Why not use "&" and "|" ?
sage: A = Set([1,2,3,4,5])
sage: B = Set([3,4,5,6,7])
sage: A & B
{3, 4, 5}
sage: A | B
{1, 2, 3, 4, 5, 6, 7}
On Tuesday, March 29, 2022 at 11:34:14 AM UTC+2 GMS wrote:
>
> I have noticed the overloading of + for Set union, which I find very
> convenient.
>
> Correspondingly, I would like to propose the overloading of * for Set
> intersection.
>
> It seems to me that it suffices to modify
> local/lib/python3.9/site-packages/sage/sets/set.py
> by adding in
> class Set_add_sub_operators:
> the lines
> def _mul_(self, X):
> """
> Return the intersection of ``self`` and ``X``.
> """
> return self.intersection(X)
>
> I have tested this and it works as expected.
>
> Should I open a ticket? I shall have to learn how to deal with commits.
>
> I am aware of the overloading of * in real_set.py, but I think they are
> compatible.
>
> Thanks,
>
> Guillermo
>
>
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