Fri, 21 Oct 2016 11:00:16 +0200 more operations;
wenzelm [Fri, 21 Oct 2016 11:00:16 +0200] rev 64330
more operations;
Thu, 20 Oct 2016 20:03:32 +0200 more on sgn in linear ordered fields
haftmann [Thu, 20 Oct 2016 20:03:32 +0200] rev 64329
more on sgn in linear ordered fields
Thu, 20 Oct 2016 23:42:41 +0200 merged
wenzelm [Thu, 20 Oct 2016 23:42:41 +0200] rev 64328
merged
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