[issue35431] The math module should provide a function for computing binomial coefficients

[kellerfuchs]

kellerfuchs <kellerfuchs at hashbang.sh> added the comment:

> I'd personally prefer that floats not be accepted; I think this was a misfeature of `factorial` that we shouldn't compound.

OK; I only went with that because I assumed there were Good Reasons© that factorial did it, but if rejecting integral floats isn't going to be a controversial move I'm also in favor of it.

Updating the PR momentarily to check that binomial rejects floats.

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<https://bugs.python.org/issue35431>
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