User AnilJ

3

votes

4

answers

711

views

Trapezoid rule vs Gaussian quadrature: what am I missing?

integration

Feb 10 '20 at 21:48 Wolfgang Bangerth 46.4k

97

votes

14

answers

10k

views

Is it worthwhile to write unit tests for scientific research codes?

programming-paradigms testing

Apr 7 '20 at 0:13 Anton Menshov♦ 7,843

2

votes

3

answers

467

views

MPI in C, all processor run outside of the MPI envir created

parallel-computing c mpi

Jan 23 '17 at 20:12 Community♦ 1

5

votes

2

answers

224

views

Are there any specialized methods available for solving structurally symmetric sparse linear systems?

matrix linear-solver sparse-matrix krylov-method

Apr 20 '17 at 23:16 AnilJ 61

12

votes

3

answers

2k

views

Sparse linear solver for many right-hand sides

linear-algebra petsc linear-solver sparse-matrix

Feb 5 '14 at 18:01 Community♦ 1

52

votes

4

answers

8k

views

What guidelines should I follow when choosing a sparse linear system solver?

linear-algebra linear-solver sparse-matrix

Apr 20 '17 at 23:05 AnilJ 61

10

votes

5

answers

10k

views

Best choice of solver for a large sparse symmetric (but not positive definite) system

parallel-computing linear-solver sparse-matrix linear-system gmres

Sep 3 at 16:34 Nico Schlömer 2,808

25

votes

5

answers

7k

views

What are the main differences between PETSc and Trilinos?

petsc software trilinos

Jan 27 '12 at 23:13 Damian Rouson 5

9

votes

1

answer

2k

views

Solving system of linear equations with cyclic tridiagonal matrix

matrix linear-solver

Nov 26 '13 at 2:22 Geoff Oxberry 29.2k

14

votes

1

answer

4k

views

PDE solvers for Drift-diffusion and related models

pde

Mar 17 '14 at 15:27 Juan 265

4

votes

4

answers

7k

views

Efficient assembly of finite element matrix in MATLAB

algorithms matlab sparse-matrix

Mar 13 '17 at 13:47 Community♦ 1

9

votes

3

answers

339

views

How to write integration tests for numeric simulation software?

testing solver

Nov 21 '14 at 1:02 AnilJ 61

3

votes

2

answers

3k

views

Matlab preconditioned conjugate gradient on big matrix

matrix matlab

Nov 19 '13 at 2:17 Wolfgang Bangerth 46.4k

3

votes

3

answers

808

views

Large overdetermined system of linear equations

linear-algebra linear-solver matrix dense-matrix

Sep 30 '14 at 0:15 user2457602 376

5

votes

4

answers

1k

views

Mesh generator that can do 2D & 3D elements combined?

finite-element mesh-generation

Oct 7 '14 at 22:22 AnilJ 61

0

votes

1

answer

150

views

Regarding streaming operator in Lattice Gas Automata

fluid-dynamics

Jan 13 '19 at 15:03 Glorfindel 169

2

votes

2

answers

172

views

Is there a bound on the number of edges, facets, and elements in a 3D simplicial mesh in terms of the number of mesh nodes?

finite-element finite-volume unstructured-mesh

Jun 2 '14 at 22:14 Darren Engwirda 456

9

votes

2

answers

700

views

How to model a fishing rod (or a rope)?

ode modeling

Jun 19 '14 at 17:33 cvr 261

15

votes

2

answers

477

views

Is there any way to do “double preconditioning”

linear-algebra krylov-method preconditioning condition-number

Jun 6 '14 at 3:45 Nick Alger 2,833

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Trapezoid rule vs Gaussian quadrature: what am I missing?

Is it worthwhile to write unit tests for scientific research codes?

MPI in C, all processor run outside of the MPI envir created

Are there any specialized methods available for solving structurally symmetric sparse linear systems?

Sparse linear solver for many right-hand sides

What guidelines should I follow when choosing a sparse linear system solver?

Best choice of solver for a large sparse symmetric (but not positive definite) system

What are the main differences between PETSc and Trilinos?

Solving system of linear equations with cyclic tridiagonal matrix

PDE solvers for Drift-diffusion and related models

Efficient assembly of finite element matrix in MATLAB

How to write integration tests for numeric simulation software?

Matlab preconditioned conjugate gradient on big matrix

Large overdetermined system of linear equations

Mesh generator that can do 2D & 3D elements combined?

Regarding streaming operator in Lattice Gas Automata

Is there a bound on the number of edges, facets, and elements in a 3D simplicial mesh in terms of the number of mesh nodes?

How to model a fishing rod (or a rope)?

Is there any way to do “double preconditioning”