changeset 26417 | af821e3a99e1 |
parent 24893 | b8ef7afe3a6b |
child 32960 | 69916a850301 |
--- a/src/ZF/Induct/Multiset.thy Wed Mar 26 22:40:08 2008 +0100 +++ b/src/ZF/Induct/Multiset.thy Wed Mar 26 22:40:09 2008 +0100 @@ -364,7 +364,7 @@ lemma msize_eq_0_iff: "multiset(M) ==> msize(M)=#0 <-> M=0" apply (simp add: msize_def, auto) -apply (rule_tac Pa = "setsum (?u,?v) \<noteq> #0" in swap) +apply (rule_tac P = "setsum (?u,?v) \<noteq> #0" in swap) apply blast apply (drule not_empty_multiset_imp_exist, assumption, clarify) apply (subgoal_tac "Finite (mset_of (M) - {a}) ")