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Welcome to the deal.II mailing list. If you are new to the mailing list, please take the time to read these posts:
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Samuel Rodriguez
,
Simon Sticko
6
7/1/20
Q&A
Non Homogenous Boundary Conditions on a Cylinder
Hi, > and the code seems to be working fine! Is there anything that I am > missing in your
unread,
basics
boundary_conditions
laplace_poisson
tutorials
Q&A
Non Homogenous Boundary Conditions on a Cylinder
Hi, > and the code seems to be working fine! Is there anything that I am > missing in your
7/1/20
Alex Jarauta
,
Wolfgang Bangerth
3
6/26/20
Q&A
Step-22 with more than 20 million DOFs
Hi Wolfgang, thank you for your reply. I will look at the extensions of step-22, as well as the
unread,
fluid_mechanics
tutorials
Q&A
Step-22 with more than 20 million DOFs
Hi Wolfgang, thank you for your reply. I will look at the extensions of step-22, as well as the
6/26/20
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
Ihar Suvorau
, …
David Wells
12
1/30/20
Q&A
"PETSc installation does not include a copy of the hypre package" while running the step-40 program
Yup - deal.II did not pick up HYPRE or MUMPS even though you configured PETSc with both (which can be
unread,
installation
mac
petsc
tutorials
Q&A
"PETSc installation does not include a copy of the hypre package" while running the step-40 program
Yup - deal.II did not pick up HYPRE or MUMPS even though you configured PETSc with both (which can be
1/30/20
Hasan Tasneem
, …
David Wells
6
1/7/20
Q&A
Fixed Support for 2D Beam Problem
Happy to help! On Tue, Jan 7, 2020 at 1:42 PM Mohammed Hassan <en.mhd...@gmail.com> wrote:
unread,
boundary_conditions
tutorials
Q&A
Fixed Support for 2D Beam Problem
Happy to help! On Tue, Jan 7, 2020 at 1:42 PM Mohammed Hassan <en.mhd...@gmail.com> wrote:
1/7/20
Franco Milicchio
,
Wolfgang Bangerth
3
8/1/19
Q&A
Step 31: Preconditioner correspondence
Preconditioner design is hard -- which is why I've recorded 4 or so lectures on the topic ;-)
unread,
linear_algebra
tutorials
Q&A
Step 31: Preconditioner correspondence
Preconditioner design is hard -- which is why I've recorded 4 or so lectures on the topic ;-)
8/1/19
Franco Milicchio
, …
Daniel Arndt
11
7/30/19
Q&A
Porting tutorials to PETSc from Trilinos
Thanks Daniel, now it runs. Of course it won't converge, lacking preconditiones, but this is for
unread,
petsc
trilinos
tutorials
Q&A
Porting tutorials to PETSc from Trilinos
Thanks Daniel, now it runs. Of course it won't converge, lacking preconditiones, but this is for
7/30/19
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
Yuxiang Wang
, …
Wolfgang Bangerth
9
8/2/18
Q&A
Help needed - remote debug in VS2017 hangs when MPI_InitFinalize is called
Hi Professor Bangerth, Thank you for the reply! And sorry for the late response. 1. Yes I can step
unread,
mpi
tutorials
windows
Q&A
Help needed - remote debug in VS2017 hangs when MPI_InitFinalize is called
Hi Professor Bangerth, Thank you for the reply! And sorry for the late response. 1. Yes I can step
8/2/18
Dulcimer0909
,
Wolfgang Bangerth
4
2/6/18
Q&A
Relacement of laplace and Mass matrix usage with cell wise assembly for v-equation in step-23
On 02/06/2018 10:31 AM, Dulcimer0909 wrote: > > The initialization of the cell_matrix and
unread,
basics
tutorials
Q&A
Relacement of laplace and Mass matrix usage with cell wise assembly for v-equation in step-23
On 02/06/2018 10:31 AM, Dulcimer0909 wrote: > > The initialization of the cell_matrix and
2/6/18
Alberto Salvadori
, …
Timo Heister
10
2/5/18
Q&A
step-42 clarification
> In such a case, one wants to restart the computations We have support for snapshot&resume in
unread,
bug
tutorials
Q&A
step-42 clarification
