Re: [deal.II] cmake flag to skip a specific example?

2025-02-06 Thread Wolfgang Bangerth
purposes too. Best W. -- Wolfgang Bangerth email: bange...@colostate.edu www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dea

Re: [deal.II] cmake flag to skip a specific example?

2025-02-06 Thread David Montiel
simply set -DDEAL_II_COMPILE_EXAMPLES=OFF and it will install the examples in source form only. We have removed compilation of example steps from the build system entirely in the current development version. Best, Matthias -- The deal.II project is located at http://www.dealii.org/ For mailing

Re: [deal.II] cmake flag to skip a specific example?

2025-02-06 Thread Matthias Maier
ion of example steps from the build system entirely in the current development version. Best, Matthias -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because y

Re: [deal.II] cmake flag to skip a specific example?

2025-02-06 Thread Wolfgang Bangerth
On 2/6/25 08:40, David Montiel wrote: I am trying to install deal.II in a cluster and somehow the compiler is not recognizing std::filesystem which is used in step-83. However step-83 isn't marked as having unmet dependencies. As a results the "make" I use for building dea

[deal.II] cmake flag to skip a specific example?

2025-02-06 Thread David Montiel
I am trying to install deal.II in a cluster and somehow the compiler is not recognizing std::filesystem which is used in step-83. However step-83 isn't marked as having unmet dependencies. As a results the "make" I use for building deal.II fails when building step-83 I can

[deal.II] Re: shmem: mmap: shared memory error on Mac OS

2025-02-06 Thread Bruno Turcksin
ienced anything similar > and found a solution how to get rid of it. > > Best regards, > Nik > > > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message be

Re: [deal.II] Re: Changes in SolutionTransfer

2025-02-05 Thread Marc Fehling
until we have the new implementation. I would open up an issue on github and cast a vote among the main developers. Alternatively, you can extract the functionality from the old SolutionTransfer class and copy it into your project, provided you follow the licensing terms of deal.II. > T

[deal.II] deal.II Newsletter #308

2025-02-05 Thread 'Rene Gassmoeller' via deal.II User Group
Hello everyone! This is deal.II newsletter #308. It automatically reports recently merged features and discussions about the deal.II finite element library. ## Below you find a list of recently proposed or merged features: #18091: Be more precise what we need to #include. (proposed by

[deal.II] Using STEP file and OpenCASCADE::NormalToMeshProjectionManifold gives error

2025-02-04 Thread Amit Singh
il or telephone and immediately and permanently delete all copies of this message and any attachments from your system(s). The contents of this message do not necessarily represent the views or policies of BITS Pilani. -- The deal.II project is located at http://www.dealii.org/ For ma

Re: [deal.II] Spherical coordinates output

2025-02-04 Thread Wolfgang Bangerth
iuseppe: I think this is best done in postprocessing in visit or paraview. Best W. -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Goo

Re: [deal.II] Spherical coordinates output

2025-02-03 Thread giuseppe orlando
%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=qn2kDHNAb3K8TlUUoEGnYvEQYZQbajGnqRvrfosVC4U%3D&reserved=0>? > > I'll leave this question to those more familiar with the matrix free > framewo

Re: [deal.II] Spherical coordinates output

2025-02-03 Thread Wolfgang Bangerth
638742044588241438%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=qn2kDHNAb3K8TlUUoEGnYvEQYZQbajGnqRvrfosVC4U%3D&reserved=0>? I'll leave this question to those more familiar with the matrix free framework. Best W. -- The deal.II project is located at http://www.dealii.org

Re: [deal.II] FETools::interpolate with PETScWrappers::MPI::Vector

2025-02-03 Thread Matteo Malvestiti
> but also for Trillinos. > > Matteo: > Yes, indeed -- would you like to write a patch that puts this kind of > information into the documentation? The file in which, I believe, the > function > is documented is include/deal.II/fe/fe_tools.h. I think it would make for &g

Re: [deal.II] PETSc distributed: stuck in execute_coarsening_and_refinement()

2025-02-03 Thread Matteo Malvestiti
learly articulate what happens. "it breaks" > is > not a useful starting point for debugging :-) Presumably, there is some > error > message, or other information that can help find the cause. I assume > you've > also run the program in a debugger? > > Bes

