From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 1 Mar 2012 00:53:38 +0000 (+0000)
Subject: better nothaspatch
X-Git-Tag: f0.2~199
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=0b0cb39339f1f3c4fd43e8dbfa2efd3f5b5eddf2;p=topbloke-formulae.git

better nothaspatch
---

diff --git a/article.tex b/article.tex
index e16ac24..1cf0e76 100644
--- a/article.tex
+++ b/article.tex
@@ -15,10 +15,8 @@
 \newcommand{\has}{\sqsupseteq}
 \newcommand{\isin}{\sqsubseteq}
 
-\newcommand{\nothaspatch}{{%
-  \declareslashed{}{\sslash}{-0.04}{0}{\sqSupset}\slashed{\sqSupset}}}
-\newcommand{\notpatchisin}{{%
-  \declareslashed{}{\sslash}{-0.04}{0}{\sqSubset}\slashed{\sqSubset}}}
+\newcommand{\nothaspatch}{\mathrel{\,\not\!\not\relax\haspatch}}
+\newcommand{\notpatchisin}{\mathrel{\,\not\!\not\relax\patchisin}}
 \newcommand{\haspatch}{\sqSupset}
 \newcommand{\patchisin}{\sqSubset}
 
@@ -102,6 +100,10 @@ $ C \haspatch \p $
 
 $ C \nothaspatch \p $
 
+$ \p \patchisin C $
+
+$ \p \notpatchisin C $
+
 $ \{ B \} \areparents C $
 
 \end{document}