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doc-src/Tutorial/ToyList/lemma1
author
wenzelm
Wed, 18 Aug 1999 17:15:51 +0200
changeset 7258
b228e54a02c5
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
tuned;
Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";