The exponentially convergent trapezoidal rule
LN Trefethen, JAC Weideman - SIAM review, 2014 - SIAM
It is well known that the trapezoidal rule converges geometrically when applied to analytic
functions on periodic intervals or the real line. The mathematics and history of this …
functions on periodic intervals or the real line. The mathematics and history of this …
Parabolic and hyperbolic contours for computing the Bromwich integral
J Weideman, L Trefethen - Mathematics of Computation, 2007 - ams.org
Some of the most effective methods for the numerical inversion of the Laplace transform are
based on the approximation of the Bromwich contour integral. The accuracy of these …
based on the approximation of the Bromwich contour integral. The accuracy of these …
Numerical simulations of multicomponent ecological models with adaptive methods
KM Owolabi, KC Patidar - Theoretical Biology and Medical Modelling, 2016 - Springer
Background The study of dynamic relationship between a multi-species models has gained
a huge amount of scientific interest over the years and will continue to maintain its …
a huge amount of scientific interest over the years and will continue to maintain its …
[图书][B] Theory and applications of special functions for scientists and engineers
XJ Yang - 2021 - Springer
The main target of this monograph is to provide the detailed investigations to the newly
established special functions involving the Mittag-Leffler, Wiman, Prabhakar, Miller–Ross …
established special functions involving the Mittag-Leffler, Wiman, Prabhakar, Miller–Ross …
Talbot quadratures and rational approximations
Many computational problems can be solved with the aid of contour integrals containing ez
in the integrand: examples include inverse Laplace transforms, special functions, functions …
in the integrand: examples include inverse Laplace transforms, special functions, functions …
Superconvergence of a discontinuous Galerkin method for fractional diffusion and wave equations
K Mustapha, W McLean - SIAM Journal on Numerical Analysis, 2013 - SIAM
We consider an initial-boundary value problem for \partial_tu-\partial_t^-α∇^2u=f(t), that is,
for a fractional diffusion (-1<α<0) or wave (0<α<1) equation. A numerical solution is found by …
for a fractional diffusion (-1<α<0) or wave (0<α<1) equation. A numerical solution is found by …
A second-order accurate numerical method for a fractional wave equation
W McLean, K Mustapha - Numerische Mathematik, 2007 - Springer
We study a generalized Crank–Nicolson scheme for the time discretization of a fractional
wave equation, in combination with a space discretization by linear finite elements. The …
wave equation, in combination with a space discretization by linear finite elements. The …
Fast and oblivious convolution quadrature
We give an algorithm to compute N steps of a convolution quadrature approximation to a
continuous temporal convolution using only O(N\,\logN) multiplications and O(\logN) active …
continuous temporal convolution using only O(N\,\logN) multiplications and O(\logN) active …
RBF-based local meshless method for fractional diffusion equations
The fractional diffusion equation is one of the important recent models that can efficiently
characterize various complex diffusion processes, such as in inhomogeneous or …
characterize various complex diffusion processes, such as in inhomogeneous or …
Numerical solution via Laplace transforms of a fractional order evolution equation
We consider the discretization in time of a fractional order diffusion equation. The
approximation is based on a further development of the approach of using Laplace …
approximation is based on a further development of the approach of using Laplace …