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doc-src/Tutorial/Ifexpr/norm
author paulson
Tue, 06 Feb 2001 15:02:56 +0100
changeset 11076 f869d8617c81
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new theorem Transset_iff_Union_subset

consts norm :: ifex => ifex
primrec
"norm (CIF b)    = CIF b"
"norm (VIF x)    = VIF x"
"norm (IF b t e) = normif b (norm t) (norm e)"
isabelle