doc-src/TutorialI/Misc/arith4.thy
author nipkow
Mon, 28 Aug 2000 10:16:58 +0200
changeset 9690 50f22b1b136a
parent 9458 c613cd06d5cf
permissions -rw-r--r--
*** empty log message ***

(*<*)
theory arith4 = Main:;
(*>*)
lemma "\\<not> m < n \\<and> m < n+1 \\<Longrightarrow> m = n";
(**)(*<*)
by(arith);
end
(*>*)