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doc-src/TutorialI/Misc/arith3.thy
author nipkow
Tue, 12 Sep 2000 15:43:15 +0200
changeset 9933 9feb1e0c4cb3
parent 8745 13b32661dde4
permissions -rw-r--r--
*** empty log message ***

(*<*)
theory arith3 = Main:;
(*>*)
lemma "n*n = n \\<Longrightarrow> n=0 \\<or> n=1";
(**)(*<*)
oops;
end
(*>*)
isabelle