On Sun, Apr 29, 2018 at 2:48 AM Matti Picus <matti.pi...@gmail.com> wrote:
> The proposed solution to issue #9029 is to extend the meaning of a > signature so "syntax like (n?,k),(k,m?)->(n?,m?) could mean that n and m > are optional dimensions; if missing in the input, they're treated as 1, and > then dropped from the output" I agree that this is an elegant fix for matmul, but are there other use-cases for "optional dimensions" in gufuncs? It feels a little wrong to add gufunc features if we can only think of one function that can use them.
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