Derivation of the Raychaudhuri Equation
Abstract
Description
As a homage to A K Raychaudhuri, I derive in a straightforward way his famous equation and also indicate the problems he was last engaged in.
8 pages, latex file, Pedagogical, One technical incorrect statement corrected and some minor rephrasing
8 pages, latex file, Pedagogical, One technical incorrect statement corrected and some minor rephrasing