User Stefano M

3 votes

Accepted

Consumer GPUs for sparse matrices (e.g. FEA)

answered Feb 9, 2014 at 18:40

3 votes

What is the meaning of distortion in region outside of stressed geometry using FEA?

answered Feb 2, 2014 at 23:29

9 votes

Using multiple languages in scientific codes

answered Nov 3, 2013 at 22:17

4 votes

Accepted

Efficient computation of tangent of fraction of angle

answered Oct 13, 2013 at 22:10

1 vote

Abaqus *ORIENTATION

answered Oct 9, 2013 at 21:24

2 votes

Finite difference equations versus boundary integral equations for elliptic pdes

answered Sep 29, 2013 at 10:29

6 votes

Accepted

Stress due to the mismatch of thermal expansion coefficients of two different attached materials in COMSOL

answered Aug 29, 2013 at 13:20

1 vote

approximating normal derivative of a continuous function with shape functions

answered Aug 29, 2013 at 20:34

7 votes

Accepted

debugging a rotation matrix for elastic constants

answered Jul 30, 2013 at 14:22

4 votes

Generalized Singular Value Decomposition: only compute the r largest singular values

answered Jul 30, 2013 at 15:01

15 votes

What is the purpose of using integration by parts in deriving a weak form for FEM discretization?

answered Jul 2, 2013 at 7:58

0 votes

Matlab output in scientific notation [ERROR: Subscript indices must either be real positive integers or logicals.]

answered Jun 26, 2013 at 15:40

9 votes

Accepted

Data structures for finite volume code: Arrays vs Classes

answered Jun 24, 2013 at 20:08

3 votes

Time stepping in comsol multiphysics

answered Jun 24, 2013 at 13:16

7 votes

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What is the difference between implicit FEM and explicit FEM?

answered Jun 14, 2013 at 21:30

10 votes

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solve $xA=b$ for $x$ using LAPACK and BLAS

answered Feb 19, 2013 at 8:08

4 votes

Repeatedly solving $\mathbf{A} \mathbf{x} = \mathbf{b}$ with same $\mathbf{A}$, different $\mathbf{b}$

answered Feb 18, 2013 at 9:02

2 votes

Efficient assembly of finite element matrix in MATLAB

answered Feb 7, 2013 at 12:41

3 votes

Consistent handling of division by zero in numpy array

answered Feb 6, 2013 at 18:09

8 votes

Accepted

LAPACK - singular matrices - what does the positive integer info mean?

answered Feb 5, 2013 at 22:43

1 vote

discrete $L^p$ norms for non-uniform grid

answered Jan 24, 2013 at 15:40

3 votes

Local and global coordinates in FEM

answered Jan 28, 2013 at 13:45

3 votes

Finding the distribution (histogram) of eigenvalues for large sparse matrices

answered Jan 20, 2013 at 16:10

3 votes

Accepted

Mesh simple 2d CAD boundry drawing

answered Jan 16, 2013 at 22:01

4 votes

variational formulation of linear elasticity

answered Dec 24, 2012 at 9:51

2 votes

Deriving the element stiffness matrix for 2D linear elasticity

answered Nov 7, 2012 at 8:15

4 votes

Accepted

What does fundamental solutions stand for in boundary element method?

answered Nov 6, 2012 at 18:10

13 votes

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What are the symptoms of ill-conditioning when using direct methods?

answered Oct 14, 2012 at 9:35

1 vote

Equivalence of linear systems, solving one instead of the other

answered Sep 22, 2012 at 19:42

3 votes

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Parallelization of LSE solvers using CUDA

answered Sep 19, 2012 at 11:11

Stack Exchange Network

75 Answers

Consumer GPUs for sparse matrices (e.g. FEA)

What is the meaning of distortion in region outside of stressed geometry using FEA?

Using multiple languages in scientific codes

Efficient computation of tangent of fraction of angle

Abaqus *ORIENTATION

Finite difference equations versus boundary integral equations for elliptic pdes

Stress due to the mismatch of thermal expansion coefficients of two different attached materials in COMSOL

approximating normal derivative of a continuous function with shape functions

debugging a rotation matrix for elastic constants

Generalized Singular Value Decomposition: only compute the r largest singular values

What is the purpose of using integration by parts in deriving a weak form for FEM discretization?

Matlab output in scientific notation [ERROR: Subscript indices must either be real positive integers or logicals.]

Data structures for finite volume code: Arrays vs Classes

Time stepping in comsol multiphysics

What is the difference between implicit FEM and explicit FEM?

solve $xA=b$ for $x$ using LAPACK and BLAS

Repeatedly solving $\mathbf{A} \mathbf{x} = \mathbf{b}$ with same $\mathbf{A}$, different $\mathbf{b}$

Efficient assembly of finite element matrix in MATLAB

Consistent handling of division by zero in numpy array

LAPACK - singular matrices - what does the positive integer info mean?

discrete $L^p$ norms for non-uniform grid

Local and global coordinates in FEM

Finding the distribution (histogram) of eigenvalues for large sparse matrices

Mesh simple 2d CAD boundry drawing

variational formulation of linear elasticity

Deriving the element stiffness matrix for 2D linear elasticity

What does fundamental solutions stand for in boundary element method?

What are the symptoms of ill-conditioning when using direct methods?

Equivalence of linear systems, solving one instead of the other

Parallelization of LSE solvers using CUDA