> In such a case, one wants to restart the computations We have support for snapshot&resume in
2/5/18
drgul...@gmail.com
, …
Wolfgang Bangerth
15
1/8/18
New deal.II 8.5.1 is 20% slower than deal.II 8.0.0
Sure, I will be happy to try. Kind regards, D. On Monday, January 8, 2018 at 10:23:54 AM UTC+3,
unread,
basics
bug
development
tutorials
New deal.II 8.5.1 is 20% slower than deal.II 8.0.0
Sure, I will be happy to try. Kind regards, D. On Monday, January 8, 2018 at 10:23:54 AM UTC+3,
1/8/18
Marc Fehling
, …
Wolfgang Bangerth
9
1/6/18
Q&A
Heat equation (step-26): Negative values with small time step
I extended the step-26 documentation and provided a pull request on github. You can create an
unread,
tutorials
Q&A
Heat equation (step-26): Negative values with small time step
I extended the step-26 documentation and provided a pull request on github. You can create an
1/6/18
Jane Lee
,
Wolfgang Bangerth
2
11/25/17
Q&A
help with get_function_divergences for a vector solution
> I am of course using const FEValuesExtractors::Vector velocities (0); etc for > most of the
unread,
basics
fluid_mechanics
post-processing
tutorials
Q&A
help with get_function_divergences for a vector solution
> I am of course using const FEValuesExtractors::Vector velocities (0); etc for > most of the
11/25/17
曾元圆
, …
Wolfgang Bangerth
4
11/16/17
Q&A
what does it mean “the neighbor is coarser, but still has children which are finer than our current cell” in step 30?
On 11/16/2017 07:55 PM, 曾元圆 wrote: > Thank you for your reply, Bruno. > Now I understand what
unread,
tutorials
Q&A
what does it mean “the neighbor is coarser, but still has children which are finer than our current cell” in step 30?
On 11/16/2017 07:55 PM, 曾元圆 wrote: > Thank you for your reply, Bruno. > Now I understand what
11/16/17
Oded Yaakobi
,
Wolfgang Bangerth
3
10/12/17
Q&A
Solving step-22 using a direct solver UMFPACK
Dear Wolfgang, Thank you for your quick answer. I addressed the two points that you have mentioned
unread,
fluid_mechanics
tutorials
Q&A
Solving step-22 using a direct solver UMFPACK
Dear Wolfgang, Thank you for your quick answer. I addressed the two points that you have mentioned
10/12/17
priyank...@iitgn.ac.in
, …
Wolfgang Bangerth
5
10/10/17
Q&A
2D cantilever beam: reference to step-7,8,11,22
Thanks all for the suggestions. I am working on this. Best, Priyanka Nemani Research Scholar
unread,
boundary_conditions
tutorials
Q&A
2D cantilever beam: reference to step-7,8,11,22
Thanks all for the suggestions. I am working on this. Best, Priyanka Nemani Research Scholar
10/10/17
Oded Yaakobi
,
Wolfgang Bangerth
2
10/4/17
Q&A
Stokes flow under pressure gradient boundary conditions - an unexpected solution
Oded, > I tried to solve a slightly modified version of step-22 and obtained strange > results.
unread,
boundary_conditions
fluid_mechanics
tutorials
Q&A
Stokes flow under pressure gradient boundary conditions - an unexpected solution
Oded, > I tried to solve a slightly modified version of step-22 and obtained strange > results.
10/4/17
RAJAT ARORA
,
Wolfgang Bangerth
4
10/3/17
Q&A
adaptive mesh refinement doubts
Rajat, > 1. My problem involves the mesh movement in every time step. But with > adaptive mesh
unread,
boundary_conditions
cpp
petsc
tutorials
Q&A
adaptive mesh refinement doubts
Rajat, > 1. My problem involves the mesh movement in every time step. But with > adaptive mesh
10/3/17
Nitish Anand
, …
Denis Davydov
4
9/20/17
Q&A
EigenValue Problem
Thanks, Denis and Jean. Increasing the quadrature order did help me remove this error. On Wednesday,
unread,
eigen_problem
slepc
tutorials
Q&A
EigenValue Problem
Thanks, Denis and Jean. Increasing the quadrature order did help me remove this error. On Wednesday,
9/20/17
jieli...@gmail.com
, …
Wolfgang Bangerth
5
10/2/17
Q&A
How does the step-20 work on spaces of Pn and Pn-1 elements?
