Sun, 21 Aug 2011 13:42:55 +0200 discontinued obsolete Thy_Syntax.report_span -- information can be reproduced in Isabelle/Scala;
wenzelm [Sun, 21 Aug 2011 13:42:55 +0200] rev 44352
discontinued obsolete Thy_Syntax.report_span -- information can be reproduced in Isabelle/Scala;
Sun, 21 Aug 2011 13:36:23 +0200 merged
wenzelm [Sun, 21 Aug 2011 13:36:23 +0200] rev 44351
merged
Sat, 20 Aug 2011 15:19:35 -0700 replace lemma realpow_two_diff with new lemma square_diff_square_factored
huffman [Sat, 20 Aug 2011 15:19:35 -0700] rev 44350
replace lemma realpow_two_diff with new lemma square_diff_square_factored
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