--- a/src/HOL/ex/AVL.ML Mon Sep 30 16:12:16 2002 +0200
+++ b/src/HOL/ex/AVL.ML Mon Sep 30 16:14:02 2002 +0200
@@ -133,8 +133,7 @@
by (fast_tac (claset() addss simpset()) 1);
by (case_tac "height (insert x tree2) = Suc (Suc (height tree1))" 1);
by (forw_inst_tac [("n","nat")] height_r_bal 1);
- by (asm_full_simp_tac (simpset() addsimps [max_def]) 1);
- by (fast_tac (claset() addss simpset()) 1);
+ by (fast_tac (claset() addss (simpset() addsimps [max_def])) 1);
by (asm_full_simp_tac (simpset() addsimps [max_def]) 1);
by (fast_tac (claset() addss simpset()) 1);
qed_spec_mp "height_insert";