changeset 29672 | 07f3da9fd2a0 |
parent 29511 | 7071b017cb35 |
child 29990 | b11793ea15a3 |
--- a/src/HOLCF/LowerPD.thy Wed Jan 28 17:12:25 2009 +0100 +++ b/src/HOLCF/LowerPD.thy Thu Jan 29 10:07:43 2009 +0100 @@ -258,9 +258,9 @@ lemma lower_plus_left_absorb: "xs +\<flat> (xs +\<flat> ys) = xs +\<flat> ys" by (rule aci_lower_plus.mult_left_idem) - +(* lemmas lower_plus_aci = aci_lower_plus.mult_ac_idem - +*) lemma lower_plus_less1: "xs \<sqsubseteq> xs +\<flat> ys" apply (induct xs ys rule: lower_pd.principal_induct2, simp, simp) apply (simp add: PDPlus_lower_less)