Fri, 09 Nov 2001 00:17:52 +0100 removed pure_sym_syntax;
wenzelm [Fri, 09 Nov 2001 00:17:52 +0100] rev 12121
removed pure_sym_syntax; allow additional arguments in infixes (maximum priority);
Fri, 09 Nov 2001 00:17:09 +0100 File.use;
wenzelm [Fri, 09 Nov 2001 00:17:09 +0100] rev 12120
File.use;
Fri, 09 Nov 2001 00:16:52 +0100 added impose_hyps_tac;
wenzelm [Fri, 09 Nov 2001 00:16:52 +0100] rev 12119
added impose_hyps_tac; robustify insts of tactic emulations;
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