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doc-src/Tutorial/Misc/natsum
author
paulson
Wed, 14 Jun 2000 18:19:20 +0200
changeset 9068
202fdf72cf23
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
installing the cancel_numerals and combine_numerals simprocs
consts sum :: nat => nat
primrec
"sum 0 = 0"
"sum (Suc n) = Suc n + sum n"