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Top Questions

0 votes
0 answers
44 views

Is the NLP formalism sub-optimal for real-world problems

1 vote
1 answer
140 views

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

0 votes
1 answer
96 views

Need help with adaptive meshing code

12 votes
2 answers
345 views

Wanted: sequences of linear systems for recycling Krylov solver analysis

1 vote
0 answers
104 views

how to compute the rate of deformation gradient in finite-element context?

0 votes
1 answer
5k views

How to efficiently solve a QCQP with "dynamic" constraints in Python?

1 vote
1 answer
68 views

Moving least square method in finite volume method

0 votes
0 answers
50 views

On Newton-Raphson Method for Single Degree of Freedom Systems

2 votes
2 answers
80 views

Getting singular matrices for lid driven cavity problem

0 votes
0 answers
17 views

How to combine gravitational and velocity Time Dilation

2 votes
0 answers
73 views

What is fastest method for finding the minimum and maximum eigenvalues of a (possibly very large) symmetric matrix?

6 votes
1 answer
417 views

Optimality of block-Jacobi preconditioner

0 votes
0 answers
17 views

What is the most accurate way of computing the evaluation time of a neural network model?

-3 votes
0 answers
19 views

Use Bluetooth to create a group chat? [closed]

2 votes
1 answer
64 views

Is there any matlab built-in function or libraries to calculate $\frac{d(\ln A)}{dA}$?

1 vote
1 answer
126 views

Computing Tangential Derivative using the Dirichlet value

4 votes
0 answers
62 views

Benchmark Neural Networks on High-Dimensional Functions

4 votes
1 answer
345 views

Non-uniform Gaussian spaced vector

1 vote
1 answer
64 views

How to derive the deformation matrix $F$ of axisymmetric problem?

1 vote
1 answer
164 views

Solving linear system of equations with constraints on unknowns

3 votes
1 answer
146 views

Any FEM book recommendations that focus on stability and proofs on error bounds?

0 votes
0 answers
49 views

Parameter estimation for PINNs [closed]

0 votes
1 answer
129 views

Discretization of generalized kinetic term in 2D Poisson partial differential equation

0 votes
0 answers
31 views

representing firing rates of a neuron using delta functions [computational neuroscience]

0 votes
0 answers
21 views

How to apply Periodic Boundary Condition manually in COMSOL [closed]

2 votes
1 answer
195 views

Using Sundials CVODE in MATLAB

0 votes
0 answers
19 views

Thermo Hydraulic Mechanical modeling of energy wall slab in camsol multiphysics

0 votes
0 answers
53 views

LBFGS-B initial gradients too high?

3 votes
0 answers
152 views

Numerical integration in Fourier space over 3D grid

7 votes
2 answers
693 views

H(curl) conforming Nédélec-Elements to satisfy div(B)=0

0 votes
0 answers
43 views

How to solve the heat equation using the spectral method (Chebyshev's differentiation matrix), with constant flux boundary condition on both sides?

7 votes
2 answers
202 views

How to find a computational bottleneck

1 vote
0 answers
42 views

Mathematica Package for validating effective string theory solution

2 votes
0 answers
46 views

trust region method for linearly-constrained convex optimization

1 vote
0 answers
62 views

Deriving order of accuracy and interpreting a given discretization scheme when underlying method ( finite difference/volume) not known

0 votes
0 answers
30 views

Covariant Euler-Lagrange Computation - Mathematica

5 votes
1 answer
115 views

Optimized Lanczos method for finding eigenvalues of $A \otimes B$

1 vote
0 answers
53 views

Particular linear systems: sparse matrix + column

1 vote
1 answer
87 views

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

4 votes
3 answers
623 views

Analysis of convergence of Newton method

0 votes
1 answer
74 views

Derivative using torch.fft oscilates on the boundary

2 votes
0 answers
86 views

An alternative to Levenberg–Marquardt algorithm

1 vote
1 answer
416 views

Is there a simple way to avoid carbuncles for FD WENO methods?

3 votes
3 answers
121 views

inverse problem of predicting parameters of ODEs driven by data

0 votes
0 answers
31 views

Lumped (diagonal) vs. consistent (non-diagonal, symmetric) mass matrix in Nastran

2 votes
0 answers
56 views

2D cavity flow: Adding zero Dirichlet condition to the top boundary leads to NAN

1 vote
1 answer
113 views

On the calculation of the first m generalized eigenvectors

1 vote
0 answers
59 views

Immersed Boundary FEM reference recommendation


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