> RR is not the real numbers, its just a pretty useful approximation for a > variety of tasks. > > Sure! But that doesn't necessarily answer the question either way.
> > See http://stackoverflow.com/questions/26409854/ My sense is that NaN >> > isn't real, but maybe it is in an IEEE framework? >> >> NaN is Not A Number, so surely Not A RealNumber either. >> >> The fact that the Sage parent happens to be RR is not really relevant. >> > On the other hand, float(1jr) gives an error but float(NaN) gives nan. Also, arcsin(CC(5)) does give what one might expect. -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.