Should we add `a * b` for vectors?
me at zigzah.com
Sun Sep 24 15:29:41 UTC 2017
On Sunday, 24 September 2017 at 05:24:57 UTC, Manu wrote:
> On 23 September 2017 at 03:11, Ilya Yaroshenko via
> Digitalmars-d < digitalmars-d at puremagic.com> wrote:
>> Should we add `a * b` to ndslice for 1d vectors?
>> Discussion at https://github.com/libmir/mir-algorithm/issues/91
> I often ponder this sort of question... and while the nerdy bit
> of my would
> love to see this, I can never get past the fact that
> `is(typeof(a) !=
> typeof(a * b))`... I feel that's a big enough reason to put a
> bullet in the
> idea. D has array operations, which look just like 1d ndslices,
> also SIMD
> vectors usually implement operators, but they do element-wise
> operation, so
> now there's a confusion.
> Consider, a generic function receives some T; if T is a slice
> or simd, it
> does element-wise stuff, if T is an ndslice, it behaves
> differently. That
> doesn't seem right.
Python has a dedicated matrix multiplication operator, that is
not used by the standard library, but is implemented for e.g.
More information about the Digitalmars-d