Annotation Bagchi (applied mathematics, U. of Calcutta) summarizes the major developments in supersymmetric quantum and classical mechanics over the past 15 years or so for students majoring in mathematical science and practitioners in applied mathematics and theoretical physics. He explains basic principles, supersymmetric classical mechanics, indexing, the factorization method and shape invariance, radial problems and spin-orbit coupling, nonlinear systems, and para-super- symmetry. Annotation c. Book News, Inc., Portland, OR (booknews.com).