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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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Jean-Paul Pelteret
6/30/16
Announcement
Getting started and posting guidelines for new users
Hi there, and welcome to the deal.II user group forum! Presumably you've found yourself here from
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news
Announcement
Getting started and posting guidelines for new users
Hi there, and welcome to the deal.II user group forum! Presumably you've found yourself here from
6/30/16
Jean-Paul Pelteret
2
8/13/15
Announcement
deal.II discussion group: Feedback and guidelines
Dear deal.II users, During the user group meeting held in Texas at the beginning of August we asked
unread,
news
Announcement
deal.II discussion group: Feedback and guidelines
Dear deal.II users, During the user group meeting held in Texas at the beginning of August we asked
8/13/15
Balu sharma
4:45 AM
Accessing entry from TableHandler object
Hello all, How can I access a values from the TableHandler object. I only have access to the
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Accessing entry from TableHandler object
Hello all, How can I access a values from the TableHandler object. I only have access to the
4:45 AM
Praveen C
, …
Marc Fehling
4
Oct 13
dealii documentation
Hi Praveen, doxygen added these navigation columns by default as a new feature in version 1.13.0.
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dealii documentation
Hi Praveen, doxygen added these navigation columns by default as a new feature in version 1.13.0.
Oct 13
Arthur Bawin
Oct 11
Coupling issue in fluid-structure interaction test
Deal deal.ii community, I am writing a monolithic fluid-structure interaction test case in an
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Coupling issue in fluid-structure interaction test
Deal deal.ii community, I am writing a monolithic fluid-structure interaction test case in an
Oct 11
Rene Gassmoeller
Oct 8
deal.II Newsletter #332
Hello everyone! This is deal.II newsletter #332. It automatically reports recently merged features
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deal.II Newsletter #332
Hello everyone! This is deal.II newsletter #332. It automatically reports recently merged features
Oct 8
Wolfgang Bangerth
Oct 6
Job in numerical fluid mechanics/aerodynamics modeling
All: a friend forwarded me the following job ad for a company here in town that is looking for people
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Job in numerical fluid mechanics/aerodynamics modeling
All: a friend forwarded me the following job ad for a company here in town that is looking for people
Oct 6
yuchen liu
,
Wolfgang Bangerth
2
Oct 6
Schur complement in eigenvalue problems
> I am working on the schur complement for eigenvalue problems, following > step - 55. My
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Schur complement in eigenvalue problems
> I am working on the schur complement for eigenvalue problems, following > step - 55. My
Oct 6
ME20D503 NEWTON
,
Matthias Maier
2
Oct 4
Clarification on double_contract() usage in dealii 9.4.2
The only mention of a deprecated *double_contract()* that I can find is from version 8.4.0 from 2015.
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Clarification on double_contract() usage in dealii 9.4.2
The only mention of a deprecated *double_contract()* that I can find is from version 8.4.0 from 2015.
Oct 4
HC Zhang
, …
Wolfgang Bangerth
5
Oct 1
Pressure does not converge for Stokes problem with RT elements and inhomogeneous Dirichlet boundary conditions
On 10/1/25 05:39, HC Zhang wrote: > * > > ======================= RT1-DGQ1 =================
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Pressure does not converge for Stokes problem with RT elements and inhomogeneous Dirichlet boundary conditions
On 10/1/25 05:39, HC Zhang wrote: > * > > ======================= RT1-DGQ1 =================
Oct 1
Tom Jackson
Oct 1
Question: Seeking an example for using the Arnold-Boffi-Falk element (FE_ABF)
Hello everyone, I am currently studying mixed finite element methods for linear elasticity, and I am
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Question: Seeking an example for using the Arnold-Boffi-Falk element (FE_ABF)
Hello everyone, I am currently studying mixed finite element methods for linear elasticity, and I am
Oct 1
blais...@gmail.com
Sep 30
Best paper award 2024
All: I've got the pleasure to announce that all of the principal developers stuck their heads
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Best paper award 2024
All: I've got the pleasure to announce that all of the principal developers stuck their heads
Sep 30
Sean Carney
,
Wolfgang Bangerth
3
Sep 29
Derivative calculation via adjoint method: unexpected convergence behavior
Wolfgang, Thanks a lot for the response and for the suggestion to look at a simple 1d example. I will
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Derivative calculation via adjoint method: unexpected convergence behavior
Wolfgang, Thanks a lot for the response and for the suggestion to look at a simple 1d example. I will
Sep 29
Luca Heltai
Sep 29
New macOS deal.II packages (arm64, clang-17) now available
Hi all, after a bit of testing and fighting with compilation issues, I'm happy to share two
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New macOS deal.II packages (arm64, clang-17) now available
Hi all, after a bit of testing and fighting with compilation issues, I'm happy to share two
Sep 29
The Pilgrim
, …
Wolfgang Bangerth
3
Sep 29
Airfoils in Deal.ii
On 9/28/25 05:42, The Pilgrim wrote: > > To give a bit of context I have written substantial
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Airfoils in Deal.ii
On 9/28/25 05:42, The Pilgrim wrote: > > To give a bit of context I have written substantial
Sep 29
Giang Huynh
,
Bruno Turcksin
4
Sep 29
How to obtain parallel solution with the mass-lumping matrix
Great. I am glad it does what you needed. Best, Bruno On Saturday, September 27, 2025 at 7:00:20 PM
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How to obtain parallel solution with the mass-lumping matrix
Great. I am glad it does what you needed. Best, Bruno On Saturday, September 27, 2025 at 7:00:20 PM
Sep 29
Paolo Tesini
, …
The Pilgrim
10
Sep 28
Installation for Windows
in your home dir upon successful installation there will be a dealii-installed folder, you should go
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Installation for Windows
in your home dir upon successful installation there will be a dealii-installed folder, you should go
Sep 28
Thanh Phương Diệp
,
Daniel Arndt
2
Sep 25
Segmentation Fault in quick_tests/adolc.release with NetCDF (deal.II)
Thanh Phuong Diep, for debugging it would be better to try reproducing the failure in Debug mode.
