lanl/singularity-eos

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Performance portable equations of state and mixed cell closures

Stars: 39
Forks: 22
Open beginner issues: 0
Indexed issues: 96
Avg merge: 10h 22m
Merged PRs (30d): 3

Dominant language: C++
License: BSD-3-Clause
Last GitHub push: Sep 4, 2026
Latest indexed: Sep 18, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue help wanted

Beginner friendly Everything

Open All

96 open issues indexed

Add PTE interface where `rho_bar` is specified directly Open

enhancement

lanl/singularity-eos#360 · 1 assignee · Opened Apr 16, 2024
Clean up spackages Open

build

lanl/singularity-eos#346 · 1 assignee · Opened Feb 21, 2024
Switch asserts to runtime errors in constructors Open

bug enhancement Robustness

lanl/singularity-eos#345 · 3 comments · 1 assignee · Opened Feb 14, 2024
Array lengths should be explicit in fortran interface Open

bug enhancement interface

lanl/singularity-eos#344 · 1 assignee · Opened Feb 14, 2024
Deal with compressibility limit in new Gruneisen EOS Open

discussion enhancement Robustness

lanl/singularity-eos#332 · 2 comments · 1 reaction · 4 assignees · Opened Jan 4, 2024
Add MinInternalEnergyFromDensity() to python interface Open

enhancement interface

lanl/singularity-eos#321 · 3 assignees · Opened Nov 21, 2023
Consider replacing ternary expressions with multiplicative conditionals Open

good first issue Performance

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#319 · 2 comments · 1 reaction · Opened Oct 27, 2023
Move "Old" or "legacy" code to separate directory Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

lanl/singularity-eos#317 · Opened Oct 26, 2023
`-fmax-errors` not support by clang Open

build help wanted Testing

lanl/singularity-eos#315 · 12 comments · 3 assignees · Opened Oct 20, 2023
Spackage changes need to be propagated to Spack upstream Open

lanl/singularity-eos#314 · 1 assignee · Opened Oct 17, 2023
Fix bulk modulus formula in API documentation Open

documentation good first issue

Difficulty 1/5 Under an hour Newbie friendliness 58/100

lanl/singularity-eos#276 · Opened Jul 18, 2023
Add feature to automatically set reference energy for Davis Products EOS Open

enhancement good first issue

lanl/singularity-eos#260 · 4 comments · 1 reaction · 1 assignee · Opened May 22, 2023
Inconsistent naming conventions of class member variables / C++ standards violations Open

clean-up good first issue help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lanl/singularity-eos#255 · 1 comment · 2 reactions · Opened Apr 18, 2023
Counts in the root finder Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#244 · Opened Mar 22, 2023
Accuracy of second derivatives, specifically for tabular lookups Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#242 · 2 comments · Opened Mar 21, 2023
Checking EOS bounds Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

lanl/singularity-eos#241 · Opened Mar 21, 2023
Use databoxes for medium length arrays. Open

enhancement Robustness

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#224 · 2 reactions · Opened Jan 30, 2023
Tentative plan for thermodynamic consistency and for potentials as needed for kinetic phase transitions Open

discussion enhancement

lanl/singularity-eos#210 · 1 comment · 1 reaction · 3 assignees · Opened Dec 14, 2022
EOSPAC option setting Open

help wanted

Difficulty 5/5 Over a week Newbie friendliness 18/100

lanl/singularity-eos#203 · Opened Dec 13, 2022
Update Gruneisen EOS documentation to include maximum density discussion Open

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

lanl/singularity-eos#200 · 1 reaction · Opened Dec 1, 2022
Unify behavior of DensityEnergyFromPressureTemperature Open

clean-up

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

lanl/singularity-eos#199 · 5 comments · Opened Nov 30, 2022
Doc: ensure all references to the "Bulk Modulus" make clear that it is the isentropic bulk modulus Open

documentation

lanl/singularity-eos#197 · 1 assignee · Opened Nov 28, 2022
Move interface code out of `eos` folder Open

clean-up good first issue

lanl/singularity-eos#195 · 2 assignees · Opened Nov 16, 2022
remove +tests variant from spack package Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

lanl/singularity-eos#193 · Opened Nov 15, 2022
Utilize single EOSPAC lookups for derivative quantities Open

enhancement

lanl/singularity-eos#191 · 1 reaction · 1 assignee · Opened Nov 10, 2022
What do we do about unphysical data? Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#180 · Opened Sep 2, 2022
Ensure EOSPAC implementation is robust and tested Open

Robustness

lanl/singularity-eos#179 · 1 assignee · Opened Sep 1, 2022
Update documentation with contents from XCAP report Open

documentation

lanl/singularity-eos#178 · 1 assignee · Opened Sep 1, 2022
Document new fixed P/T PTE solvers Open

documentation

lanl/singularity-eos#172 · 1 assignee · Opened Aug 29, 2022
Root finding bounds in Davis EOS Open

enhancement good first issue

Difficulty 4/5 3-5 days Newbie friendliness 25/100

lanl/singularity-eos#158 · Opened Jul 29, 2022
Select FP precision at build-time Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lanl/singularity-eos#154 · 5 comments · Opened Jul 12, 2022
Fortify function input values Open

lanl/singularity-eos#153 · 7 comments · 1 assignee · Opened Jul 12, 2022
Do we still need `ValuesAtReferenceState`? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

lanl/singularity-eos#141 · Opened Jun 16, 2022
Standardize `FillEos` Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#135 · Opened Jun 7, 2022
Sanitize EOS parameters Open

enhancement good first issue

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lanl/singularity-eos#131 · Opened Jun 2, 2022
Create general tests for all EOS Open

good first issue Testing

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lanl/singularity-eos#129 · 1 reaction · Opened May 31, 2022
Consolidate `NullIndexer` classes Open

enhancement good first issue

lanl/singularity-eos#119 · 1 comment · 1 assignee · Opened May 11, 2022
Modifiers probably have to overload all the base class functions Open

bug enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#110 · 1 reaction · Opened Apr 19, 2022
Automate sesame2spiner for cmake test framework Open

enhancement Testing

lanl/singularity-eos#83 · 2 assignees · Opened Feb 16, 2022
`singularity::experimental` Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

lanl/singularity-eos#80 · Opened Feb 4, 2022
Better bounds and extrapolation support for `SpinerEOSDependsRhoSie` Open

enhancement

lanl/singularity-eos#79 · 1 assignee · Opened Feb 2, 2022
Add Gruneisen parameter to FillEos Open

bug

lanl/singularity-eos#76 · 1 assignee · Opened Jan 26, 2022
Make pressure/density lookups consistent Open

bug enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

lanl/singularity-eos#72 · 5 comments · Opened Jan 24, 2022
Pass through spiner and ports of call installation and spackage improvements Open

lanl/singularity-eos#68 · 1 assignee · Opened Jan 19, 2022
Parser should provide useful warnings Open

enhancement good first issue help wanted

lanl/singularity-eos#55 · 1 assignee · Opened Dec 21, 2021
EOS_INSERT_DATA Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

lanl/singularity-eos#26 · Opened Aug 26, 2021

lanl/singularity-eos

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