Function IsNestedDissectionAvailable

internal/ceres/solver.cc:111–117

}

bool IsNestedDissectionAvailable(SparseLinearAlgebraLibraryType type) {
  return (((type == SUITE_SPARSE) &&
           internal::SuiteSparse::IsNestedDissectionAvailable()) ||
          (type == ACCELERATE_SPARSE) ||
          ((type == EIGEN_SPARSE) &&
           internal::EigenSparse::IsNestedDissectionAvailable()));
}

bool IsIterativeSolver(LinearSolverType type) {
  return (type == CGNR || type == ITERATIVE_SCHUR);