Tue, 25 Jun 2013 17:13:09 -0500 Stephen W. Nuchia Generalize trace_mult_sym to square products of non-square matrices.
Tue, 25 Jun 2013 20:38:06 +0200 wenzelm prefer Safari for viewing PDF files, which appears to be better behaved than Preview concerning re-opening recent files (Mountain Lion);
Tue, 25 Jun 2013 20:35:50 +0200 wenzelm recover command tags from 4cf3f6153eb8 -- important for document preparation;
Tue, 25 Jun 2013 19:25:40 +0200 wenzelm clarified ISABELLE_DOC_FORMAT -- eliminated slightly odd fall-back;
Tue, 25 Jun 2013 19:13:37 +0200 wenzelm more robust Doc.view invocation: avoid executing process on GUI thread, but show errors as dialog;
Tue, 25 Jun 2013 17:14:50 +0200 wenzelm more robust options, notably for isatest mac-poly-M8-skip_proofs;
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