author | huffman |
Thu, 03 Nov 2005 00:43:50 +0100 | |
changeset 18075 | 43000d7a017c |
parent 17291 | 94f6113fe9ed |
permissions | -rw-r--r-- |
(* Title: HOLCF/ex/Fix2.ML ID: $Id$ Author: Franz Regensburger *) Goal "fix = gix"; by (rtac ext_cfun 1); by (rtac antisym_less 1); by (rtac fix_least 1); by (rtac gix1_def 1); by (rtac gix2_def 1); by (rtac (fix_eq RS sym) 1); qed "lemma1"; Goal "gix$F=lub(range(%i. iterate i$F$UU))"; by (rtac (lemma1 RS subst) 1); by (rtac fix_def2 1); qed "lemma2";