doc-src/TutorialI/Misc/arith1.thy
author paulson
Wed, 24 May 2000 18:49:05 +0200
changeset 8962 633e1682455c
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child 9458 c613cd06d5cf
permissions -rw-r--r--
setsum is now overloaded on plus_ac0
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(*<*)
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theory arith1 = Main:;
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(*>*)
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lemma "\\<lbrakk> \\<not> m < n; m < n+1 \\<rbrakk> \\<Longrightarrow> m = n";
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(**)(*<*)
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apply(auto).;
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end
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(*>*)