of a \cofactor command
%Dependencies
\RequirePackage{xparse}
\RequirePackage{amssymb} % provides \diagup and \diagdown
\RequirePackage{ifthen} % ifthenelse syntax
\RequirePackage{mathtools}
\DeclareDocumentCommand{\faktor}{s O{0.5} m O{-0.5} m}{% \newfaktor[*][#2]{#3}[#4]{#5} -> #3/#5
\setbox0=\hbox{\ensuremath{#3}}% Store numerator
\setbox1=\hbox{\ensuremath{\diagup}}% Store slash /
\setbox2=\hbox{\ensuremath{#5}}% Store denominator
\raisebox{#2\ht1}{\usebox0}% Numerator
\mkern-5mu\ifthenelse{\equal{#1}{\BooleanTrue}}% Slash /
{\diagup}% regular \faktor slash
{\rotatebox{-44}{\rule[#4\ht2]{0.4pt}{-#4\ht2+#2\ht0+\ht0}}}% tilted rule as a slash
\mkern-4mu%
\raisebox{#4\ht2}{\usebox2}% Denominator
}
\DeclareDocumentCommand{\cofaktor}{s O{-0.5} m O{0.5} m}{% \newfaktor[*][#2]{#3}[#4]{#5} -> #2\#4
\setbox0=\hbox{\ensuremath{#3}}% Store numerator
\setbox1=\hbox{\ensuremath{\diagdown}}% Store slash /
\setbox2=\hbox{\ensuremath{#5}}% Store denominator
\raisebox{#2\ht1}{\usebox0}% Numerator
\mkern-5mu\ifthenelse{\equal{#1}{\BooleanTrue}}% Slash /
{\diagdown}% regular \faktor slash
{\rotatebox{44}{\rule[-#4\ht2]{0.4pt}{#4\ht2-#2\ht0+\ht0}}}% tilted rule as a slash
\mkern-4mu%
\raisebox{#4\ht2}{\usebox2}% Denominator
}