Hi Michael,
On 2019-07-13, Michael Jung <micj...@uni-potsdam.de> wrote:
> You could try something like
> try:
> is_field = R.is_field()
> except TypeError:
> is_field = (R in Rings())
> as a compromise? Would that make the code faster?
I think today the preferred way to test if something is a ring or
integral domain or field is via categories ("R in Fields()").
Best regards,
Simon
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