19. Odd/even permutations, matrices, cycle decomposition

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 51-minute video from Pavel Galashin: “19. Odd/even permutations, matrices, cycle decomposition”.

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