doc-src/Tutorial/Recdef/fib
author wenzelm
Wed, 26 May 1999 22:45:59 +0200
changeset 6737 03f0ff7ee029
parent 6100 40d66bc3e83f
permissions -rw-r--r--
ex/Points Isar'ized;

consts fib :: nat => nat
recdef fib "measure(%n. n)"
  "fib 0 = 0"
  "fib 1 = 1"
  "fib (Suc(Suc x)) = fib x + fib (Suc x)"