News for hackers. Stuff that matters.

A comment on The Philosophy of Linear Algebra (2021). Parent comment

Re:The Philosophy of Linear Algebra (2021) by WoahNoun on Sunday June 12, 2022 @02:35AM (#31712098)
Spectral sequences (and sheaves) were developed by Leray in the 1940's while he was a prisoner of war captured by the Nazi army. Not exactly new.
[ Parent | on HN ]
Re:The Philosophy of Linear Algebra (2021) by macrolocal on Sunday June 12, 2022 @06:12PM (#31718765)
Yep, and they're still an active research topic, eg.

https://arxiv.org/abs/2107.02130

[ Parent | on HN ]