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Archived FEniCS QA questions

0 votes
1 answer
How to list pairs of vertices for each edge in mesh?
asked Sep 30, 2014 by BB FEniCS Novice (710 points)
0 votes
2 answers
Translating (and stitching) functions
asked Sep 29, 2014 by gjankowiak FEniCS Novice (880 points)
0 votes
1 answer
Creating a form depending on an arbitrary Python function
asked Sep 28, 2014 by Lumber FEniCS Novice (130 points)
0 votes
0 answers
picard iterations are not converging.
asked Sep 28, 2014 by Orange FEniCS Novice (470 points)
0 votes
1 answer
FEniCS error: Unable to define linear variational problem a(u, v) == L(v) for all v.
asked Sep 28, 2014 by Orange FEniCS Novice (470 points)
0 votes
1 answer
Error calculating eigenvalue in ufl
asked Sep 27, 2014 by gennadiy FEniCS Novice (590 points)
+1 vote
0 answers
getting element matrices
asked Sep 26, 2014 by Orange FEniCS Novice (470 points)
0 votes
1 answer
The error between the exact solution and FEM solution in FEniCS is too large
asked Sep 25, 2014 by Orange FEniCS Novice (470 points)
0 votes
1 answer
MeshValueCollection Problem
asked Sep 25, 2014 by MCri FEniCS User (1,120 points)
+3 votes
1 answer
Subdomains in 3D
asked Sep 25, 2014 by bseguin FEniCS Novice (650 points)
0 votes
0 answers
Gettting NotLockedError('Already unlocked') when running demo_poisson.py
asked Sep 25, 2014 by mre FEniCS Novice (240 points)
0 votes
1 answer
Computing integrals over moving subdomains
asked Sep 24, 2014 by debmukh FEniCS Novice (880 points)
0 votes
0 answers
How to create a structured quarter sphere mesh in gmsh?
asked Sep 24, 2014 by Chao Zhang FEniCS User (1,180 points)
+3 votes
0 answers
Working with sub-spaces of a mixed function space for mixed FEM formulations
asked Sep 23, 2014 by debmukh FEniCS Novice (880 points)
0 votes
0 answers
Help on specifying a functional
asked Sep 23, 2014 by gennadiy FEniCS Novice (590 points)
0 votes
1 answer
Help for some demos to realize stationary and incompressible Navier Stokes Equation
asked Sep 23, 2014 by Hrunx FEniCS Novice (910 points)
0 votes
1 answer
Solution is NaN
asked Sep 23, 2014 by MrCoffeee FEniCS Novice (230 points)
0 votes
1 answer
Navier-Stokes-Acceleration-Term: 'Unable to extract all indices'.
asked Sep 23, 2014 by MrCoffeee FEniCS Novice (230 points)
+1 vote
1 answer
v('+'), v('-'), and jump(v) give wrong values in 1D
asked Sep 23, 2014 by dnarnold FEniCS User (2,360 points)
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