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Konrad Simon
,
Wolfgang Bangerth
3
11/27/20
Q&A
Boundary conditions on components in with FESystem
Dear Wolfgang, Many thanks for your reply. I am usually doing as you suggest and I was testing many
unread,
boundary_conditions
fe_spaces
Q&A
Boundary conditions on components in with FESystem
Dear Wolfgang, Many thanks for your reply. I am usually doing as you suggest and I was testing many
11/27/20
Konrad Simon
, …
heena patel
7
9/27/20
Q&A
Evaluating FE-solution on distributed mesh, semi-Lagrangian method
Hi Konrad, I have the following suggestion. You can use (1) https://www.dealii.org/current/doxygen/
unread,
fe_spaces
mpi
Q&A
Evaluating FE-solution on distributed mesh, semi-Lagrangian method
Hi Konrad, I have the following suggestion. You can use (1) https://www.dealii.org/current/doxygen/
9/27/20
Amit Singh
,
Wolfgang Bangerth
4
5/6/20
Q&A
Solving a PDE with a global (integral) constraint
On 5/6/20 9:47 AM, Amit Singh wrote: > Thank you very much for the response Dr. Bangerth. I admire
unread,
basics
fe_spaces
Q&A
Solving a PDE with a global (integral) constraint
On 5/6/20 9:47 AM, Amit Singh wrote: > Thank you very much for the response Dr. Bangerth. I admire
5/6/20
Yang Liu
,
Wolfgang Bangerth
10
4/29/20
Q&A
Is there a way to traverse all DoFs?
On 4/29/20 4:24 AM, Yang Liu wrote: > > I noticed that the active cells are traversed following
unread,
fe_spaces
Q&A
Is there a way to traverse all DoFs?
On 4/29/20 4:24 AM, Yang Liu wrote: > > I noticed that the active cells are traversed following
4/29/20
Krishnakumar Gopalakrishnan
,
Wolfgang Bangerth
4
3/11/20
Q&A
How to determine the saddle-point nature of PDEs like those in Step-20, 21?
> I had seen that github issue/pull-request, but didn't realise that > "saddle-point
unread,
fe_spaces
tutorials
Q&A
How to determine the saddle-point nature of PDEs like those in Step-20, 21?
> I had seen that github issue/pull-request, but didn't realise that > "saddle-point
3/11/20
Michał Wichrowski
,
Bruno Turcksin
3
3/11/20
Q&A
Matrix-free: Continuous elements and boundary (face) integrals
On Wednesday, March 11, 2020 at 7:36:31 AM UTC-4, Michał Wichrowski wrote: I tried to fix that by
unread,
bug
dg_methods
fe_spaces
matrix-free
Q&A
Matrix-free: Continuous elements and boundary (face) integrals
On Wednesday, March 11, 2020 at 7:36:31 AM UTC-4, Michał Wichrowski wrote: I tried to fix that by
3/11/20
Sam
,
Wolfgang Bangerth
6
10/18/19
Q&A
FE_DGQ with support points on faces.
On 10/17/19 9:45 PM, Sam wrote: > I don't really need to evaluate the function at any interior
unread,
dg_methods
fe_spaces
Q&A
FE_DGQ with support points on faces.
On 10/17/19 9:45 PM, Sam wrote: > I don't really need to evaluate the function at any interior
10/18/19
Pasquale Africa
2
10/17/19
Q&A
Wrong solution using Raviart-Thomas element on 3D distorted meshes
We have been investigating the error and we suspect that it is related to the issue #7970 that has
unread,
bug
fe_spaces
Q&A
Wrong solution using Raviart-Thomas element on 3D distorted meshes
We have been investigating the error and we suspect that it is related to the issue #7970 that has
10/17/19
manuJayadharan
,
manuJayadharan
3
10/23/19
Q&A
Domain Decomposition: Interpolating FE function from value on grid points efficiently.
Hi Prof Wolfgang, Thanks for the insight. I figured a way of implementing it without any
unread,
boundary_conditions
fe_spaces
fluid_mechanics
multigrid
Q&A
Domain Decomposition: Interpolating FE function from value on grid points efficiently.
Hi Prof Wolfgang, Thanks for the insight. I figured a way of implementing it without any
10/23/19
Lars Corbijn
,
Wolfgang Bangerth
4
8/26/19
Q&A
How to use FE_FaceQ with update_gradients.
On 8/26/19 1:09 PM, Lars Corbijn wrote: > > Thank you for the detailed information. That sounds
unread,
fe_spaces
laplace_poisson
Q&A
How to use FE_FaceQ with update_gradients.
