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Top Questions

3 votes
3 answers
525 views

Analysis of convergence of Newton method

6 votes
2 answers
364 views

Order of numerical solver when calculating difference between forwards and backwards solution

5 votes
1 answer
121 views

Algorithm to find local minima of function which is unbounded from below

2 votes
1 answer
165 views

Matrix Diagonalization and Computational Requirements

0 votes
1 answer
121 views

"Cleanest, most professional" approach to implement a finite differences scheme in dimension greater than two

0 votes
1 answer
95 views

Discontinuous Galerkin for Stokes flow

1 vote
1 answer
99 views

Applicability of 1/7 power law for turbulent flow

1 vote
1 answer
124 views

Numerically solving the Advection-diffusion equation with no-flux boundary condition leads to violation of mass conservation

0 votes
1 answer
93 views

recommended simple linear solver on gpu

3 votes
0 answers
122 views

Galerkin Method - Why does integration-by-parts eliminate need to enforce Neumann boundaries?

2 votes
2 answers
92 views

Can this problem be solved using convex optimization?

0 votes
1 answer
68 views

How to derive excitation equation used in Finite-Element-Method waveport-driven simulation?

1 vote
0 answers
103 views

Can domain decomposition methods also be applied to linear systems resulting from finite difference discretizations?

0 votes
1 answer
70 views

Formulation of K for tetrahedral elements for the Finite Element Method

1 vote
1 answer
88 views

Computing Tangential Derivative using the Dirichlet value

0 votes
0 answers
88 views

Numerically integrating photon wavelength undergoing gravitational time dilation

0 votes
0 answers
82 views

Matrix Free alternatives in dealii

4 votes
0 answers
80 views

Computational efficiency of Galerkin projection in AMG

1 vote
0 answers
67 views

Products of the Householder product during QR decomposition

0 votes
1 answer
52 views

How to expand the C matrix for three aditional degrees of freedom for rotational forces?

1 vote
0 answers
66 views

Implicit-Explicit Operator Splitting Scheme

2 votes
0 answers
64 views

Which class of PDEs is well-suited for multistep methods?

3 votes
0 answers
62 views

Is AMG supposed to work with discontinuous Galerkin discretizations?

2 votes
0 answers
62 views

Interpolation constant on triangles

2 votes
0 answers
62 views

Understanding proof of the error bound for Simpson's quadrature rule

1 vote
0 answers
60 views

Calculating Lyapunov exponent for 3D system

1 vote
0 answers
56 views

Orthogonal Transformation of Hessenberg Matrices

1 vote
0 answers
55 views

Gradient of field computed using FEM (L2 Projection)

1 vote
1 answer
41 views

How to obtain the transfer function between boundary condition and point of wave equation?

2 votes
0 answers
51 views

Lowest order Raviart Thomas elements

0 votes
1 answer
39 views

Physics informed neural network package for hyperparameter tuning

0 votes
0 answers
50 views

Ways to alleviate my CFL restriction?

4 votes
0 answers
49 views

Robust Methods to Compute Left Eigenvector when Given Right Eigenvector and its Corresponding Eigenvalue

0 votes
1 answer
38 views

How to ensure solution evolves forward in Modified Riks Method by Crisfield?

1 vote
0 answers
47 views

Converting an expression into an einsum

0 votes
1 answer
47 views

Is there existing code for solving a Lagrangian Dual problem using the subgradient method?

2 votes
0 answers
46 views

energy gradient of Hatree Fock energy in optimal damping algorithm

0 votes
0 answers
43 views

B-Spline basis on a 3D mesh

4 votes
0 answers
40 views

Green-Kubo Relation

0 votes
0 answers
39 views

Any resource focusing on choosing the right SPH simulation parameters?

2 votes
0 answers
38 views

Are there standard methods for joining a numerical function approximation to its asymptotic behavior?

0 votes
0 answers
37 views

Transformation matrix for global displacements derivates to local ones

0 votes
0 answers
37 views

Vector poisson equation in cylindrical coordinates. What's wrong?

0 votes
0 answers
35 views

Find peaks method for finding elusive peaks

0 votes
0 answers
34 views

How to calculate the numerical integration and plot the result in python?

0 votes
0 answers
33 views

Fermi level determination

0 votes
0 answers
31 views

Improving accuracy of Neural Network for determining qubit rotation angle using Mathematica

0 votes
1 answer
30 views

Moving least square method in finite volume method


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