7 #ifndef __IPSPARSESYMLINEARSOLVERINTERFACE_HPP__
8 #define __IPSPARSESYMLINEARSOLVERINTERFACE_HPP__
125 const std::string& prefix
195 Index numberOfNegEVals
Compressed sparse row format for both lwr and upr parts, with 0 offset.
ESymSolverStatus
Enum to report outcome of a linear solve.
Base class for interfaces to symmetric indefinite linear solvers for sparse matrices.
This is the base class for all algorithm strategy objects.
virtual ESymSolverStatus DetermineDependentRows(const Index *, const Index *, std::list< Index > &)
This method determines the list of row indices of the linearly dependent rows.
Compressed sparse row format for lower triangular part, with 1 offset.
virtual EMatrixFormat MatrixFormat() const =0
Query of requested matrix type that the linear solver understands.
This class stores a list of user set options.
virtual bool IncreaseQuality()=0
Request to increase quality of solution for next solve.
virtual ESymSolverStatus MultiSolve(bool new_matrix, const Index *ia, const Index *ja, Index nrhs, double *rhs_vals, bool check_NegEVals, Index numberOfNegEVals)=0
Solve operation for multiple right hand sides.
virtual bool ProvidesInertia() const =0
Query whether inertia is computed by linear solver.
virtual ESymSolverStatus InitializeStructure(Index dim, Index nonzeros, const Index *ia, const Index *ja)=0
Method for initializing internal structures.
SparseSymLinearSolverInterface()
virtual double * GetValuesArrayPtr()=0
Method returning an internal array into which the nonzero elements (in the same order as ja) will be ...
int Index
Type of all indices of vectors, matrices etc.
Unrecoverable error in linear solver occurred.
virtual ~SparseSymLinearSolverInterface()
EMatrixFormat
Enum to specify sparse matrix format.
virtual Index NumberOfNegEVals() const =0
Number of negative eigenvalues detected during last factorization.
virtual bool ProvidesDegeneracyDetection() const
Query whether the indices of linearly dependent rows/columns can be determined by this linear solver...
Compressed sparse row format for both lwr and upr parts, with 1 offset.
virtual bool InitializeImpl(const OptionsList &options, const std::string &prefix)=0
Implementation of the initialization method that has to be overloaded by for each derived class...
Compressed sparse row format for lower triangular part, with 0 offset.