[Disk:4:4] Inverser och nolldelare modulo n (Diskret Matematik, föreläsning 4, del 4)

Round-10 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events) and provenance check passed; strict per-title check + final strict pass; oEmbed verified.

A 21-minute video from Blue Vertex: “[Disk:4:4] Inverser och nolldelare modulo n (Diskret Matematik, föreläsning 4, del 4)”.

Video by Blue Vertex, played through YouTube's embedded player.