Mon, 20 Jul 2020 23:45:29 +0200 subtle change of Theory_Data extend/merge semantics due to Theory.join_theory;
wenzelm [Mon, 20 Jul 2020 23:45:29 +0200] rev 72060
subtle change of Theory_Data extend/merge semantics due to Theory.join_theory; explicitly check for extend as identity;
Fri, 17 Jul 2020 20:35:43 +0200 clarified -- avoid non-standard extend/merge;
wenzelm [Fri, 17 Jul 2020 20:35:43 +0200] rev 72059
clarified -- avoid non-standard extend/merge;
Fri, 17 Jul 2020 20:22:58 +0200 tuned -- avoid non-standard extend;
wenzelm [Fri, 17 Jul 2020 20:22:58 +0200] rev 72058
tuned -- avoid non-standard extend;
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