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doc-src/Tutorial/Misc/natsum
author
wenzelm
Fri, 21 May 1999 16:22:39 +0200
changeset 6692
05c56f41e661
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
avoid string constants;
consts sum :: nat => nat
primrec
"sum 0 = 0"
"sum (Suc n) = Suc n + sum n"