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doc-src/Tutorial/Ifexpr/normal
author nipkow
Thu, 14 Jan 1999 13:19:12 +0100
changeset 6129 0f5ecd633c2f
parent 5377 efb799c5ed3c
permissions -rw-r--r--
nat_arith_tac -> arith_tac
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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consts normal :: ifex => bool
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primrec
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"normal(CIF b) = True"
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"normal(VIF x) = True"
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"normal(IF b t e) = (normal t & normal e &
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      (case b of CIF b => True | VIF x => True | IF x y z => False))"
isabelle