Scientific Research Publishing

Schmelzer, T. and Trefethen, L.N. (2007) Evaluating Matrix Functions for Exponential Integrators via Carathéodory-Fejér Approximation and Contour Integrals. Electronic ...

ABSTRACT: Reaction-diffusion equations modeling Predator-Prey interaction are of current interest. Standard approaches such as first-order (in time) finite difference schemes for approximating the ...
IEEE

Efficient Argument Range Reduction for Implementation of Double-Precision Floating-Point Exponential Function

Abstract: Argument in implementing exponential function is often limited to fraction range by table look-up or range reducing method, so that radix-2 digit-recurrence algorithm or polynomial ...
JSTOR Daily

The Use of Gaussian (Exponential Quadratic) Wave Functions in Molecular Problems. I. General Formulae for the Evaluation of Integrals

This is a preview. Log in through your library . Abstract It is shown that for wave functions of the form Ψ = Σk Ck exp (-Qk), where Qk is any positive definite quadratic form in the Cartesian ...
IEEE

Evaluation of Posit Arithmetic on Machine Learning based on Approximate Exponential Functions

Abstract: Recent advances in semiconductor technology lead to ongoing applications to adopt complex techniques based on neural networks. In line with this trend, the concept of optimizing real number ...
JSTOR Daily

ENTIRE FUNCTIONS OF EXPONENTIAL TYPE AND UNIQUENESS CONDITIONS ON THEIR REAL PART

This paper extends uniqueness results due to Boas and Trembinska, on entire functions with exponential growth whose real part vanishes on lattice points. Here the case is studied where the real part ...