Archived FEniCS QA questions

+1 vote

0 answers

JIT Expression

asked Sep 28, 2015 by maartent FEniCS User (3,910 points)

0 votes

1 answer

Controlling the cell size in refinement

asked Sep 28, 2015 by hernan_mella FEniCS Expert (19,460 points)

0 votes

0 answers

petsc and num_threads > 1

asked Sep 28, 2015 by chaffra FEniCS User (1,830 points)

0 votes

1 answer

sin_dad-py plot problem

asked Sep 27, 2015 by stargirl5 FEniCS Novice (160 points)

+1 vote

0 answers

How can i use nonlinear conjugate gradient (ncg) method from snes solver?

asked Sep 25, 2015 by ggrekas FEniCS Novice (220 points)

+1 vote

1 answer

[Howto] Implement a C++ Finite Element

asked Sep 25, 2015 by senseiwa FEniCS User (2,620 points)

+2 votes

1 answer

How to view/ print the stress/ strain tensor

asked Sep 24, 2015 by Chaitanya_Raj_Goyal FEniCS User (4,150 points)

0 votes

1 answer

Error while printing stiffness matrix and saving it to an external file

asked Sep 24, 2015 by Chaitanya_Raj_Goyal FEniCS User (4,150 points)

0 votes

0 answers

The problem in installation from source

asked Sep 24, 2015 by Guodong Zhang FEniCS Novice (420 points)

+1 vote

2 answers

Using non-integral in variational formulation

asked Sep 23, 2015 by Jeppe FEniCS Novice (190 points)

0 votes

2 answers

Tag inner and outer boundary

asked Sep 22, 2015 by petrH FEniCS Novice (580 points)

0 votes

1 answer

Indexing part of FunctionSpace

asked Sep 22, 2015 by Jeppe FEniCS Novice (190 points)

0 votes

2 answers

How best to take elementwise min() and assign to function?

asked Sep 22, 2015 by npmitchell FEniCS Novice (600 points)

+1 vote

1 answer

Conditional expression: UFL condition as boolean

asked Sep 21, 2015 by npmitchell FEniCS Novice (600 points)

0 votes

1 answer

H2 norm for vector/function?

asked Sep 19, 2015 by quangha FEniCS Novice (490 points)

+3 votes

1 answer

JIT-expressions 1) used in automated differentiation 2) using custom functions

asked Sep 18, 2015 by maartent FEniCS User (3,910 points)

+1 vote

1 answer

Resolution of a mesh on the unit square constructed via the mshr-module

asked Sep 18, 2015 by kdma-at-dtu FEniCS Novice (590 points)

0 votes

1 answer

Query on "parameters.linear_algebra_backend = "uBLAS""

asked Sep 18, 2015 by cwang FEniCS Novice (190 points)

0 votes

0 answers

Running solver for mixed formulation for Poisson equation in parallel

asked Sep 16, 2015 by Louis3 FEniCS Novice (120 points)

0 votes

0 answers

Reusing nonzero patterns

asked Sep 16, 2015 by maartent FEniCS User (3,910 points)