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| | HypreSmoother () |
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| | HypreSmoother (const HypreParMatrix &A_, int type=DefaultType(), int relax_times=1, real_t relax_weight=1.0, real_t omega=1.0, int poly_order=2, real_t poly_fraction=.3, int eig_est_cg_iter=10) |
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| void | SetType (HypreSmoother::Type type, int relax_times=1) |
| | Set the relaxation type and number of sweeps.
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| void | SetSOROptions (real_t relax_weight, real_t omega) |
| | Set SOR-related parameters.
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| void | SetPolyOptions (int poly_order, real_t poly_fraction, int eig_est_cg_iter=10) |
| | Set parameters for polynomial smoothing.
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| void | SetTaubinOptions (real_t lambda, real_t mu, int iter) |
| | Set parameters for Taubin's lambda-mu method.
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| void | SetWindowByName (const char *window_name) |
| | Convenience function for setting canonical windowing parameters.
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| void | SetWindowParameters (real_t a, real_t b, real_t c) |
| | Set parameters for windowing function for FIR smoother.
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| void | SetFIRCoefficients (real_t max_eig) |
| | Compute window and Chebyshev coefficients for given polynomial order.
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| void | SetPositiveDiagonal (bool pos=true) |
| | After computing l1-norms, replace them with their absolute values.
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| void | SetOperatorSymmetry (bool is_sym) |
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| void | SetOperator (const Operator &op) override |
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| virtual void | Mult (const HypreParVector &b, HypreParVector &x) const |
| | Relax the linear system Ax=b.
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| void | Mult (const Vector &b, Vector &x) const override |
| | Operator application: y=A(x).
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| void | MultTranspose (const Vector &b, Vector &x) const override |
| | Apply transpose of the smoother to relax the linear system Ax=b.
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| virtual | ~HypreSmoother () |
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| | Solver (int s=0, bool iter_mode=false) |
| | Initialize a square Solver with size s.
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| | Solver (int h, int w, bool iter_mode=false) |
| | Initialize a Solver with height h and width w.
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| void | InitTVectors (const Operator *Po, const Operator *Ri, const Operator *Pi, Vector &x, Vector &b, Vector &X, Vector &B) const |
| | Initializes memory for true vectors of linear system.
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| | Operator (int s=0) |
| | Construct a square Operator with given size s (default 0).
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| | Operator (int h, int w) |
| | Construct an Operator with the given height (output size) and width (input size).
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| int | Height () const |
| | Get the height (size of output) of the Operator. Synonym with NumRows().
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| int | NumRows () const |
| | Get the number of rows (size of output) of the Operator. Synonym with Height().
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| int | Width () const |
| | Get the width (size of input) of the Operator. Synonym with NumCols().
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| int | NumCols () const |
| | Get the number of columns (size of input) of the Operator. Synonym with Width().
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| virtual MemoryClass | GetMemoryClass () const |
| | Return the MemoryClass preferred by the Operator.
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| virtual void | AddMult (const Vector &x, Vector &y, const real_t a=1.0) const |
| | Operator application: y+=A(x) (default) or y+=a*A(x).
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| virtual void | AddMultTranspose (const Vector &x, Vector &y, const real_t a=1.0) const |
| | Operator transpose application: y+=A^t(x) (default) or y+=a*A^t(x).
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| virtual void | ArrayMult (const Array< const Vector * > &X, Array< Vector * > &Y) const |
| | Operator application on a matrix: Y=A(X).
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| virtual void | ArrayMultTranspose (const Array< const Vector * > &X, Array< Vector * > &Y) const |
| | Action of the transpose operator on a matrix: Y=A^t(X).
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| virtual void | ArrayAddMult (const Array< const Vector * > &X, Array< Vector * > &Y, const real_t a=1.0) const |
| | Operator application on a matrix: Y+=A(X) (default) or Y+=a*A(X).
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| virtual void | ArrayAddMultTranspose (const Array< const Vector * > &X, Array< Vector * > &Y, const real_t a=1.0) const |
| | Operator transpose application on a matrix: Y+=A^t(X) (default) or Y+=a*A^t(X).
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| virtual Operator & | GetGradient (const Vector &x) const |
| | Evaluate the gradient operator at the point x. The default behavior in class Operator is to generate an error.
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| virtual void | AssembleDiagonal (Vector &diag) const |
| | Computes the diagonal entries into diag. Typically, this operation only makes sense for linear Operators. In some cases, only an approximation of the diagonal is computed.
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| virtual const Operator * | GetProlongation () const |
| | Prolongation operator from linear algebra (linear system) vectors, to input vectors for the operator. NULL means identity.
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| virtual const Operator * | GetRestriction () const |
| | Restriction operator from input vectors for the operator to linear algebra (linear system) vectors. NULL means identity.
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| virtual const Operator * | GetOutputProlongation () const |
| | Prolongation operator from linear algebra (linear system) vectors, to output vectors for the operator. NULL means identity.
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| virtual const Operator * | GetOutputRestrictionTranspose () const |
| | Transpose of GetOutputRestriction, directly available in this form to facilitate matrix-free RAP-type operators.
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| virtual const Operator * | GetOutputRestriction () const |
| | Restriction operator from output vectors for the operator to linear algebra (linear system) vectors. NULL means identity.
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| void | FormLinearSystem (const Array< int > &ess_tdof_list, Vector &x, Vector &b, Operator *&A, Vector &X, Vector &B, int copy_interior=0) |
| | Form a constrained linear system using a matrix-free approach.
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| void | FormRectangularLinearSystem (const Array< int > &trial_tdof_list, const Array< int > &test_tdof_list, Vector &x, Vector &b, Operator *&A, Vector &X, Vector &B) |
| | Form a column-constrained linear system using a matrix-free approach.
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| virtual void | RecoverFEMSolution (const Vector &X, const Vector &b, Vector &x) |
| | Reconstruct a solution vector x (e.g. a GridFunction) from the solution X of a constrained linear system obtained from Operator::FormLinearSystem() or Operator::FormRectangularLinearSystem().
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| void | FormSystemOperator (const Array< int > &ess_tdof_list, Operator *&A) |
| | Return in A a parallel (on truedofs) version of this square operator.
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| void | FormRectangularSystemOperator (const Array< int > &trial_tdof_list, const Array< int > &test_tdof_list, Operator *&A) |
| | Return in A a parallel (on truedofs) version of this rectangular operator (including constraints).
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| void | FormDiscreteOperator (Operator *&A) |
| | Return in A a parallel (on truedofs) version of this rectangular operator.
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| void | PrintMatlab (std::ostream &out, int n, int m=0) const |
| | Prints operator with input size n and output size m in Matlab format.
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| virtual void | PrintMatlab (std::ostream &out) const |
| | Prints operator in Matlab format.
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| virtual | ~Operator () |
| | Virtual destructor.
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| Type | GetType () const |
| | Return the type ID of the Operator class.
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Parallel smoothers in hypre.
Definition at line 1045 of file hypre.hpp.
Public Types inherited from mfem::Operator
1.11.0