From: Michael Orlitzky Date: Sat, 6 Feb 2021 13:10:41 +0000 (-0500) Subject: Add \zero{R} for the additive identity element in R. X-Git-Url: http://gitweb.michael.orlitzky.com/?a=commitdiff_plain;h=8b880c1436d7e93279391ba362ab07c86272a449;hp=8b880c1436d7e93279391ba362ab07c86272a449;p=mjotex.git Add \zero{R} for the additive identity element in R. ---