[deal.II] Spherical coordinates output

2025-02-03 Thread giuseppe orlando
Dear all, I would have a question about the output when using concentric_hyper_shells <https://www.dealii.org/current/doxygen/deal.II/namespaceGridGenerator.html#abfcc142a9fc905a1abec9315693a57d4> Is there any function that automatically can obtain and save in output the spherical coordina

Re: [deal.II] FETools::interpolate with PETScWrappers::MPI::Vector

2025-02-03 Thread Wolfgang Bangerth
. Matteo: Yes, indeed -- would you like to write a patch that puts this kind of information into the documentation? The file in which, I believe, the function is documented is include/deal.II/fe/fe_tools.h. I think it would make for a nice patch to better describe this requirement! Best Wolfgang

Re: [deal.II] PETSc distributed: stuck in execute_coarsening_and_refinement()

2025-02-03 Thread Wolfgang Bangerth
articulate what happens. "it breaks" is not a useful starting point for debugging :-) Presumably, there is some error message, or other information that can help find the cause. I assume you've also run the program in a debugger? Best W. -- The deal.II project is located at http:/

[deal.II] PETSc distributed: stuck in execute_coarsening_and_refinement()

2025-02-03 Thread Matteo Malvestiti
... sometimes. Let me explain my bewilderment: It may go well for 6 refinement cycles and break at the 7th. Does anybody have any hint at what I should investigate to figure out the problem? Thanks in advance! Best, Matteo Malvestiti -- The deal.II project is located at http://www.deal

Re: [deal.II] FETools::interpolate with PETScWrappers::MPI::Vector

2025-02-03 Thread Matteo Malvestiti
now that it was written several years before >> we >> ever started implementing parallel computations. >> >> A good first step would be to create a "minimal working example" -- a >> complete, compilable code that only sets up data structures and then >> calls the >>

Re: [deal.II] CMakeLists looking for a directory which I do not think exists

2025-02-03 Thread Abdul Gafeeth Benjamin
Was this an issue in the 9.4 versions as well? Kind regards, Abdul G. From: dealii@googlegroups.com on behalf of Matthias Maier Sent: Friday, January 31, 2025 5:54 PM To: dealii@googlegroups.com Subject: Re: [deal.II] CMakeLists looking for a directory which

Re: [deal.II] Re: Using CharManifold to implement an Ellipsoid surface gives strange results

2025-01-31 Thread Wolfgang Bangerth
patches have different meshes after a few refinements. I don't know off-hand what is causing this for you, but you probably want to compare what you are doing with how the GridGenerator::hyper_sphere() function is doing it: https://www.dealii.org/current/doxygen/de

Re: [deal.II] CMakeLists looking for a directory which I do not think exists

2025-01-31 Thread Matthias Maier
Hi Abdul, You are encountering a configuration bug with our bundled libraries that was fixed in deal.II version 9.6.0. Best, Matthias On Fri, Jan 31, 2025, at 01:09 CST, Abdul Gafeeth Benjamin wrote: > Dear Matthias > > Here is the detailed log. > > Kind reg

Re: [deal.II] Understanding Laplace-Beltrami Operator on a 3D surface

2025-01-31 Thread Amit Singh
; Amit: > > > I studied tutorial 38 that demonstrates the use of Laplace-Beltrami > > operator in deal.ii. In the "Possibilities for extension" section of the > > tutorial an example of a 3d surface obtained by transforming a half- > > sphere is given. It

Re: [deal.II] CMakeLists looking for a directory which I do not think exists

2025-01-31 Thread Abdul Gafeeth Benjamin
Dear Matthias Here is the detailed log. Kind regards, Abdul G. From: dealii@googlegroups.com on behalf of Matthias Maier Sent: Thursday, January 30, 2025 7:25 PM To: dealii@googlegroups.com Subject: Re: [deal.II] CMakeLists looking for a directory which I do

Re: [deal.II] Understanding Laplace-Beltrami Operator on a 3D surface

2025-01-30 Thread Wolfgang Bangerth
Amit: I studied tutorial 38 that demonstrates the use of Laplace-Beltrami operator in deal.ii. In the "Possibilities for extension" section of the tutorial an example of a 3d surface obtained by transforming a half- sphere is given. It has also been mentioned that beca

Re: [deal.II] Re: Using CharManifold to implement an Ellipsoid surface gives strange results

