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Archived FEniCS QA questions

0 votes
1 answer
Distributed Expressions with Pointwise evaluations require allow_expression due to ghosts?
asked Jul 22, 2014 by Charles FEniCS User (4,220 points)
0 votes
1 answer
variational form of navier-stokes equation with variable density
asked Jul 22, 2014 by saeedeh FEniCS Novice (170 points)
+6 votes
2 answers
How to read the parameters of a FunctionSpace?
asked Jul 22, 2014 by luk.p FEniCS User (3,470 points)
+3 votes
2 answers
Reason: PETSc error code is: 76
asked Jul 21, 2014 by MCri FEniCS User (1,120 points)
+3 votes
3 answers
Regarding structure of VectorFunctionSpace
asked Jul 21, 2014 by wensby FEniCS Novice (350 points)
+3 votes
1 answer
Newbie: Mixed Neumann on top of a box
asked Jul 18, 2014 by senseiwa FEniCS User (2,620 points)
+2 votes
0 answers
"Expecting expand_derivatives to have been applied"
asked Jul 17, 2014 by V_L FEniCS User (4,440 points)
+1 vote
1 answer
How to calculate a tensor at each quadrature point?
asked Jul 16, 2014 by Navid Mozaffari FEniCS Novice (510 points)
0 votes
1 answer
No facet matching domain for velocity boundary in cylinder problem
asked Jul 16, 2014 by saeedeh FEniCS Novice (170 points)
0 votes
0 answers
Using a solution to a PDE, to define another PDE - FEniCS
asked Jul 15, 2014 by ellya FEniCS Novice (170 points)
+2 votes
0 answers
Problem running NSBench G2 solver - compile error
asked Jul 15, 2014 by fangyuan FEniCS Novice (160 points)
+1 vote
1 answer
Obtaining cell data after uploading a XML mesh
asked Jul 15, 2014 by MCri FEniCS User (1,120 points)
+2 votes
1 answer
Assembling forms defined at the boundary
asked Jul 15, 2014 by Jan FEniCS User (8,290 points)
+1 vote
1 answer
Segfault on assembly of facets with 1.4? (with repo)
asked Jul 15, 2014 by Charles FEniCS User (4,220 points)
+1 vote
1 answer
Upgraded from 1.2 to 1.4, now I get a PETSc error on 'VecCopy'
asked Jul 15, 2014 by Charles FEniCS User (4,220 points)
+2 votes
1 answer
Need help parallelising a null space method for eliminating rigid body motion
asked Jul 15, 2014 by mwelland FEniCS User (8,410 points)
+3 votes
2 answers
Integration of cross product
asked Jul 15, 2014 by Luis FEniCS Novice (170 points)
+2 votes
1 answer
How to include a function into the UFL formulation? (min. code incl.)
asked Jul 14, 2014 by luk.p FEniCS User (3,470 points)
0 votes
0 answers
Odd strains with linear elasticity
asked Jul 14, 2014 by mwelland FEniCS User (8,410 points)
0 votes
0 answers
create matrix and vector for epetra
asked Jul 13, 2014 by user478 FEniCS Novice (230 points)
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