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doc-src/Tutorial/Ifexpr/normif.ML
author
paulson
Tue, 20 Jun 2000 11:51:21 +0200
changeset 9090
7141b912b0bb
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
changed a step for the improved rules for setsum
Goal "!t e. valif (normif b t e) env = valif (IF b t e) env";