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David Ketcheson's user avatar
David Ketcheson's user avatar
David Ketcheson's user avatar
David Ketcheson
  • Member for 12 years, 4 months
  • Last seen this week
9 votes

Current Research in Numeric Mathematics

7 votes

Computing Gauss Legendre quadrature for large $N$

6 votes

Finite-dimensional approximations of the shift operator

5 votes

Difference stencils approximating Laplacian

5 votes

A generalization of Chebyshev polynomials

5 votes
Accepted

Euler method (and others) for unbounded intervals

5 votes

Basic software libraries for numerical analysis using modern programming languages?

5 votes

"Must read" papers in numerical analysis

5 votes
Accepted

$L^{\infty}$ polynomial approximation

4 votes

numerically track spectrum curves of a parameter dependent linear operator

4 votes

Discrete gradient on point clouds

4 votes
Accepted

what method can I employ to solve this optimization problem which involves \min?

4 votes
Accepted

Relation between Chebyshev Interpolation and Expansion

4 votes
Accepted

Benchmark Systems for ODE Solvers - Reference Request

3 votes

Books and resources on PDEs that use Mathematica and Matlab

3 votes

Cubic interpolating spline – number of extremum points

2 votes

Solving a simple Schrödinger equation with Fast Fourier Transforms

2 votes

Frozen coefficient method (von Neumann stability analysis)

2 votes

Interpolation by rational functions reference

2 votes
Accepted

root solving without analytic derivative

2 votes
Accepted

Lower bounds for finite difference formulas

2 votes
Accepted

Could somebody recomends a good book or article about numerical methods for Stochastic Partial Differential Equations

2 votes

Quadrature rules exact for given functions

2 votes
Accepted

Real solutions for systems of monomial equations

2 votes
Accepted

Is is preferable to use a difference formula of higher order of accuracy for spatial derivatives to solve this IVP problem ?

2 votes

Global Error Analysis of Euler's Method

1 vote

convergence of finite difference method for boundary value ODE

1 vote

sum of maxima vs the maximum of the sum

1 vote
Accepted

Advice on numerical solution for 2D hyperbolic PDE with zero flux boundary conditions

1 vote
Accepted

IVP accuracy - scheme accuracy Vs. derivative accuracy?