2012-03-27 move int::ring_div instance upward, simplify several proofs
huffman [Tue, 27 Mar 2012 12:42:54 +0200] rev 47141
move int::ring_div instance upward, simplify several proofs
2012-03-27 rename lemmas {divmod_int_rel_{div,mod} -> {div,mod}_int_unique, for consistency with nat lemma names
huffman [Tue, 27 Mar 2012 11:45:02 +0200] rev 47140
rename lemmas {divmod_int_rel_{div,mod} -> {div,mod}_int_unique, for consistency with nat lemma names
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