doc-src/TutorialI/Misc/document/arith3.tex
author wenzelm
Tue, 25 Jul 2000 00:02:52 +0200
changeset 9434 d2fa043ab24f
parent 9145 9f7b8de5bfaf
child 9541 d17c0b34d5c8
permissions -rw-r--r--
do nat pass theory value, but sg_ref;

\begin{isabelle}%
\isacommand{lemma}~{"}n*n~=~n~{\isasymLongrightarrow}~n=0~{\isasymor}~n=1{"}\isanewline
\end{isabelle}%
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