--- a/src/HOL/Numeral.thy Tue Aug 21 20:51:10 2007 +0200
+++ b/src/HOL/Numeral.thy Tue Aug 21 20:52:18 2007 +0200
@@ -543,12 +543,14 @@
text {* Simplification of relational operations *}
lemmas rel_simps [simp] =
- eq_number_of_eq iszero_number_of_Pls nonzero_number_of_Min
+ eq_number_of_eq iszero_0 nonzero_number_of_Min
iszero_number_of_0 iszero_number_of_1
less_number_of_eq_neg
not_neg_number_of_Pls not_neg_0 not_neg_1 not_iszero_1
neg_number_of_Min neg_number_of_BIT
le_number_of_eq
+(* iszero_number_of_Pls would never be used
+ because its lhs simplifies to "iszero 0" *)
subsection {* Simplification of arithmetic when nested to the right. *}