"Viscosity Solutions and Applications: Lectures given at the 2nd Session of the Centro Internazionale Matematico Estivo (C.I.M.E.) held in Montecatini ... (Lecture Notes in Mathematics 1660 C.I.M.E. Foundation Subseries)" - читать интересную книгу автора (Martino Bardi, Michael G. Crandall, Lawrence C. Evans, Halil M. Soner,...)