From: Michael Orlitzky Date: Wed, 6 Jul 2016 16:43:27 +0000 (-0400) Subject: Add the \directsum operator. X-Git-Tag: posZ-submitted-laa~29 X-Git-Url: https://gitweb.michael.orlitzky.com/?a=commitdiff_plain;h=58dd2634228390d7a902edf9bf70570e22ebbf4e;p=mjotex.git Add the \directsum operator. --- diff --git a/mjo-common.tex b/mjo-common.tex index 408ca33..0a9a5d2 100644 --- a/mjo-common.tex +++ b/mjo-common.tex @@ -29,6 +29,9 @@ % The Cartesian product of three things. \providecommand*{\cartprodthree}[3]{ \cartprod{{#1}}{\cartprod{{#2}}{{#3}}} } +% The direct sum of two things. +\providecommand*{\directsum}[2]{ {#1}\oplus{#2} } + % The factorial operator. \providecommand*{\factorial}[1]{ {#1}! }