Sat, 24 May 2008 14:47:43 +0200 wenzelm ident: naive caching prevents potentially slow external invocations;
Sat, 24 May 2008 02:19:09 +0200 urbanc fixed improper handling of return code (pdf and ps.gz formats)
Fri, 23 May 2008 21:20:26 +0200 wenzelm add constants: set Markup.theory_nameN in tags;
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