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doc-src/Tutorial/ToyList/lemma1
author
wenzelm
Tue, 30 Oct 2001 13:43:26 +0100
changeset 11982
65e2822d83dd
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
lemma Least_mono moved from Typedef.thy to Set.thy;
Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";