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Segmentation Fault in quick_tests/adolc.release with NetCDF (deal.II)
Thanh Phuong Diep, for debugging it would be better to try reproducing the failure in Debug mode.
Sep 25
Wolfgang Bangerth
Sep 23
Faculty position at Colorado State University
All: I thought this may be of interest to at least some of you. Email me if you consider applying! ..
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Faculty position at Colorado State University
All: I thought this may be of interest to at least some of you. Email me if you consider applying! ..
Sep 23
Severin
,
Bruno Turcksin
4
Sep 22
Installation problem with CUDA
An additional information is that with configurations above, code can be compiled and run but if I
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Installation problem with CUDA
An additional information is that with configurations above, code can be compiled and run but if I
Sep 22
Rene Gassmoeller
Sep 22
deal.II Newsletter #331
Hello everyone! This is deal.II newsletter #331. It automatically reports recently merged features
unread,
deal.II Newsletter #331
Hello everyone! This is deal.II newsletter #331. It automatically reports recently merged features
Sep 22
Léonhard YU
,
Bruno Turcksin
2
Sep 21
Reorder differently the triangulation on different MPI cores?
Hello Leo, I think you are right, the global_active_cell_index() depends on the partitioning of the
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Reorder differently the triangulation on different MPI cores?
Hello Leo, I think you are right, the global_active_cell_index() depends on the partitioning of the
Sep 21
Tom Jackson
,
Wolfgang Bangerth
5
Sep 20
Guidance on the feasibility of implementing the HCT element in deal.II
Dear Professor Bangerth: Thank you for the suggestions and for pointing me to Rob Kirby's work
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Guidance on the feasibility of implementing the HCT element in deal.II
Dear Professor Bangerth: Thank you for the suggestions and for pointing me to Rob Kirby's work
Sep 20
Jalil Khan
, …
Wolfgang Bangerth
8
Sep 18
HDF5 output fails at large meshes .
Here is a minimal self contained example that produces the error. On Thu, Sep 18, 2025 at 8:16 AM
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HDF5 output fails at large meshes .
Here is a minimal self contained example that produces the error. On Thu, Sep 18, 2025 at 8:16 AM
Sep 18
Nihar Bhardwaj Darbhamulla
,
Peter Munch
3
Sep 17
Applying multigrid to one part of the domain
I believe MGTransferGlobalCoarsening does not work with hp::FECollection. I use hp::FECollection for
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Applying multigrid to one part of the domain
I believe MGTransferGlobalCoarsening does not work with hp::FECollection. I use hp::FECollection for
Sep 17
blais...@gmail.com
,
Wolfgang Bangerth
2
Sep 16
deal.II version 9.7 release
All: as a follow-up to the 9.7 release announcement: To every deal.II release, many many people
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deal.II version 9.7 release
All: as a follow-up to the 9.7 release announcement: To every deal.II release, many many people
Sep 16
Jalil Khan
Sep 16
HDF5 output fails at large meshes .
Dear all, I am encountering an issue with HDF5/XDMF output using DataOut::write_hdf5_parallel() on
unread,
HDF5 output fails at large meshes .
Dear all, I am encountering an issue with HDF5/XDMF output using DataOut::write_hdf5_parallel() on
Sep 16
Praveen C
,
Wolfgang Bangerth
2
Sep 15
Strong dirichlet with FE_RaviartThomasNodal
On 9/15/25 05:33, Praveen C wrote: > The violated condition was: fe.is_primitive(i) >
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Strong dirichlet with FE_RaviartThomasNodal
On 9/15/25 05:33, Praveen C wrote: > The violated condition was: fe.is_primitive(i) >
Sep 15
Luca Arpaia
,
Abbas Ballout
2
Sep 13
modification of the mass-matrix in tutorial-67
Luca, I believe that you might be missing something. In the reinit function you have two quadratures:
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modification of the mass-matrix in tutorial-67
Luca, I believe that you might be missing something. In the reinit function you have two quadratures:
Sep 13
Rene Gassmoeller
Sep 11
deal.II Newsletter #330
Hello everyone! This is deal.II newsletter #330. It automatically reports recently merged features
unread,
deal.II Newsletter #330
Hello everyone! This is deal.II newsletter #330. It automatically reports recently merged features
Sep 11
Simon
,
Wolfgang Bangerth
6
Sep 10
Large iteration counts switching from Q2-Q1 to Q1-P0 in step-22 and step-56 --- advice for nonlinear incompressible elasticity?
On 9/10/25 03:41, Simon wrote: > > To answer your question, using this "self"
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Large iteration counts switching from Q2-Q1 to Q1-P0 in step-22 and step-56 --- advice for nonlinear incompressible elasticity?
On 9/10/25 03:41, Simon wrote: > > To answer your question, using this "self"
Sep 10
Rene Gassmoeller
Sep 3
deal.II Newsletter #329
Hello everyone! This is deal.II newsletter #329. It automatically reports recently merged features
unread,
deal.II Newsletter #329
Hello everyone! This is deal.II newsletter #329. It automatically reports recently merged features
Sep 3