amontoison

Alexis Montoison amontoison

82 followers · 27 following

Argonne National Laboratory
Chicago
https://orcid.org/0000-0002-3403-5450
in/alexis-montoison

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JuliaSmoothOptimizers/Krylov.jl Public

A Julia Basket of Hand-Picked Krylov Methods

Julia 394 58
JuliaSmoothOptimizers/HSL.jl Public

Julia interface to the HSL Mathematical Software Library

Julia 45 16
JuliaSmoothOptimizers/KrylovPreconditioners.jl Public

The ultimate collection of preconditioners

Julia 13 1
exanauts/CUDSS.jl Public

Julia 34 1

2,757 contributions in the last year

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April 2025

Created 71 commits in 14 repositories

Created 3 repositories

amontoison/XCALibre.jl Julia
This contribution was made on Apr 8
amontoison/GALAHAD_jll.jl Julia
This contribution was made on Apr 7
amontoison/LAPACK32_jll.jl Julia
This contribution was made on Apr 5

Created a pull request in ralna/GALAHAD that received 15 comments

Apr 2

[CI] Use sanitizers

+62 −5 lines changed • 15 comments

Opened 47 other pull requests in 13 repositories

gdalle/SparseMatrixColorings.jl 9 merged 2 closed

Update how we use visited_trees in TreeSet
This contribution was made on Apr 10
More efficient reset of visited vertices in order.jl
This contribution was made on Apr 9
Update coloring.jl
This contribution was made on Apr 5
Move all subroutines in star_coloring and acyclic_coloring
This contribution was made on Apr 5
Replace num_edges_per_tree by tree_edge_indices in TreeSet
This contribution was made on Apr 5
Remove StarSet from the StarSetColoringResult
This contribution was made on Apr 5
Update coloring.jl
This contribution was made on Apr 5
Remove the dictionaries in TreeSet
This contribution was made on Apr 5
Update bidirectional_pattern
This contribution was made on Apr 3
Improve the computation of TreeSet
This contribution was made on Apr 2
Store the hub(s) as tuple in star coloring
This contribution was made on Apr 2

ralna/GALAHAD 4 merged 1 open 2 closed

Set 1-based indexing inside the routines *_initialize
This contribution was made on Apr 14
Update the README.md of GALAHAD.jl
This contribution was made on Apr 13
[Meson] Add documentation for the sanitizers
This contribution was made on Apr 13
[GALAHAD.jl] Try to debug the issue with precompiled Julia artifacts on Mac
This contribution was made on Apr 7
Try to debug the issue with precompiled Julia artifacts on Mac
This contribution was made on Apr 7
[Meson] Add an option to compile GALAHAD without OpenMP
This contribution was made on Apr 2
Update julia.yml
This contribution was made on Apr 2

JuliaSmoothOptimizers/Krylov.jl 6 merged

[documentation] Add more cross-references to the in-place methods
This contribution was made on Apr 16
krylov_solvers -> krylov_workspaces
This contribution was made on Apr 16
Add references to the generic interface in the docstrings
This contribution was made on Apr 16
Return a nice error if we detect the preconditioner is not SPD in CG
This contribution was made on Apr 15
Use the suffix Workspace instead of Solver
This contribution was made on Apr 13
Rename the files krylov_solve.jl and test_solvers.jl
This contribution was made on Apr 13

ralna/spral 5 merged 1 open

[Meson] Support llvm-flang
This contribution was made on Apr 11
Fix an error with nvc++
This contribution was made on Apr 9
Add suite for the tests
This contribution was made on Apr 2
[CI] Test SPRAL with a sequential BLAS / LAPACK
This contribution was made on Apr 2
[Meson] Add an option to compile SPRAL without OpenMP
This contribution was made on Apr 2
Update sanitizers.yml
This contribution was made on Apr 2

ralna/CUTEst 4 merged

Update cutest_trampoline.f90
This contribution was made on Apr 14
[Meson] Support llvm-flang
This contribution was made on Apr 11
[CI] Drop old Intel compilers
This contribution was made on Apr 4
[CI] Use sanitizers
This contribution was made on Apr 2

JuliaSmoothOptimizers/MUMPS.jl 3 merged

Release 1.5.1
This contribution was made on Apr 3
Update Breakage.yml
This contribution was made on Apr 3
Update .cirrus.yml
This contribution was made on Apr 3

jump-dev/Ipopt.jl 2 closed

Add a function IpoptVersion
This contribution was made on Apr 14
Create a package extension for MathOptInterface.jl
This contribution was made on Apr 14

CliMA/Oceananigans.jl 1 merged 1 closed

Add extensions for AMDGPU.jl and oneAPI.jl
This contribution was made on Apr 10
Add an extension for AMDGPU.jl
This contribution was made on Apr 9

exanauts/VecchiaMLE.jl 1 closed 1 merged

Add a benchmark between CPU and GPU models
This contribution was made on Apr 8
Add allocation tests on GPU
This contribution was made on Apr 8

JuliaSmoothOptimizers/NLPModelsIpopt.jl 1 merged

Update NLPModelsIpopt.jl for Ipopt.jl v1.10
This contribution was made on Apr 15

MadNLP/MadNLP.jl 1 merged

Update quasi_newton.jl for support of any precision
This contribution was made on Apr 8

mberto79/XCALibre.jl 1 merged

Remove IncompletLU.jl in the Project.toml
This contribution was made on Apr 8

JuliaSmoothOptimizers/ADNLPModels.jl 1 closed

Use SmallestLast() as default ordering for SMC.jl
This contribution was made on Apr 7