2025-01-30 Thread Wolfgang Bangerth
mesh. Can you point out which points you are unhappy with? The way I would approach this is to see what happens if you choose A=B=C, i.e., a sphere. You know how the mesh on a sphere should look like -- namely, the same way deal.II creates it with the SphericalManifold. You should then get in

Re: [deal.II] CMakeLists looking for a directory which I do not think exists

2025-01-30 Thread Matthias Maier
Can you share the `detailed.log` file from this very installation, please? As a workaround, you can simply create this directory for the time being with something like mkdir -p /home/abdoltjie/dealii-candi/deal.II-v9.5.2/include/deal.II/bundled Best, Matthias On Thu, Jan 30, 2025, at 01:12

[deal.II] Using CharManifold to implement an Ellipsoid surface gives strange results

2025-01-30 Thread Amit Singh
delete all copies of this message and any attachments from your system(s). The contents of this message do not necessarily represent the views or policies of BITS Pilani. -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d

[deal.II] CMakeLists looking for a directory which I do not think exists

2025-01-30 Thread Abdul Gafeeth Benjamin
I get this error while loading the CMake project: "CMake Error in CMakeLists.txt: Imported target "dealii::dealii_debug" includes non-existent path "/home/abdoltjie/dealii-candi/deal.II-v9.5.2/include/deal.II/bundled" in its INTERFACE_INCLUDE_DIRECTORIES. Possi

Re: [deal.II] Are there any tips for using Trilinos AMG preconditioner?

2025-01-29 Thread Wolfgang Bangerth
s no where What is the underlying problem you are trying to solve? AMG is best (and perhaps only really usable) if applied to elliptic systems. But then you'd be using CG, not FGMRES. Can you explain what you use the AMG for? Best W. -- The deal.II project is located at http://www.dealii.org/

Re: [deal.II] Re: Changes in SolutionTransfer

2025-01-29 Thread 'Winnifried Wollner&#x27; via deal.II User Group
he vectors during the runtime of the program, then I would suggest to serialize them with boost. We have a new tutorial on serialization. Please have a look at step-83 for more information. https://dealii.org/developer/doxygen/deal.II/step_83.html I am aware of the functionality - my difficulty l

[deal.II] Re: Changes in SolutionTransfer

2025-01-29 Thread Marc Fehling
ee also https://github.com/dealii/dealii/pull/15706 If you need the old implementation, you can use the `Legacy::SolutionTransfer` class. However, it is deprecated and will be removed in the future. https://dealii.org/developer/doxygen/deal.II/classLegacy_1_1SolutionTransfer.htm

[deal.II] deal.II Newsletter #307

2025-01-29 Thread 'Rene Gassmoeller&#x27; via deal.II User Group
Hello everyone! This is deal.II newsletter #307. It automatically reports recently merged features and discussions about the deal.II finite element library. ## Below you find a list of recently proposed or merged features: #18053: Reference readme when step-XX.diff is missing. (proposed by

[deal.II] Are there any tips for using Trilinos AMG preconditioner?

2025-01-28 Thread timo Hyvärinen
tional_data.n_cycles = 4; additional_data.w_cycle = true; additional_data.smoother_sweeps = 2; additional_data.aggregation_threshold = 1e-2; preconditioner.initialize(system_matrix, additional_data); ``` best, Tim -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see h

[deal.II] Re: Help understanding MappingQ(2) for curved elements

2025-01-26 Thread Matteo Malvestiti
5 alle 11:10:37 UTC+1 peterr...@gmail.com ha scritto: > Hi Matteo, > > it is probably only the output. DataOut::build_patches() has an additional > parameter that specifies the curved region ( > https://www.dealii.org/developer/doxygen/deal.II/classDataOut.html#a1303b5d99f1

[deal.II] Re: Help understanding MappingQ(2) for curved elements

2025-01-26 Thread Peter Munch
Hi Matteo, it is probably only the output. DataOut::build_patches() has an additional parameter that specifies the curved region ( https://www.dealii.org/developer/doxygen/deal.II/classDataOut.html#a1303b5d99f10f3fae984e7d406cfeb37). Select CurvedCellRegion::curved_inner_cells. Best, Peter

[deal.II] Understanding Laplace-Beltrami Operator on a 3D surface

2025-01-23 Thread Amit Singh
Dear all I studied tutorial 38 that demonstrates the use of Laplace-Beltrami operator in deal.ii. In the "Possibilities for extension" section of the tutorial an example of a 3d surface obtained by transforming a half-sphere is given. It has also been mentioned that beca

[deal.II] Re: Does multiple matrix free from one tria gives out the same cell batch id

2025-01-23 Thread Chengjiang Yin
trixFree but with multiple >> components? Is this better or with some extra optimization? >> >> Regards, >> Chengjiang Yin >> > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?

