haftmann [Tue, 30 Nov 2010 17:19:11 +0100] rev 40824
adapted fragile proof
haftmann [Tue, 30 Nov 2010 17:19:11 +0100] rev 40823
adaptions to changes in Equiv_Relation.thy; prefer primrec if possible
haftmann [Tue, 30 Nov 2010 17:19:11 +0100] rev 40822
adaptions to changes in Equiv_Relation.thy
haftmann [Tue, 30 Nov 2010 15:58:21 +0100] rev 40821
merged
haftmann [Tue, 30 Nov 2010 15:58:09 +0100] rev 40820
more systematic and compact proofs on type relation operators using natural deduction rules
haftmann [Tue, 30 Nov 2010 15:58:09 +0100] rev 40819
adapted proofs to slightly changed definitions of congruent(2)
haftmann [Mon, 29 Nov 2010 22:47:55 +0100] rev 40818
reorienting iff in Quotient_rel prevents simplifier looping;
lemma QuotientI;
tuned theory text
haftmann [Mon, 29 Nov 2010 22:41:17 +0100] rev 40817
replaced slightly odd locale congruent2 by plain definition
haftmann [Mon, 29 Nov 2010 22:32:06 +0100] rev 40816
replaced slightly odd locale congruent by plain definition
haftmann [Mon, 29 Nov 2010 13:44:54 +0100] rev 40815
equivI has replaced equiv.intro