DUNE PDELab (2.8)
Dune::PDELab::ISTLBackend_NOVLP_CG_SSORk< GO > Class Template Reference
Nonoverlapping parallel CG solver preconditioned by block SSOR. More...
#include <dune/pdelab/backend/istl/novlpistlsolverbackend.hh>
Public Member Functions | |
ISTLBackend_NOVLP_CG_SSORk (const GO &grid_operator, unsigned maxiter_=5000, int steps_=5, int verbose_=1) | |
make a linear solver object More... | |
Vector::ElementType | norm (const Vector &v) const |
Compute global norm of a vector. More... | |
void | apply (M &A, V &z, W &r, typename V::ElementType reduction) |
Solve the given linear system. More... | |
const Dune::PDELab::LinearSolverResult< double > & | result () const |
Return access to result data. | |
Detailed Description
template<class GO>
class Dune::PDELab::ISTLBackend_NOVLP_CG_SSORk< GO >
class Dune::PDELab::ISTLBackend_NOVLP_CG_SSORk< GO >
Nonoverlapping parallel CG solver preconditioned by block SSOR.
- Template Parameters
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GO The type of the grid operator used for the spatial discretization. This class will be used to adjust the discretization matrix. and extract the trial grid function space.
Constructor & Destructor Documentation
◆ ISTLBackend_NOVLP_CG_SSORk()
template<class GO >
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inlineexplicit |
make a linear solver object
- Parameters
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[in] gfs_ a grid function space [in] maxiter_ maximum number of iterations to do [in] steps_ number of SSOR steps to apply as inner iteration [in] verbose_ print messages if true
Member Function Documentation
◆ apply()
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inlineinherited |
Solve the given linear system.
- Parameters
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[in] A the given matrix [out] z the solution vector to be computed [in] r right hand side [in] reduction to be achieved
◆ norm()
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inlineinherited |
Compute global norm of a vector.
- Parameters
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[in] v the given vector
The documentation for this class was generated from the following file:
- dune/pdelab/backend/istl/novlpistlsolverbackend.hh
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