22. Ways to compute the characteristic polynomial of a hyperplane arrangement. Finite field method.

Round-12 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality ranking (tier B) passed; strict per-title check + final strict pass; oEmbed verified.

A 49-minute video from Pavel Galashin: “22. Ways to compute the characteristic polynomial of a hyperplane arrangement. Finite field method.”.

Video by Pavel Galashin, played through YouTube's embedded player.