User Justin

15 votes

1 answer

1k views

Are direct solvers affected by the condition number of a matrix?

asked Apr 2, 2015 at 20:25

7 votes

2 answers

351 views

Comparing various implementations/software packages for large-scale finite element simulations

asked May 9, 2015 at 10:48

5 votes

1 answer

200 views

Can Variational Inequalities handle non-symmetric matrices?

asked Aug 31, 2015 at 23:35

5 votes

2 answers

2k views

Advection equation using the finite element method

asked Sep 23, 2015 at 5:11

5 votes

1 answer

574 views

Choosing the penalty for Discontinuous Galerkin

asked Dec 31, 2015 at 21:54

4 votes

1 answer

237 views

Best solver/preconditioner for least-squares finite element method

asked Sep 16, 2015 at 22:22

3 votes

1 answer

151 views

Enforcing bounds and equality constraints for convex optimization

asked Aug 30, 2016 at 7:29

3 votes

2 answers

320 views

FLOPs of iterative vs direct solvers

asked Mar 2, 2015 at 19:11

3 votes

1 answer

855 views

P2/P0 and P2/(P1+P0) finite elements for stokes and darcy equations

asked Jun 9, 2015 at 23:04

3 votes

0 answers

160 views

Petrov-Galerkin enrichment method for Darcy equation

asked Jul 15, 2015 at 16:35

3 votes

1 answer

209 views

stabilizing advection-diffusion with multi-grid?

asked Aug 10, 2015 at 18:26

2 votes

1 answer

261 views

Best preconditioner for mixed-poisson problem (RT0 elements)

asked Mar 9, 2015 at 4:13

2 votes

1 answer

133 views

On an HPC machine, does one compute node equate to one motherboard?

asked May 3, 2015 at 9:10

2 votes

1 answer

189 views

Performance based on the Roofline model

asked May 13, 2015 at 23:42

2 votes

0 answers

67 views

Selecting a Finite Element discretization for subsurface flows

asked May 22, 2015 at 5:01

1 vote

1 answer

316 views

Solving triangular matrix equations on a GPU

asked May 4, 2020 at 5:20

1 vote

1 answer

293 views

Solving this nonlinear system of equations

asked Oct 4, 2015 at 22:11

1 vote

0 answers

331 views

Solving the transient advection-diffusion equation analytically

asked Nov 4, 2015 at 0:24

0 votes

1 answer

211 views

Convex optimization for symmetric (but not positive definite) problems?

asked Aug 29, 2015 at 22:03

0 votes

3 answers

1k views

Determining efficiency in MFLOPS/s of a parallel program

asked Feb 18, 2015 at 5:05

Stack Exchange Network

20 Questions

Are direct solvers affected by the condition number of a matrix?

Comparing various implementations/software packages for large-scale finite element simulations

Can Variational Inequalities handle non-symmetric matrices?

Advection equation using the finite element method

Choosing the penalty for Discontinuous Galerkin

Best solver/preconditioner for least-squares finite element method

Enforcing bounds and equality constraints for convex optimization

FLOPs of iterative vs direct solvers

P2/P0 and P2/(P1+P0) finite elements for stokes and darcy equations

Petrov-Galerkin enrichment method for Darcy equation

stabilizing advection-diffusion with multi-grid?

Best preconditioner for mixed-poisson problem (RT0 elements)

On an HPC machine, does one compute node equate to one motherboard?

Performance based on the Roofline model

Selecting a Finite Element discretization for subsurface flows

Solving triangular matrix equations on a GPU

Solving this nonlinear system of equations

Solving the transient advection-diffusion equation analytically

Convex optimization for symmetric (but not positive definite) problems?

Determining efficiency in MFLOPS/s of a parallel program