[deal.II] Re: Does multiple matrix free from one tria gives out the same cell batch id

2025-01-23 Thread subramanya gautam
nents? Is this better or with some extra optimization? > > Regards, > Chengjiang Yin > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to t

[deal.II] Does multiple matrix free from one tria gives out the same cell batch id

2025-01-23 Thread Chengjiang Yin
? Regards, Chengjiang Yin -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe

[deal.II] Changes in SolutionTransfer

2025-01-23 Thread 'Winnifried Wollner&#x27; via deal.II User Group
sed to the function? Is there a way to avoid this? Thanks Winni -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "

[deal.II] deal.II Newsletter #306

2025-01-22 Thread 'Rene Gassmoeller&#x27; via deal.II User Group
Hello everyone! This is deal.II newsletter #306. It automatically reports recently merged features and discussions about the deal.II finite element library. ## Below you find a list of recently proposed or merged features: #18018: Include ../tests.h into a couple more tests. (proposed by

Re: [deal.II] ContinuousQuadratureDataTransfer error

2025-01-20 Thread Wolfgang Bangerth
gallery program: https://dealii.org/developer/doxygen/deal.II/code_gallery_Phase_field_fracture_model_in_3D.html However, I checked the data on the quadrature point on the refined mesh, It is not consistent with the data obtained by fe_values[introspection.extractors.heat_diffu

Re: [deal.II] deal.II and complex numbers

2025-01-20 Thread Wolfgang Bangerth
On 1/20/25 09:00, Lucas P wrote: Thanks Wolfgang for your answer. But I'm surprised to see that some work should be done regarding the iterative solvers. I would expect that deal.ii relies on PETSc to use iterative solvers. And since PETSc can handle complex numbers, I would not have exp

Re: [deal.II] deal.II and complex numbers

2025-01-20 Thread Lucas P
Thanks Wolfgang for your answer. But I'm surprised to see that some work should be done regarding the iterative solvers. I would expect that deal.ii relies on PETSc to use iterative solvers. And since PETSc can handle complex numbers, I would not have expected this to be a problem.

[deal.II] ContinuousQuadratureDataTransfer error

2025-01-19 Thread Junxiang Wang
Dear Deal.II community, I am using the CellDataStorage class to record my history state variable and try to interpolate it onto my refined mesh. Therefore, the history data can be accessible for my analysis of the refined mesh. However, I checked the data on the quadrature point on the refined

Re: [deal.II] Compile deal.II test Source file

2025-01-19 Thread Junxiang Wang
know how to compile deal.II test file, say, > > tests/base/quadrature_point_data.cc > > < > https://github.com/dealii/dealii/blob/master/tests/base/quadrature_point_data.cc > >. > > It is generally quite a lot of work to get individual files to compile > from

Re: [deal.II] FETools::interpolate with PETScWrappers::MPI::Vector

2025-01-18 Thread Matteo Malvestiti
> the > function in question to demonstrate the error. The content of the vectors > you > pass in is not important, they might as well be zero vectors. > > Would you be willing to come up with such a piece of code and submit it as > a > bug to the github repository? I can&

Re: [deal.II] FETools::interpolate with PETScWrappers::MPI::Vector

2025-01-17 Thread Wolfgang Bangerth
tually fix the issue, but we can at least tell you where one might have to look to fix it! Best Wolfgang -- Wolfgang Bangerth email: bange...@colostate.edu www: http://www.

