Divergence of a vector: the real meaning!

Round-11 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events), provenance check and vendor/seller/devotional recheck passed; strict per-title check + final strict pass; oEmbed verified.

A 19-minute video from Sam Gralla: “Divergence of a vector: the real meaning!”.

Video by Sam Gralla, played through YouTube's embedded player.