Ancestors

Toot

Written by Stefano Rodighiero on 2024-10-18 at 19:59

"Multiplying matrices using functional programming" by David Johnson-Davies http://www.lispology.com/show?4WYX

[#]lisp

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Descendants

Written by Panicz Maciej Godek on 2024-10-18 at 20:45

@eslr

I like it when code feels discovered, rather than invented. I wrote this set of functions many years ago:

https://github.com/plande/grand-scheme/blob/master/grand/matrix.scm

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Written by Svante on 2024-10-18 at 21:17

@eslr Okay, nice. 👍

Two small improvements maybe:

(defun transpose (list)

(apply #'mapcar #'list list))

(defun dot (x y)

(reduce #'+ (mapcar #'* x y)))

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