Quotient-Isabelle.pdf
author Christian Urban <urbanc@in.tum.de>
Wed, 07 Apr 2010 17:37:29 +0200
changeset 1778 88ec05a09772
parent 763 e343a6e4e1cd
permissions -rw-r--r--
added an induction principle for permutations; removed add_perm construction

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