The closest I can get is "foo in RR". This fails for CC(2.3, 0), but I
consider that to be a real number.
On Monday, September 19, 2016 at 9:37:18 AM UTC-5, Jeroen Demeyer wrote:
> is there a simple way to check in Sage that something is a real number
> in some form? That is, I am looking for a predicate which returns True
> on all the following things:
> but not on things like
> CC(2.3, 0)
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