Author: Urs Format: MarkdownItexI have added ([here](https://ncatlab.org/nlab/show/Kleisli+category+of+a+comonad#MatrixmultiplicationAsCoKleisliComposition)) an example "Matrix multiplication as (co-)Kleisli composition".
(Does this example appear in any textbook or similar?)
<a href="https://ncatlab.org/nlab/revision/diff/Kleisli+category+of+a+comonad/9">diff</a>, <a href="https://ncatlab.org/nlab/revision/Kleisli+category+of+a+comonad/9">v9</a>, <a href="https://ncatlab.org/nlab/show/Kleisli+category+of+a+comonad">current</a>
I have added (here) an example “Matrix multiplication as (co-)Kleisli composition”.
(Does this example appear in any textbook or similar?)