On 09/29/2017 06:43 AM, jieli...@gmail.com wrote: > > The system matrix needs to have 3x3
unread,
tutorials
Q&A
How does the step-20 work on spaces of Pn and Pn-1 elements?
On 09/29/2017 06:43 AM, jieli...@gmail.com wrote: > > The system matrix needs to have 3x3
10/2/17
Anna Avdeeva
,
Timo Heister
8
9/25/17
Q&A
PETScWrappers::SparseDirectMUMPS use in parallel version of step-22
Dear Timo, Sorry, I did not mean to write to your personal e-mail. Just pressed the wrong reply
unread,
linear_algebra
petsc
tutorials
Q&A
PETScWrappers::SparseDirectMUMPS use in parallel version of step-22
Dear Timo, Sorry, I did not mean to write to your personal e-mail. Just pressed the wrong reply
9/25/17
Lucas Campos
,
Andrew McBride
6
9/5/17
Q&A
Modifying step-44 - Null pressure case
Dear Andrew, I get it now! Thanks a lot. Lucas On Tuesday, 5 September 2017 15:39:48 UTC+2, mac wrote
unread,
boundary_conditions
solid_mechanics
tutorials
Q&A
Modifying step-44 - Null pressure case
Dear Andrew, I get it now! Thanks a lot. Lucas On Tuesday, 5 September 2017 15:39:48 UTC+2, mac wrote
9/5/17
Maxi Miller
, …
Wolfgang Bangerth
3
8/29/17
Q&A
Best way to transfer old solutions in time stepping over mesh refinement?
On 08/29/2017 02:44 AM, 'Maxi Miller' via deal.II User Group wrote: > and then I use the
unread,
tutorials
Q&A
Best way to transfer old solutions in time stepping over mesh refinement?
On 08/29/2017 02:44 AM, 'Maxi Miller' via deal.II User Group wrote: > and then I use the
8/29/17
Lucas Campos
,
Jean-Paul Pelteret
10
8/28/17
Q&A
if else leading to the same path in step 44
Dear Lucas, Great! We're looking forward to adding you to the list of contributors to the project
unread,
boundary_conditions
tutorials
Q&A
if else leading to the same path in step 44
Dear Lucas, Great! We're looking forward to adding you to the list of contributors to the project
8/28/17
Maxi Miller
, …
Wolfgang Bangerth
14
10/26/17
Q&A
Using Sacado with example 15
On 10/26/2017 09:19 AM, 'Maxi Miller' via deal.II User Group wrote: > No, but including it
unread,
tutorials
Q&A
Using Sacado with example 15
On 10/26/2017 09:19 AM, 'Maxi Miller' via deal.II User Group wrote: > No, but including it
10/26/17
Maxi Miller
, …
Wolfgang Bangerth
4
2/5/18
Q&A
Usage of the laplace-matrix in example 23
Dulcimer, it is difficult for any of us to just look at a piece of code and tell where exactly things
unread,
basics
tutorials
Q&A
Usage of the laplace-matrix in example 23
Dulcimer, it is difficult for any of us to just look at a piece of code and tell where exactly things
2/5/18
曾元圆
, …
Daniel Arndt
3
8/18/17
Q&A
Can someone send me an offline documentation of dealii?
Alternatively, you can also build the documentation yourself using the instructions at https://www.
unread,
tutorials
Q&A
Can someone send me an offline documentation of dealii?
Alternatively, you can also build the documentation yourself using the instructions at https://www.
8/18/17
Maxi Miller
,
Wolfgang Bangerth
4
8/16/17
Q&A
Explanation of right hand side in example 33?
On 08/16/2017 07:43 AM, 'Maxi Miller' via deal.II User Group wrote: > I refer to the part
unread,
basics
tutorials
Q&A
Explanation of right hand side in example 33?
On 08/16/2017 07:43 AM, 'Maxi Miller' via deal.II User Group wrote: > I refer to the part
8/16/17
Jaekwang Kim
,
Wolfgang Bangerth
3
8/15/17
Q&A
advection equation weak form in tutorial 9
Thanks, now I clearly understand what's going on! Jaekwang On Monday, August 14, 2017 at 3:08:18
unread,
basics
tutorials
Q&A
advection equation weak form in tutorial 9
Thanks, now I clearly understand what's going on! Jaekwang On Monday, August 14, 2017 at 3:08:18
8/15/17