From 4752a00668c8de082d467bbdb8ba47f3cb0091b4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20M=C3=BCller?= Date: Fri, 4 Jun 2021 16:46:46 +0200 Subject: add basic file infrastructure for special function book --- common/linsys.tex | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 common/linsys.tex (limited to 'common') diff --git a/common/linsys.tex b/common/linsys.tex new file mode 100644 index 0000000..7736846 --- /dev/null +++ b/common/linsys.tex @@ -0,0 +1,21 @@ +%%%%%%%%%%%%%%%%%%%%%%% +%% Copyleft +%% Walter A. Kehowski +%% Department of Mathematics +%% Glendale Community College +%% walter.kehowski@gcmail.maricopa.edu +%% \begin{linsys}{2} +%% -x & + & 4y & = & 8\\ +%% -3x & - & 2y & = & 6 +%% \end{linsys} +%%%%%%%%%%%%%%%%%%%%%%% +%\makeatletter +%% math-mode column types ------------------ +\newcolumntype{\linsysR}{>{$}r<{$}} +\newcolumntype{\linsysL}{>{$}l<{$}} +\newcolumntype{\linsysC}{>{$}c<{$}} +\newenvironment{linsys}[1]{% +\begin{tabular}{*{#1}{\linsysR@{\;}\linsysC}@{\;}\linsysR}}% +{\end{tabular}} +%\makeatother +\endinput -- cgit v1.2.1