doc-src/Tutorial/Ifexpr/normif.ML
author wenzelm
Tue, 27 Aug 2002 11:03:02 +0200
changeset 13523 079af5c90d1c
parent 5377 efb799c5ed3c
permissions -rw-r--r--
avoid duplicate fact bindings;

Goal "!t e. valif (normif b t e) env = valif (IF b t e) env";