-----------------------------------------------------------------------------
| 360 | } |
| 361 | //----------------------------------------------------------------------------- |
| 362 | MatNullSpace la::petsc::create_nullspace(MPI_Comm comm, |
| 363 | std::span<const Vec> basis) |
| 364 | { |
| 365 | MatNullSpace ns = nullptr; |
| 366 | PetscErrorCode ierr |
| 367 | = MatNullSpaceCreate(comm, PETSC_FALSE, basis.size(), basis.data(), &ns); |
| 368 | if (ierr != 0) |
| 369 | petsc::error(ierr, __FILE__, "MatNullSpaceCreate"); |
| 370 | return ns; |
| 371 | } |
| 372 | //----------------------------------------------------------------------------- |
| 373 | //----------------------------------------------------------------------------- |
| 374 | void petsc::options::set(std::string option) |