Partial differential equations

Schaum's Out Lines Partial Differential Equations Duchateau, Paul Partial differential equations Duchateau, Paul Schaum s outline of theory and problems of partial differential equations Duchateau, Paul Ordinary differential equations with applications Chicone, Carmen Charles Differential equations and their applications Braun, Martin Differential Equations and Their Applications Zafar, Ahsan Differential equations with boundary-value problems Dennis G. Zill Functions of a Complex Variable and some of Theor Applications