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src/HOL/Groebner_Basis.thy
changeset 29230 155f6c110dfc
parent 29223 e09c53289830
parent 29039 8b9207f82a78
child 29233 ce6d35a0bed6 
--- a/src/HOL/Groebner_Basis.thy	Fri Dec 12 20:03:30 2008 +0100
+++ b/src/HOL/Groebner_Basis.thy	Fri Dec 12 20:10:22 2008 +0100
@@ -177,7 +177,8 @@
 lemma not_iszero_Numeral1: "\<not> iszero (Numeral1::'a::number_ring)"
   by (simp add: numeral_1_eq_1)
 
-lemmas comp_arith = Let_def arith_simps nat_arith rel_simps if_False
+lemmas comp_arith =
+  Let_def arith_simps nat_arith rel_simps neg_simps if_False
   if_True add_0 add_Suc add_number_of_left mult_number_of_left
   numeral_1_eq_1[symmetric] Suc_eq_add_numeral_1
   numeral_0_eq_0[symmetric] numerals[symmetric]
isabelle