[Python-ideas] Fwd: [RFC] draft PEP: Dedicated infix operators for matrix multiplication and matrix power
Greg Ewing
greg.ewing at canterbury.ac.nz
Sat Mar 15 00:41:23 CET 2014
Steven D'Aprano wrote:
> I suppose because unconsciously I associated it with the common
> shorthand implying (scalar) multiplication:
>
> 5kg of apples @ $2 per kg costs $10.00
That analogy actually extends to the matrix case as well.
E.g. if you have a vector q of quantities and a vector
p of prices, then q @ p is the total price.
--
Greg
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