Wed, 01 Apr 2009 11:34:21 -0700 | huffman | merged | changeset | files |
Wed, 01 Apr 2009 11:31:24 -0700 | huffman | generalized setprod_nonneg and setprod_pos to ordered_semidom, simplified proofs | changeset | files |
Wed, 01 Apr 2009 18:41:15 +0200 | nipkow | added nat_div_gt_0 [simp] | changeset | files |