Re: [deal.II] Compile deal.II test Source file

2025-01-17 Thread Wolfgang Bangerth
On 1/17/25 05:54, Junxiang Wang wrote: I'd like to ask if you know how to compile deal.II test file, say, tests/base/quadrature_point_data.cc <https://github.com/dealii/dealii/blob/master/tests/base/quadrature_point_data.cc>. It is generally quite a lot of work to get individu

[deal.II] shmem: mmap: shared memory error on Mac OS

2025-01-17 Thread Nik Markus Leuenberger
r and found a solution how to get rid of it. Best regards, Nik -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "de

[deal.II] Compile deal.II test Source file

2025-01-17 Thread Junxiang Wang
Dear Deal.II community, I install deal.II package through ''' sudo -i export REPO=ppa:ginggs/deal.ii-XXX-backports apt-get update && apt-get install -y software-properties-common add-apt-repository $REPO apt-get update apt-get install libdeal.ii-dev apt-get install buil

[deal.II] FETools::interpolate with PETScWrappers::MPI::Vector

2025-01-17 Thread Matteo Malvestiti
interpolations? Thanks a lot in advance! Kind regards, Matteo Malvestiti -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups &

Re: [deal.II] Postprocess history variable

2025-01-17 Thread Junxiang Wang
n) at quadrature_point. > > > > Is there a way to output the nodal value of the history value? I am > currently > > using DataPostprocessorVector to handle my output. > > I don't know what the PointHistory class does (did you mis-spell the name > of a > deal.

Re: [deal.II] Postprocess history variable

2025-01-16 Thread Wolfgang Bangerth
to handle my output. I don't know what the PointHistory class does (did you mis-spell the name of a deal.II class?), but if I understand you correctly, then this is the value (or multiple values) of the solution at a specific point. DataOut does not have facilities to output point value

[deal.II] Postprocess history variable

2025-01-16 Thread Junxiang Wang
Dear Deal.II community, I'd like to ask for help exporting the history nodal value. I am currently using the following const std::vector> lqph = quadrature_point_history.get_data(cell); to record some history variables (e.g., max and min) at quadrature_point. Is there a way to ou

[deal.II] Matrix-free with Petsc vectors

2025-01-16 Thread Thomas Cheetham
Hello, I have a working matrix-based solver using Petsc vectors which i am currently trying to transform to a matrix-free code. When I use the deal.ii Matrix-free infrastructure with Petsc-vectors eg. using the distribute_local_to_global function I get the following error message: error

[deal.II] deal.II Newsletter #305

2025-01-15 Thread 'Rene Gassmoeller&#x27; via deal.II User Group
Hello everyone! This is deal.II newsletter #305. It automatically reports recently merged features and discussions about the deal.II finite element library. ## Below you find a list of recently proposed or merged features: #17995: Do not make a difference between debug/release mode when to

Re: [deal.II] merging unmatching triangulations

2025-01-14 Thread Najwa Alshehri
This is exactly what I was thinking off. Thanks. On Friday, January 3, 2025 at 7:44:48 PM UTC+3 Wolfgang Bangerth wrote: > > Najwa: > > > I know that merge triangulation in deal.ii will not work properly if > there are > > hanging nodes ( unmatching of the meshes at the

Re: [deal.II] deal.II TRILINOS_WITH_SEACAS fail

2025-01-13 Thread Gregory Christian
03:49, Gregory Christian wrote: >> > Error on the dealii side: >> > -- Performing Test TRILINOS_SEACAS_IS_FUNCTIONAL >> > -- Performing Test TRILINOS_SEACAS_IS_FUNCTIONAL - Failed >> > -- SEACAS was found but doesn't seem to include ExodusII. Disabling >> SEACAS

[deal.II] Re: Re-import an adaptively refined mesh (with hanging nodes)

2025-01-12 Thread blais...@gmail.com
Dear Matteo, The best solution here would be to serialize the mesh so you can re-read it anew. This would be identical to what you would do when you restart a simulation. We have a new tutorial that shows just how exactly this is done: https://www.dealii.org/current/doxygen/deal.II/step_83.html

[deal.II] User survey

2025-01-12 Thread blais...@gmail.com
I understand that this might have gone under the radar for most of our users. We (the developers) would like to get your feedback regarding your usage and ideas about deal.II. This is important for us for current and future funding and to make sure we steer the development of the library in a

Re: [deal.II] Time dependent Step 46, implementing non-homogeneous kinetic coupling

2025-01-10 Thread Sclah
gt; -- > > Wolfgang Bangerth email: bang...@colostate.edu > www: http://www.math.colostate.edu/~bangerth/ > > > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see

Re: [deal.II] deal.II and complex numbers

2025-01-09 Thread Wolfgang Bangerth
On 1/6/25 08:20, Lucas P wrote: I'm considering starting to use deal.ii with a strong emphasis on complex numbers equations. I read in the FAQ <https://github.com/dealii/dealii/wiki/Frequently-Asked-Questions#can-i-solve-problems-over-complex-numbers> that it is recommended t

