doc-src/Tutorial/Ifexpr/ifex
author paulson
Wed, 14 Jun 2000 17:45:01 +0200
changeset 9063 0d7628966069
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new lemmas for signs of products

datatype ifex = CIF bool | VIF nat | IF ifex ifex ifex