Archived FEniCS QA questions

+1 vote

1 answer

dof_to_vertex_map for higher order

asked Nov 6, 2014 by svancri FEniCS Novice (210 points)

0 votes

0 answers

jump boundary condtions for integrate-and-fire neurons

asked Nov 6, 2014 by wilhelmbraun FEniCS User (2,070 points)

0 votes

0 answers

best way to assign a MeshValueCollection to the mesh.domains()?

asked Nov 5, 2014 by timm FEniCS User (2,100 points)

0 votes

1 answer

Replacement of the UnitCircle?

asked Nov 5, 2014 by Katul FEniCS Novice (120 points)

+4 votes

1 answer

How to set NonlinearVariationalSolver tolerance, what are solver options?

asked Nov 5, 2014 by Panda FEniCS Novice (440 points)

+1 vote

1 answer

Neumann BCs for a system of PDEs

asked Nov 3, 2014 by jbrosch FEniCS Novice (140 points)

+1 vote

1 answer

efficient way to define convolution

asked Nov 3, 2014 by bseguin FEniCS Novice (650 points)

0 votes

1 answer

Import code among ufl files

asked Nov 1, 2014 by Massimiliano Leoni FEniCS User (1,760 points)

0 votes

0 answers

Is it possible to provide an initial guess for eigenvector(s) to the SLEPc eigen-solver?

asked Oct 31, 2014 by edhech FEniCS Novice (120 points)

0 votes

1 answer

integrating over variable domain

asked Oct 30, 2014 by bseguin FEniCS Novice (650 points)

–2 votes

1 answer

Error: ufl.log.UFLException: Invalid subdomain_id. in project()

asked Oct 30, 2014 by MrCoffeee FEniCS Novice (230 points)

+1 vote

1 answer

Splitting a vector

asked Oct 29, 2014 by Massimiliano Leoni FEniCS User (1,760 points)

+3 votes

1 answer

Find adjacent cells of an edge/facet

asked Oct 29, 2014 by hertzianer FEniCS Novice (190 points)

+1 vote

1 answer

Multiplying an Expression by -1 gives PETSc error when generating a DirichletBC

asked Oct 28, 2014 by Gabriel Balaban FEniCS User (1,210 points)

+1 vote

2 answers

Get access to entire vector in parallel?

asked Oct 28, 2014 by joakibo FEniCS User (1,140 points)

0 votes

1 answer

create Vector and Matrix

asked Oct 28, 2014 by MrCoffeee FEniCS Novice (230 points)

+3 votes

1 answer

Can FEniCS solve a 1D PDE as the boundary of a 2D PDE?

asked Oct 28, 2014 by mstobb FEniCS Novice (180 points)

+2 votes

0 answers

MeshEditor and MeshPartitioning in Parallel

asked Oct 27, 2014 by sschmidt FEniCS Novice (490 points)

0 votes

2 answers

How to set diferent materials on difrent parts of a mesh?

asked Oct 25, 2014 by Panda FEniCS Novice (440 points)

0 votes

2 answers

Write a function to HDF5 in parallel - garbled data when read back in?

asked Oct 24, 2014 by mwelland FEniCS User (8,410 points)