[deal.II] Re: Get MueLu of Trilinos working on arm-based Mac Book M4

2025-01-09 Thread Nik Markus Leuenberger
Dear Daniel, Thank you very much for your answer. I was indeed able to find a more detailed report of what was going wrong during the deal.ii test for MueLu by searching exactly as you mentioned. Thank you and best regards, Nik On Wednesday, January 8, 2025 at 7:26:00 PM UTC+1 d.arnd

[deal.II] Re: Get MueLu of Trilinos working on arm-based Mac Book M4

2025-01-09 Thread Nik Markus Leuenberger
Dear James, Thank you very much for your very kind and detailed reply. Using your recommendations, I managed to install Trilinos + MueLu working with deal.ii master. Thank you very much for your help with this! The only thing I had to change from the default recipe here https://github.com

Re: [deal.II] Re: Error with Simplex and adaptive mesh with FESubfaceValues

2025-01-09 Thread Wolfgang Bangerth
Best W. -- Wolfgang Bangerth email: bange...@colostate.edu www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/deal

Re: [deal.II] Nested loop over cells in a parallel distributed triangulation

2025-01-09 Thread Wolfgang Bangerth
expect it. Best W. -- Wolfgang Bangerth email: bange...@colostate.edu www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https

[deal.II] Nested loop over cells in a parallel distributed triangulation

2025-01-09 Thread Davit Gyulamiryan
better way of doing this. I searched the documentation but did not find anything. Has anyone done something similar and could help me? Best, Davit -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en ---

[deal.II] Re: Error with Simplex and adaptive mesh with FESubfaceValues

2025-01-08 Thread Sanghyun Lee
;>> >>> static QProjector<2>::DataSetDescriptor >>> dealii::QProjector<2>::DataSetDescriptor::subface(const >>> dealii::ReferenceCell &, const unsigned int, const unsigned int, const >>> unsigned char, const unsigned int, const intern

[deal.II] Re: Error with Simplex and adaptive mesh with FESubfaceValues

2025-01-08 Thread Sanghyun Lee
uestion is * >> >> *i) does anybody have any experience with this case? when you need >> subface values for DG + Simplex? * >> >> *ii) Should I use meshworker or something more recent? * >> >> *iii) I looked into **qprojector.cc, and * >> QProjector<2&

Re: [deal.II] Debugging Second-Order Scheme for Allen-Cahn Equation

2025-01-08 Thread Wolfgang Bangerth
...@colostate.edu www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google

[deal.II] Re: Error with Simplex and adaptive mesh with FESubfaceValues

2025-01-08 Thread Peter Munch
this case? when you need subface > values for DG + Simplex? * > > *ii) Should I use meshworker or something more recent? * > > *iii) I looked into **qprojector.cc, and * > QProjector<2>::DataSetDescriptor::subface. > > This function only returns > > return ((face_no

[deal.II] Error with Simplex and adaptive mesh with FESubfaceValues

2025-01-08 Thread Sanghyun Lee
returns return ((face_no * GeometryInfo<2>::max_children_per_face + subface_no) * n_quadrature_points); If I manually fix this part to fit simplex, and reinstall deal.ii, do you think it will fix the problem? Thanks a lot! Sanghyun -- The deal.II project is located at http://w

Re: [deal.II] deal.II TRILINOS_WITH_SEACAS fail

2025-01-08 Thread Mahdi Gharehbaygloo
gt; -- SEACAS was found but doesn't seem to include ExodusII. Disabling > SEACAS > > support. > > Greg: > I have nothing of substance to offer here other than perhaps trying to > find > out why the deal.II check fails (i.e., what functionality is missing) and > then > wor

[deal.II] Re: Get MueLu of Trilinos working on arm-based Mac Book M4

2025-01-08 Thread Daniel Arndt
, 2025 at 12:29:51 PM UTC-5 avfa...@gmail.com wrote: > Dear Nik, > > > I’ve been working with deal.II and Trilinos (including MueLu) across > various platforms, including macOS, for a while now. I understand your > frustration, as the installation and configuration process can be

