doc-src/Tutorial/ToyList/lemma1
author wenzelm
Thu, 30 Sep 1999 21:21:52 +0200
changeset 7665 1ab0c74cd748
parent 5377 efb799c5ed3c
permissions -rw-r--r--
get_goal: prop; fix_i: typ option;
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Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";