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doc-src/Tutorial/Recdef/gcd
author ballarin
Fri, 29 Aug 2003 15:40:11 +0200
changeset 14175 dbd16ebaf907
parent 9255 2ceb11a2e190
permissions -rw-r--r--
Method rule_tac understands Isar contexts: documentation.

recdef gcd "measure (%(m,n).n)"
  simpset "simpset() addsimps [mod_less_divisor]"
  "gcd (m, n) = (if n=0 then m else gcd(n, m mod n))"
isabelle