Mathematical Problems in Semiconductor Physics: Lectures Given at the C.I.M.E. Summer School Held in Cetraro, Italy, July 15-22, 1998

Preface.- A. M. Anile, G. Mascali, V. Romano: Recent Developments in Hydrodynamical Modelling of Semiconductors.- W. Allegretto: Drift-Diffusion Equations and Applications.- C. Ringhofer: Kinetic and Gas-Dynamic Models for Semiconductor Transport.