doc-src/Tutorial/ToyList/thm
author paulson
Mon, 19 Jul 1999 15:29:30 +0200
changeset 7034 99e012d61eef
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new theorem zless_zero_nat
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nipkow
parents:
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Goal "rev(rev xs) = xs";