А. Савченко - Пространство гомеоморфизмов сферы

New channel Topology Department: title sample judged 'whole' (Near entirely full-length recorded university-level math lectures, seminars, and conference talks with almost no promoti); passed a second screen for sellers/exam-prep/re-uploads; 1 of 3 sampled transcripts showed teaching, 0 not; every title checked strictly; oEmbed verified.

A 23-minute video from Topology Department: “А. Савченко - Пространство гомеоморфизмов сферы”.

Video by Topology Department, played through YouTube's embedded player.