The Tricomi equation can be expressed in symmetric positive form. Admissible boundary conditions assure existence and uniqueness of solutions. In this paper it is shown what boundary conditions are ...

This is a preview. Log in through your library . Abstract A finite difference method is developed for solving symmetric positive differential equations in the sense of Friedrichs. The method is ...

An intermediate level course in the analytical and numerical study of ordinary differential equations, with an emphasis on their applications to the real world. Exact solution methods for ordinary ...

Applied Mathematics, Mathematical Physics, Nonlinear Waves, Parity-Time Symmetry, Scientific Computing, Sum-of-squares Optimization My research focus lies in Applied Mathematics broadly; more ...