This paper deals with the construction of approximate series solutions of diffusion models with stochastic excitation and nonlinear losses using the homotopy an
A function f(z) defined on the unit disc U is said to be logharmonic if it is the solution of the nonlinear elliptic partial differential equation where such th
This article discusses the question of how elasticity of the system is intertwined with external stochastic disturbances. The speed at which a displaced system