[deal.II] Re: Get MueLu of Trilinos working on arm-based Mac Book M4

2025-01-08 Thread James Shi
Dear Nik, I’ve been working with deal.II and Trilinos (including MueLu) across various platforms, including macOS, for a while now. I understand your frustration, as the installation and configuration process can be tricky. Let me briefly share some insights based on my experience. *Key

Re: [deal.II] deal.II TRILINOS_WITH_SEACAS fail

2025-01-08 Thread Wolfgang Bangerth
tance to offer here other than perhaps trying to find out why the deal.II check fails (i.e., what functionality is missing) and then working backward trying to find out *why* it is missing from your Trilinos installation. Be

[deal.II] Get MueLu of Trilinos working on arm-based Mac Book M4

2025-01-08 Thread Nik Markus Leuenberger
Dear User Group, I recently got a new Apple arm-based M4 laptop running Mac OS Sequoia. My previous laptop was running Windows and using the Windows Subsystem for Linux, I managed to install deal.ii together with all the packages I would like to use. Now, I tried to install deal.II on the new

[deal.II] deal.II TRILINOS_WITH_SEACAS fail

2025-01-08 Thread Gregory Christian
pport. However Trilinos builds just fine, however I think SEACAS_ENABLE_TESTS='''""". Unsure if dealii checks this or if there is linker missing in the dealii cmake file. Best, Greg -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum op

[deal.II] deal.II Newsletter #304

2025-01-07 Thread 'Rene Gassmoeller&#x27; via deal.II User Group
Hello everyone! This is deal.II newsletter #304. It automatically reports recently merged features and discussions about the deal.II finite element library. ## Below you find a list of recently proposed or merged features: #17977: support DoF coupling in FESystem (proposed by tjhei) https

[deal.II] deal.II and complex numbers

2025-01-06 Thread Lucas P
Hello, I'm considering starting to use deal.ii with a strong emphasis on complex numbers equations. I read in the FAQ <https://github.com/dealii/dealii/wiki/Frequently-Asked-Questions#can-i-solve-problems-over-complex-numbers> that it is recommended to split the problem in

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2025-01-06 Thread akash ahmed
/Xcode.app/Contents/Developer >> >> > >> >> > (base) mmohebuj@CASTFX0F4V2Math ~ % git --version >> >> > >> >> > git version 2.39.5 (Apple Git-154) >> >> > >> >> > (base) mmohebuj@CAST

Re: [deal.II] Iterating over two DoFhandlers for a thermo-elastic problem

2025-01-05 Thread 'Martin Kronbichler&#x27; via deal.II User Group
the coupling where information from the two vectors needs to be accessed simultaneously. Subramanya. सुब्रह्मण्य . On Sun, Jan 5, 2025 at 1:51 AM 'Martin Kronbichler' via deal.II User Group wrote: Dear Subramanya, The actual cells associated with the integer indices 'ce

Re: [deal.II] Iterating over two DoFhandlers for a thermo-elastic problem

2025-01-04 Thread Subramanya G
ly. Subramanya. सुब्रह्मण्य . On Sun, Jan 5, 2025 at 1:51 AM 'Martin Kronbichler' via deal.II User Group < dealii@googlegroups.com> wrote: > Dear Subramanya, > > The actual cells associated with the integer indices 'cell' (that are > batches in case of SIMD vector

Re: [deal.II] Iterating over two DoFhandlers for a thermo-elastic problem

2025-01-04 Thread 'Martin Kronbichler&#x27; via deal.II User Group
he 'dof_no' argument in the constructor: https://www.dealii.org/developer/doxygen/deal.II/classFEEvaluation.html#ade40e452949cbefd4f7e6d5580af81c8 - it is the second argument next to MatrixFree. You can also try to run with separate MatrixFree objects, but then you need to manually link the

Re: [deal.II] Iterating over two DoFhandlers for a thermo-elastic problem

2025-01-03 Thread Subramanya G
- > Wolfgang Bangerth email: bange...@colostate.edu > www: http://www.math.colostate.edu/~bangerth/ > > > -- > The deal.II project is located at http://www.dealii.org/ > For mailing list/forum options

Re: [deal.II] merging unmatching triangulations

2025-01-03 Thread Wolfgang Bangerth
Najwa: I know that merge triangulation in deal.ii will not work properly if there are hanging nodes ( unmatching of the meshes at the interface). My question is, what if I have to have this hanging node? Is there a way I can work it out, or are there any other suggestions I should try

