doc-src/IsarRef/Thy/document/isar-vm.pdf
author huffman
Sat, 20 Aug 2011 13:07:00 -0700
changeset 44348 40101794c52f
parent 29738 05d5615e12d3
permissions -rw-r--r--
move lemma add_eq_0_iff to Groups.thy

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