The Dr Emmanuel Attah Kumah Amponsah, who is a Senior Lecturer and a head of Department of Accounting, Banking and Finance at the Ghana Communication Technology University, Accra, sponsored Maths and ...

The numerical integration of stiff equations is a challenging problem that needs to be approached by specialized numerical methods. Exponential integrators form a popular class of such methods since ...

Abstract: This paper focuses on the problem of macroscopic effective permittivity (permeability, conductivity) of a regular three-dimensional two-phase checkerboard structure. There is no exact ...

Abstract: The notion of isochrons for oscillators, introduced by Winfree and thereon heavily utilized in mathematical biology, were instrumental in introducing a notion of generalized phase and form ...