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Charles's user avatar
Charles's user avatar
Charles
  • Member for 10 years
  • Last seen more than a month ago
2 votes

Why naively chopped finite difference matrix works for different ODE boundary conditions

1 vote

Crank-Nicolson method and mixed derivatives

1 vote

For which problems Krylov subspace methods are preferred over multigrid methods?

1 vote

MATLAB FFT Differentiation

4 votes
Accepted

CFL condition in polar coordinates

1 vote
Accepted

cavity flow with only an external force. Why does it circulate?

1 vote

Implicit projection method with inflow boundary conditions

2 votes

How should I set the velocity conditions when you have a pressure inlet and pressure outlet?

0 votes

Recovering pressure from velocity or streamfunction fields

1 vote

Numerical solution of burgers equation with finite volume method and crank-nicolson

1 vote
Accepted

Implementing temperature depending viscosity in a finite-difference scheme

0 votes

2D Laplace problem with mixed boundary conditions using Conjugate Gradients

1 vote

Boundary conditions Chebyshev differentiation

1 vote
Accepted

Lid-driven Cavity benchmark in 3D. Classical paper to compare

1 vote

Matrix representation of the radial Laplace operator isn't symmetric as supposed

1 vote

How to define residual in multigrid approach?

1 vote

How to discretize Laplacian near refinement boundary

5 votes

Why do Newton-Krylov iterations stagnate in this problem?

3 votes
Accepted

Is this finite difference approach correct?