Fri, 23 Feb 2001 16:31:18 +0100 oheimb removed performance leak for split_conv_tac (and corresponding safe wrapper)
Thu, 22 Feb 2001 18:13:23 +0100 paulson subst method and a new section on rule, rule_tac, etc
Thu, 22 Feb 2001 18:03:11 +0100 kleing removed unused constant
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