From: Michael Orlitzky <michael@orlitzky.com>
Date: Fri, 20 Nov 2020 05:16:12 +0000 (-0500)
Subject: eja: add is_zero() method for operators.
X-Git-Url: http://gitweb.michael.orlitzky.com/?a=commitdiff_plain;h=b1b092cce87d2478915c7ea2f9b3184571fb0f1b;hp=b1b092cce87d2478915c7ea2f9b3184571fb0f1b;p=sage.d.git

eja: add is_zero() method for operators.
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