Based on the parabolic approximation of Helmholtz equation, a three-dimensional (3-D) vector parabolic equation (PE) technique for predicting propagation loss in large region irregular terrain is ...

This book is an expanded version of The Applied Dynamics of Ocean Surface Waves. It presents theoretical topics on ocean wave dynamics, including basic principles and applications in coastal and ...

In the complex source point technique, an omnidirectional source diffraction solution becomes that for a directive beam when the coordinates of the source position are given appropriate complex values ...