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doc-src/Tutorial/Misc/arith1.ML
author
wenzelm
Thu, 04 Oct 2001 15:20:40 +0200
changeset 11670
59f79df42d1f
parent 6577
a2b5c84d590a
permissions
-rw-r--r--
proof by cases and induction on types and sets (used to be specific for HOL);
Goal "[| ~ m < n; m < n+1 |] ==> m = n";