Re: [deal.II] Iterating over two DoFhandlers for a thermo-elastic problem

2025-01-03 Thread Wolfgang Bangerth
-- Wolfgang Bangerth email: bange...@colostate.edu www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see

Re: [deal.II] Time dependent Step 46, implementing non-homogeneous kinetic coupling

2025-01-03 Thread Wolfgang Bangerth
that mapping. Best W. -- Wolfgang Bangerth email: bange...@colostate.edu www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dealii.org/ For mailing

[deal.II] Iterating over two DoFhandlers for a thermo-elastic problem

2025-01-03 Thread subramanya gautam
the triangulation? for (unsigned int cell = 0; cell < system_matrix.get_matrix_free()->n_cell_batches(); ++cell) { phi.reinit(cell); for (const unsigned int q : phi.quadrature_point_indices()) phi.submit_value(make_vectorized_array <https://www.dealii.org/current/doxyge

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2025-01-02 Thread akash ahmed
github.com/Homebrew/brew > >> > > >> > HEAD: f84082963da8af8c9ccd6dffbe932eba457e2b78 > >> > > >> > Last commit: 2 days ago > >> > > >> > Branch: stable > >> > > >> > Core tap JSON: 01 Jan 00:49 UTC > >

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2025-01-02 Thread Matthias Maier
gt;> > Branch: stable >> > >> > Core tap JSON: 01 Jan 00:49 UTC >> > >> > Core cask tap JSON: 01 Jan 00:49 UTC >> > >> > HOMEBREW_PREFIX: /opt/homebrew >> > >> > HOMEBREW_CASK_OPTS: [] >> > >&g

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2025-01-01 Thread akash ahmed
REW_MAKE_JOBS: 12 > > > > Homebrew Ruby: 3.3.6 => > > /opt/homebrew/Library/Homebrew/vendor/portable-ruby/3.3.6/bin/ruby > > > > CPU: dodeca-core 64-bit arm_blizzard_avalanche > > > > Clang: 16.0.0 build 1600 > > > > Git: 2.39.5 => /Applic

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2025-01-01 Thread Matthias Maier
ode.app/Contents/Developer/usr/bin/git > > Curl: 8.7.1 => /usr/bin/curl > > macOS: 14.7.2-arm64 > > CLT: 16.2.0.0.1.1733547573 > > Xcode: 16.2 > > Rosetta 2: false > > (base) mmohebuj@CASTFX0F4V2Math ~ % cmake --version > > cmake version 3.31.3 >

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2025-01-01 Thread akash ahmed
.31.3 CMake suite maintained and supported by Kitware (kitware.com/cmake). *./candi.sh -j 8 --packages="hdf5 p4est trilinos dealii"* -- Include /Users/mmohebuj/dealii-candi/tmp/unpack/deal.II-v9.6.1/cmake/setup_compiler_flags.cmake -- Performing Test DEAL_II_HAVE_USABLE_USER_FL

Re: [deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2024-12-31 Thread Matthias Maier
ealii" > > *Building dealii v9.6.1* > > -- This is CMake 3.31.3 > > -- > > . > > -- Include > /Users/mmohebuj/dealii-candi/tmp/unpack/deal.II-v9.6.1/cmake/checks/check_01_cxx_features.cmake > > -- C++17 suppor

[deal.II] deal.II User Survey

2024-12-31 Thread Timo Heister
Hi all, We (the developers) would like to get your feedback regarding your usage and ideas about deal.II. This is important for us for current and future funding and to make sure we steer the development of the library in a direction that is most useful for the community. Please go to the

[deal.II] Trouble with installation dealii v9.6.1 on Mac: C++17 support is disabled.

2024-12-31 Thread akash ahmed
ake 3.31.3 -- . -- Include /Users/mmohebuj/dealii-candi/tmp/unpack/deal.II-v9.6.1/cmake/checks/check_01_cxx_features.cmake -- C++17 support is disabled. CMake Error at cmake/checks/check_01_cxx_features.cmake:368 (message): The current version of deal.II requires a compiler wi

[deal.II] Re: merging unmatching triangulations

2024-12-28 Thread Najwa Alshehri
better. >>> >>> best, >>> Abbas >>> >>> On Wednesday, December 25, 2024 at 6:57:02 PM UTC+1 najwaa...@gmail.com >>> wrote: >>> >>>> Dear all, >>>> >>>> I have a quick question here. >>>

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