Code

Geometric Multigrid#911

Code

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lroberts36 merged 196 commits intodevelopparthenon-hpc-lab/parthenon:developfrom

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Nov 7, 2023

Commits

Commits on Jul 19, 2023

• Add information to mesh required for GMG, build mesh levels

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• Add loop facilities over GMG boundaries

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• format and lint

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• Fix bug when setting neighbor ranks

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• untested inclusion of gmg MeshData

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• fix bug

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• Add GMG Boundary buffer building and only communicate interior when there is no block offset

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• Format and lint

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Commits on Jul 24, 2023

• Add same level neighbor finding

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• Fix periodicity bugs

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• Clean up neighbor finding

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• Use newly found neighbors

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Commits on Jul 25, 2023

• Format and lint

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• Remove extra print statement

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• Clean up and refactor logical location

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• Attempt to optimize logical location

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• update tests too

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• format and lint

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• Deal with multiple neighbor connections

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• Remove debugging printf

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• Remove unused code

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• Build buffers for multigrid levels

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Commits on Jul 26, 2023

• Build all level communication buffers and use right restriction

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• Separate gmg implementation into its own file

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• actually add new file

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• Use GMG hierarchy building method

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• Add start on testing GMG

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• Format and lint

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• Add string for diagnosing index ranges

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• Add place holders for restriction data

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• Add multigrid flag

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• Fix bug in mesh data creation

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• Small fixes

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Commits on Jul 27, 2023

• Deal with locations above the root grid more carefully

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• Make coarse blocks a vector to account for no coarse neighbor

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• Appropriately build buffers

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• Format and lint

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• Add multigrid flag and buildboundaries for the base mesh so tests run

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• Send ghost data when going from coarse to fine

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• format and lint

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Commits on Jul 28, 2023

• Fix the coordinates object above the root level

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• Test going up and down the mesh hierarchy

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• Format and lint

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Commits on Jul 31, 2023

• Working nodal prolongation and restriction with sparse packs

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Commits on Aug 3, 2023

• Make GetBounds interface generic in meshblock_data

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• Make GetBounds interface generic in mesh data

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• Add linear shared prolongation operator

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• Rewrite task list

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• Register zero boundary conditions

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• Use tophat rhs

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• Many changes to get Jacobi working

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• format and lint

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• Fix printf warnings

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• Change so things work on GPU

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• Update changelog

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• Update copyrights

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• Only build grid hierarchy when a flag is set

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• Remove unused variables

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• Switch location of gmg checks

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• switch location of gmg checks

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• same

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• maybe unused

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• Fix multi-d bug

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Commits on Aug 9, 2023

• Add simple prolongation/restriction task list

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• Update output for 2D

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• Initialize with res_err with linear function

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• Generalize logical location to negative levels

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• work on building further coarsened grids

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Commits on Aug 10, 2023

• Merge branch 'lroberts36/refactor-region-size' into lroberts36/add-multi-grid

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• Update to new interface

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• Loop over directions

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• Format and lint

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• Merge branch 'lroberts36/add-noncell-amr' into lroberts36/add-multi-grid

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• Merge branch 'lroberts36/add-multi-grid' into lroberts36/add-negative-levels

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• Fixes for compiling and making tests work

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Commits on Aug 15, 2023

• typo

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• Move enums to basic_types

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• Add LogicalLocation Coordinate functionality

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• Refactor SetBlockSizeAndBoundaries

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Commits on Aug 16, 2023

• refactor static refinement

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• exorcise mesh generators from the code

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• Format and lint

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  e86fc57

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• fix bugs

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• Include block size info in neighbor block

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Commits on Aug 17, 2023

• Add topological element listings

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• Make indexing work for differing block sizes

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• Get index ranges on device from packs

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• Messing around with oddly shaped grids

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• Format and lint

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• compile w/o warnings on GPU

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• fixes to make gpu tests run

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• Merge branch 'lroberts36/add-noncell-amr' into lroberts36/add-multi-grid

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• Merge branch 'lroberts36/add-multi-grid' into lroberts36/add-negative-levels

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• Add CoordinateDirection back

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• Include possible locations that are partially within root grid

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• Cleanup debug output

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• Format and lint

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• Start looking at multi-d poisson

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Commits on Aug 24, 2023

• Fix initialization bug

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• Add constructor for NeighborBlock that automatically sets the index range

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• testing...