On 8/26/19 1:09 PM, Lars Corbijn wrote: > > Thank you for the detailed information. That sounds
8/26/19
Lee
,
Bruno Turcksin
2
7/1/19
Q&A
Can the deal.ii support an element only having single degree of freedom at the center of element?
Hi, On Monday, July 1, 2019 at 6:08:45 AM UTC-4, Lee wrote: Can the deal.ii support an element only
unread,
fe_spaces
Q&A
Can the deal.ii support an element only having single degree of freedom at the center of element?
Hi, On Monday, July 1, 2019 at 6:08:45 AM UTC-4, Lee wrote: Can the deal.ii support an element only
7/1/19
Bruno Blais
, …
Wolfgang Bangerth
6
7/1/19
Q&A
Storing additional information at the DOF unrelated to the system you are solving
Bruno, another option is to just pack all of your variables into one FESystem and DoFHandler, and
unread,
basics
fe_spaces
Q&A
Storing additional information at the DOF unrelated to the system you are solving
Bruno, another option is to just pack all of your variables into one FESystem and DoFHandler, and
7/1/19
Félix Bunel
,
Wolfgang Bangerth
4
6/29/19
Q&A
Augmented Lagrangian Method for Asymetric Stokes Problem
On 6/28/19 6:36 AM, Félix Bunel wrote: > > I tried a direct solver and it sucessfully solved my
unread,
fe_spaces
fluid_mechanics
linear_algebra
time_integration
tutorials
Q&A
Augmented Lagrangian Method for Asymetric Stokes Problem
On 6/28/19 6:36 AM, Félix Bunel wrote: > > I tried a direct solver and it sucessfully solved my
6/29/19
gabriel...@koeln.de
,
David Wells
5
2/27/19
Q&A
Sparsematrix initialization in P4est program
Hi Gabriel, In case you are interested, I have written a patch and a new test for this issue: its
unread,
fe_spaces
mpi
p4est
Q&A
Sparsematrix initialization in P4est program
Hi Gabriel, In case you are interested, I have written a patch and a new test for this issue: its
2/27/19
Maxi Miller
,
Wolfgang Bangerth
3
1/17/19
Q&A
Replacement of FE_Q with FE_Bernstein fails
On 1/17/19 12:43 AM, 'Maxi Miller' via deal.II User Group wrote: > For convergence tests I
unread,
fe_spaces
Q&A
Replacement of FE_Q with FE_Bernstein fails
On 1/17/19 12:43 AM, 'Maxi Miller' via deal.II User Group wrote: > For convergence tests I
1/17/19
Uwe Köcher
2
10/26/18
Q&A
Wrong sparsity pattern for vector-valued dG (IPDG) methods with fluxes over faces with (FE_DGQ) and deal.II v9.0
as proposed, I've opened an issue on github https://github.com/dealii/dealii/issues/7390
unread,
bug
dg_methods
fe_spaces
Q&A
Wrong sparsity pattern for vector-valued dG (IPDG) methods with fluxes over faces with (FE_DGQ) and deal.II v9.0
as proposed, I've opened an issue on github https://github.com/dealii/dealii/issues/7390
10/26/18
Dustin Kumor
,
Wolfgang Bangerth
3
8/29/18
Q&A
Create some kind of anisotropic FE_Q element
Dear Wolfgang, thanks for your detailed explanation and also for the proposed solution. I will think
unread,
fe_spaces
Q&A
Create some kind of anisotropic FE_Q element
Dear Wolfgang, thanks for your detailed explanation and also for the proposed solution. I will think
8/29/18
Artur Safin
, …
Wolfgang Bangerth
8
5/11/18
Q&A
Nedelec Elements for unstructured adaptively refined meshes
> The problem in the thread you cited is for 3D. I am happy to update our > disclaimer for the
unread,
fe_spaces
Q&A
Nedelec Elements for unstructured adaptively refined meshes
> The problem in the thread you cited is for 3D. I am happy to update our > disclaimer for the
5/11/18
Zhao Yidong
, …
Wolfgang Bangerth
8
5/7/18
Q&A
Why fe.shape_value( const unsigned int i, const Point< dim > & p ) return a negative number?
Thanks a lot! I get the same answer by using quadrature.point(q), and I get the similar answer after
unread,
basics
fe_spaces
Q&A
Why fe.shape_value( const unsigned int i, const Point< dim > & p ) return a negative number?
