Second Order Differential Equations presents a classical piece of theory concerning hypergeometric special functions as solutions of second-order linear differe
This volume is intended as an essentially self contained exposition of portions of the theory of second order quasilinear elliptic partial differential equation
This memoir presents machinery for analyzing many discrete physical situations, and should be of interest to physicists, engineers, and mathematicians. We devel
Introduction. Maximum principles. Introduction to the theory of weak solutions. Hölder estimates. Existence, uniqueness, and regularity of solutions. Further t
In this monograph, the authors present a compact, thorough, systematic, and self-contained oscillation theory for linear, half-linear, superlinear, and sublinea