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• Allow for building boundary buffers twice

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• format

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Commits on Aug 25, 2023

• Deal with periodicity below the root grid

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Commits on Aug 28, 2023

• Add sinusoidal setup

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• More work to test Poisson

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Commits on Aug 29, 2023

• problem for comparing to athena++

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• Remove print statements

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• Update to work with damping

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• Add a fixe value on the face boundary condition

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• Prevent segfault

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• Fix boundary conditions

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• Format and lint

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Commits on Aug 30, 2023

• Implement preconditioned CG

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• Switch to flux based matrix calculations

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Commits on Aug 31, 2023

• Add in flux corrections

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• Switch to other rhs

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• fix symmetry related bug

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Commits on Sep 5, 2023

• Split to multiple different task collections

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• add different task collections to header

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• MG working for 1D problem

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Commits on Sep 7, 2023

• Debugging AMR MG

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Commits on Sep 11, 2023

• Distinguish between GMG restriction and prolongation

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Commits on Sep 12, 2023

• FAS working

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• fix bugs causing tests to fail

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Commits on Sep 13, 2023

• Moving towards AMR MG

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• Merge branch 'develop' into lroberts36/add-multi-grid

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• fix bug preventing compilation

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• Merge branch 'lroberts36/add-multi-grid' into lroberts36/add-negative-levels

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• Rename index range types and prolongate into ghosts for interior communication

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• working code

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Commits on Sep 14, 2023

• cleanup print outs

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• Format and lint

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• Remove connectivity print out

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• Add preconditioned BiCGSTAB

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Commits on Sep 19, 2023

• Fix parameter bug

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• Add some regional dependencies to be careful

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Commits on Sep 20, 2023

• Add variable number of vcycles and calculate true residual

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• Add variable diffusion coefficients and GS

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Commits on Sep 22, 2023

• Move things to bit_hacks utilities header

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• debugging AMR MGBiCGStab

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• code cleanup

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• Update parthenon input for poisson_gmg

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Commits on Sep 25, 2023

• Alter kernels to take option to only work on finest blocks in two-level composite grid

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• Add information about the grid that is represented by a particular meshblock data

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• Specify the grid type of MeshData in a data collection

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• Build two-level composite grids and search for subset of neighbors there

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• cleanup and fix task list

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• Format and lint

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• cleanup and remove extra communication

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• cleanup

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• small

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• Updated parameter input

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• Format and lint

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• Merge pull request #924 from parthenon-hpc-lab/lroberts36/add-negative-levels

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Commits on Sep 26, 2023

• Add documentation

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• Merge branch 'develop' into lroberts36/add-multi-grid

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• Add raw GMG regression test

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• format and lint

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• Reintroduce comments

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• remove old comments

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Commits on Oct 5, 2023

• Update example/poisson_gmg/parthenon_app_inputs.cpp

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• Update example/poisson_gmg/parthenon_app_inputs.cpp

  lroberts36

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• Update doc/sphinx/src/mesh/mesh.rst

  lroberts36

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• Update doc/sphinx/src/mesh/mesh.rst

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• Merge branch 'develop' into lroberts36/add-multi-grid

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• format

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• lint

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• comment

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• comment

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• Finish respond to Jonah's comments

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Commits on Oct 10, 2023

• Update example/poisson_gmg/poisson_package.hpp

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Commits on Oct 13, 2023

• Update example/poisson_gmg/parthenon_app_inputs.cpp

  lroberts36

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• Update example/poisson_gmg/parthinput.poisson

  lroberts36

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• Update example/poisson_gmg/parthinput.poisson

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• Update src/mesh/logical_location.hpp

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• Merge branch 'develop' into lroberts36/add-multi-grid

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• format and lint

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• comment

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• switch to default inner loop pattern

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• remove unused

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• brief comment

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• Remove prolongate2 and format

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• Revert loop pattern

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Commits on Oct 18, 2023

• Merge branch 'develop' into lroberts36/add-multi-grid

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Commits on Oct 20, 2023

• Allow for empty mesh data

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• small to compile

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• Add communicators for GMG fields

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Commits on Oct 23, 2023

• introduce task list dependency

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• format and small

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• remove unused

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• fix compile bug

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Commits on Oct 24, 2023

• Merge branch 'develop' into lroberts36/add-multi-grid

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Commits on Oct 31, 2023

• Fix comment

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Commits on Nov 7, 2023

• Merge branch 'develop' into lroberts36/add-multi-grid

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• Merge pull request #966 from parthenon-hpc-lab/lroberts36/fix-multigrid-mpi

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