But what is aconvolution?

https://www.youtube.com/watch?v=KuXjwB4LzSA
Channel: 3Blue1Brown
Times watched: 3
Watch Times
Date Before
2023-01-20 11:57 3 years, 9 months
2022-12-08 18:51 3 years, 11 months
2022-11-29 10:14 3 years, 11 months