{"id":18701445,"url":"https://github.com/f-koehler/itesol","last_synced_at":"2025-11-08T23:30:31.788Z","repository":{"id":81927795,"uuid":"554496213","full_name":"f-koehler/itesol","owner":"f-koehler","description":"WIP: Iterative eigensolvers for C++20, Python and CUDA","archived":false,"fork":false,"pushed_at":"2023-10-18T03:14:35.000Z","size":97,"stargazers_count":0,"open_issues_count":1,"forks_count":0,"subscribers_count":2,"default_branch":"main","last_synced_at":"2024-12-28T05:28:28.577Z","etag":null,"topics":["cpp20","cuda","eigenvalues","linear-algebra","python"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/f-koehler.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE.txt","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2022-10-19T23:02:01.000Z","updated_at":"2022-11-04T16:09:12.000Z","dependencies_parsed_at":"2023-06-30T02:15:54.527Z","dependency_job_id":"ea201102-3fb0-48b2-be6b-e8885feef16f","html_url":"https://github.com/f-koehler/itesol","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/f-koehler%2Fitesol","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/f-koehler%2Fitesol/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/f-koehler%2Fitesol/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/f-koehler%2Fitesol/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/f-koehler","download_url":"https://codeload.github.com/f-koehler/itesol/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":239565649,"owners_count":19660154,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["cpp20","cuda","eigenvalues","linear-algebra","python"],"created_at":"2024-11-07T11:41:39.733Z","updated_at":"2025-11-08T23:30:31.756Z","avatar_url":"https://github.com/f-koehler.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# itesol\n\n:warning: This is work in progress software currently in an early design phase.\n\n[![CI](https://github.com/f-koehler/itesol/actions/workflows/ci.yml/badge.svg)](https://github.com/f-koehler/itesol/actions/workflows/ci.yml)\n[![GitHub](https://img.shields.io/github/license/f-koehler/itesol)](https://github.com/f-koehler/itesol/blob/main/LICENSE.txt)\n\nA C++20 header-only library to implement iterative eigensolvers ([power method](https://en.wikipedia.org/wiki/Power_iteration), [Lanczos algorithm](https://en.wikipedia.org/wiki/Lanczos_algorithm), …).\nBy heavily relying on template metaprogramming we try to interface with various different linear algebra backends (Eigen, Blaze, BLAS/LAPACK, CUDA) and build algorithms from simple elementary building blocks that can be easily implemented for a new custom backend. \nA Python module is also worked on.\n\n# Roadmap\n\n## Algorithms\n\n- [x] Power method\n- [ ] Lanczos\n- [ ] Implicitly restarted Lanczos\n- [ ] Arnoldi iterations\n- [ ] ARPACK wrapper\n\n## Backends\n\n- [x] Eigen3\n- [ ] Blaze\n- [ ] CUDA\n- [x] BLAS/LAPACK (experimental)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ff-koehler%2Fitesol","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ff-koehler%2Fitesol","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ff-koehler%2Fitesol/lists"}