Thanks a lot! I get the same answer by using quadrature.point(q), and I get the similar answer after
5/7/18
fea...@gmail.com
, …
Denis Davydov
5
11/23/17
Q&A
Isogeometric analysis
Hi Luca, do you want to move some of those classes/functionality to deal.II? I think that would great
unread,
fe_spaces
Q&A
Isogeometric analysis
Hi Luca, do you want to move some of those classes/functionality to deal.II? I think that would great
11/23/17
Timo Heister
,
Wolfgang Bangerth
4
11/9/17
query FE support point type and additional info?
>> You can't. There is no obvious relationship between the two for >> *generalized*
unread,
fe_spaces
query FE support point type and additional info?
>> You can't. There is no obvious relationship between the two for >> *generalized*
11/9/17
Edith Sotelo
, …
Denis Davydov
11
11/10/17
Q&A
How to add addtional point to enrichment functions (FE_Enriched)
Hello again, My solution: I just made a local copy of FE_Enriched.cc and .h and I am including in my
unread,
fe_spaces
Q&A
How to add addtional point to enrichment functions (FE_Enriched)
Hello again, My solution: I just made a local copy of FE_Enriched.cc and .h and I am including in my
11/10/17
Edith Sotelo
,
Denis Davydov
2
10/20/17
Q&A
hp and FE_Enriched
Hi Edith On Friday, October 20, 2017 at 8:06:39 AM UTC+2, Edith Sotelo wrote: Hello, I am trying to
unread,
fe_spaces
Q&A
hp and FE_Enriched
Hi Edith On Friday, October 20, 2017 at 8:06:39 AM UTC+2, Edith Sotelo wrote: Hello, I am trying to
10/20/17
Edith Sotelo
,
Denis Davydov
2
10/5/17
Q&A
Vector value problem with FE_Enriched
Hi Edith, On Thursday, October 5, 2017 at 5:26:04 PM UTC+2, Edith Sotelo wrote: Hi deal ii community
unread,
fe_spaces
Q&A
Vector value problem with FE_Enriched
Hi Edith, On Thursday, October 5, 2017 at 5:26:04 PM UTC+2, Edith Sotelo wrote: Hi deal ii community
10/5/17
Praveen C
, …
Daniel Arndt
13
12/14/17
Looking for more info on FE_RaviartThomas
Praveen, Also, is it possible to get this notes that Guido has posted http://www.mathsim.eu/~gkanscha
unread,
fe_spaces
Looking for more info on FE_RaviartThomas
Praveen, Also, is it possible to get this notes that Guido has posted http://www.mathsim.eu/~gkanscha
12/14/17
Praveen C
, …
Wolfgang Bangerth
7
8/29/17
Anisotropic fe space
Well, when I asked the question, I did not know how to do it. I then saw from my own answer to Jean-
unread,
fe_spaces
Anisotropic fe space
Well, when I asked the question, I did not know how to do it. I then saw from my own answer to Jean-
8/29/17
Eldar Khattatov
,
Wolfgang Bangerth
6
8/31/17
Q&A
Combining Taylor-Hood and Raviart Thomas spaces with hp::FECollection
On 08/31/2017 08:55 AM, Eldar Khattatov wrote: > Thank you for the answer, it was indeed very easy
unread,
fe_spaces
Q&A
Combining Taylor-Hood and Raviart Thomas spaces with hp::FECollection
On 08/31/2017 08:55 AM, Eldar Khattatov wrote: > Thank you for the answer, it was indeed very easy
8/31/17
ky...@math.uh.edu
,
Wolfgang Bangerth
5
8/10/17
Q&A
Extracting Shape Laplacian
On 08/09/2017 05:40 PM, ky...@math.uh.edu wrote: > > I did try looking at the documentation for
unread,
basics
fe_spaces
Q&A
Extracting Shape Laplacian
On 08/09/2017 05:40 PM, ky...@math.uh.edu wrote: > > I did try looking at the documentation for
8/10/17
Praveen C
6/24/17
SolutionTransfer with FE_RaviartThomas and FE_RaviartThomasNodal
Dear all What happens when we do solution transfer for RaviartThomas and RaviartThomasNodal spaces ?
unread,
fe_spaces
SolutionTransfer with FE_RaviartThomas and FE_RaviartThomasNodal
Dear all What happens when we do solution transfer for RaviartThomas and RaviartThomasNodal spaces ?
6/24/17
Felix Lorenz
, …
luca.heltai
4
6/14/17
Q&A
Compute jacobian at point (no quadrature point)
Thank you very much. This is exactly what I wanted. Best regards, Felix
unread,
basics
fe_spaces
Q&A
Compute jacobian at point (no quadrature point)
Thank you very much. This is exactly what I wanted. Best regards, Felix
6/14/17