# Release v0.8.0 ## Breaking Change - Separate build of logging module making this library not header-only ([!276](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/276), [!278](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/278)). - Changed the default branch to main branch. ## Feature - Implemented some iterative solvers. - Gauss-Seidel iteration ([!267](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/267)). - SSOR ([!268](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/268)). - Implemented Cuthill-Mckee reordering ([!271](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/271)). - Support of mass matrices in `bicgstab_rosenbrock_equation_solver` class ([!272](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/272)). - Wrapper class to treat implicit ODEs as explicit ODEs in ODE solvers ([!275](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/275)). ## Miscellaneous - Added some examples and benchmarks for solving 2-dimensional Laplacian equations ([!266](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/266)). - Use of vcpkg triplets in CI ([!269](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/269)). - Test of ODE solvers in time sequences ([!273](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/273)). - Example of ODE with a changing mass matrix ([!274](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/274)). - Use cache of vcpkg in CI ([!279](https://gitlab.com/MusicScience37Projects/numerical-analysis/numerical-collection-cpp/-/merge_requests/279)).