doc-src/Tutorial/Ifexpr/normif.ML
author nipkow
Fri, 21 May 1999 12:11:13 +0200
changeset 6691 8a1b5f9d8420
parent 5377 efb799c5ed3c
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nipkow
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Goal "!t e. valif (normif b t e) env = valif (IF b t e) env";