Wed, 28 Jan 2009 13:23:59 +0000 chaieb Added theorems setsum_reindex_nonzero, setsum_mono_zero_left, setsum_mono_zero_right, setsum_mono_zero_cong_left, setsum_mono_zero_cong_right, setsum_delta, strong_setprod_reindex_cong, setprod_delta
Thu, 29 Jan 2009 10:08:25 +0100 nipkow merged
Thu, 29 Jan 2009 10:07:43 +0100 nipkow commented out unused lemmas. May need to be put back by Brian.
Wed, 28 Jan 2009 21:49:25 +0100 nipkow -
Wed, 28 Jan 2009 17:12:25 +0100 nipkow removed spurious conflic msg
Wed, 28 Jan 2009 16:57:36 +0100 nipkow merged
Wed, 28 Jan 2009 16:57:12 +0100 nipkow merged - resolving conflics
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