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doc-src/Tutorial/Misc/natsum
author
wenzelm
Tue, 08 Jan 2002 00:03:42 +0100
changeset 12662
a9bbba3473f3
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
syntax "_not_equal";
consts sum :: nat => nat
primrec
"sum 0 = 0"
"sum (Suc n) = Suc n + sum n"