The ubiquitous Raychaudhuri equations: a paradigm for the future? by Prof.Sayan Kar (IIT Kharagpur)

Whole-channel inclusion: Department of Theoretical Physics, TIFR (title sample: This is a genuine academic seminar/lecture archive from TIFR's theoretical physics department, with nearly every upload being a full research lecture, school session, or colloquium by named physicists.; 2 of 3 sampled transcripts read as real teaching); this title passed a strict title check.