Reviewed 31 pull requests in 10 repositories

gdalle/SparseMatrixColorings.jl 11 pull requests

Exclude ordering from coloring primitives
This contribution was made on Apr 11
Efficient implementation of ColPack's buckets
This contribution was made on Apr 10
Remove some useless operations in dynamic orders
This contribution was made on Apr 10
Add ordering benchmarks
This contribution was made on Apr 10
Remove the dictionaries in TreeSet
This contribution was made on Apr 8
Apply JuliaFormatter v2
This contribution was made on Apr 5
Improve the computation of TreeSet
This contribution was made on Apr 4
Add allow_denser kwarg for direct decompression into denser SparseMatrixCSC
This contribution was made on Apr 4
Allow exact reproduction of ColPack's dynamic orders
This contribution was made on Apr 3
Fix type conversion for weird orders
This contribution was made on Apr 2
Propagate arbitrary integer types as indices
This contribution was made on Apr 2

jump-dev/Ipopt.jl 5 pull requests

Move MathOptInterface to a package extension
This contribution was made on Apr 14
Add ApplicationReturnStatus enum and use it in MOI wrapper
This contribution was made on Apr 14
Fix MOI.SolverVersion
This contribution was made on Apr 14
Add a function IpoptVersion
This contribution was made on Apr 14
Create a package extension for MathOptInterface.jl
This contribution was made on Apr 14

ralna/spral 4 pull requests

Fix an error with nvc++
This contribution was made on Apr 9
Fix indexing in C documentation
This contribution was made on Apr 8
Remove autotools build system
This contribution was made on Apr 7
[CI] Add address sanitizer workflow
This contribution was made on Apr 2

ralna/CUTEst 3 pull requests

Update cutest_trampoline.f90
This contribution was made on Apr 15
[CI] Compile CUTEst with nvfortran
This contribution was made on Apr 3
[CI] Use sanitizers
This contribution was made on Apr 2

JuliaSmoothOptimizers/Krylov.jl 2 pull requests

Use the suffix Workspace instead of Solver
This contribution was made on Apr 16
Add a generic interface for Krylov.jl
This contribution was made on Apr 13

CliMA/Oceananigans.jl 2 pull requests

Interface to Krylov.jl solvers
This contribution was made on Apr 11
Add extensions for AMDGPU.jl and oneAPI.jl
This contribution was made on Apr 10

JuliaSmoothOptimizers/NLPModelsIpopt.jl 1 pull request

Update NLPModelsIpopt.jl for Ipopt.jl v1.10
This contribution was made on Apr 16

jump-dev/KNITRO.jl 1 pull request

Move MathOptInterface to a package extension
This contribution was made on Apr 14

exanauts/VecchiaMLE.jl 1 pull request

Add allocation tests on GPU
This contribution was made on Apr 8

JuliaSmoothOptimizers/MUMPS.jl 1 pull request

Fix issue #154
This contribution was made on Apr 3

Created an issue in ralna/spral that received 8 comments

Apr 6

Integer overflow in 32bit METIS wrapper test

../src/metis5_wrapper.F90:159:18: runtime error: signed integer overflow: -2147483648 - 1 cannot be represented in type 'integer(kind=4)' #0 0x7ff0…

8 comments

Opened 21 other issues in 10 repositories

ralna/GALAHAD 3 open 1 closed

More user-friendly Julia interfaces
This contribution was made on Apr 14
Dynamic linear solver selection in GALAHAD
This contribution was made on Apr 13
[documentation] Explain how to switch BLAS / LAPACK with LBT in GALAHAD.Jl
This contribution was made on Apr 13
Add a note about sanitizers in README.meson
This contribution was made on Apr 5

ralna/spral 1 open 2 closed

Add a C routine to return the version of SPRAL
This contribution was made on Apr 14
[CI] Compile SPRAL with a sequential BLAS / LAPACK
This contribution was made on Apr 2
Create test suites with Meson
This contribution was made on Apr 2

JuliaSmoothOptimizers/Krylov.jl 2 open 1 closed

Add a constant for the memory parameter in our metaprogramming script
This contribution was made on Apr 13
Rename the suffix of the workspaces *Solver -> *Workspace
This contribution was made on Apr 13
Use testset instead of functions in the unit tests
This contribution was made on Apr 13

JuliaLang/julia 1 open 1 closed

Allocation issue with Julia 1.11.5 on Mac
This contribution was made on Apr 15
New allocations on Julia 1.12
This contribution was made on Apr 13

jump-dev/Ipopt.jl 2 closed

The return codes of Ipopt should be C_wrappers.jl
This contribution was made on Apr 14
Update MOI.get(::Optimizer, ::MOI.SolverVersion)
This contribution was made on Apr 14

MadNLP/MadNLP.jl 2 open

Don't allocate vectors of size nnzj or nnzh if not needed
This contribution was made on Apr 8
Unable to use CompactLBGS in Float32
This contribution was made on Apr 8

gdalle/SparseMatrixColorings.jl 1 open 1 closed

Create a function to return the seeds for AD
This contribution was made on Apr 5
Update how we determine is_star
This contribution was made on Apr 5

coin-or/Ipopt 1 closed

Does Ipopt has a C routine to return the version?
This contribution was made on Apr 14

JuliaSmoothOptimizers/CUTEst.jl 1 open

Coexistence of multiple CUTEst models
This contribution was made on Apr 13

exanauts/VecchiaMLE.jl 1 open

Try NearestNeighbors.jl instead of AdaptiveKDTrees.jl
This contribution was made on Apr 8

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Alexis Montoison amontoison

Achievements

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Pinned Loading

2,757 contributions in the last year

Contribution activity

April 2025

Created a pull request in ralna/GALAHAD that received 15 comments

[CI] Use sanitizers

Created an issue in ralna/spral that received 8 comments

Integer overflow in 32bit METIS wrapper test

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