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src/HOL/Hyperreal/Lim.ML
changeset 13630 a013a9dd370f
parent 13601 fd3e3d6b37b2
child 13810 c3fbfd472365 
--- a/src/HOL/Hyperreal/Lim.ML	Mon Oct 07 19:01:51 2002 +0200
+++ b/src/HOL/Hyperreal/Lim.ML	Tue Oct 08 08:20:17 2002 +0200
@@ -877,7 +877,6 @@
      approx_mult1 1);
 by (ALLGOALS(dtac (hypreal_not_eq_minus_iff RS iffD1)));
 by (subgoal_tac "(*f* (%z. z - x)) u \\<noteq> (0::hypreal)" 2);
-by (rotate_tac ~1 2);
 by (auto_tac (claset(),
     simpset() addsimps [real_diff_def, hypreal_diff_def, 
 		(approx_minus_iff RS iffD1) RS (mem_infmal_iff RS iffD2),
isabelle