Ильяшенко Ю.С. "Навстречу глобальной теории бифуркаций на плоскости"

New channel Optimization and Statistics: title sample judged 'pick' (Mostly rigorous optimization/ML research lectures and seminar talks, but a handful of items are interviews, memorial eve); passed a second screen for sellers/exam-prep/re-uploads; 2 of 3 sampled transcripts showed teaching, 1 not; titles picked one by one, checked strictly; oEmbed verified.