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| | TBilinearForm (const IntegratorType &integ, const FiniteElementSpace &sol_fes) |
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| virtual | ~TBilinearForm () |
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| virtual const Operator * | GetProlongation () const |
| | Get the input finite element space prolongation matrix.
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| virtual const Operator * | GetRestriction () const |
| | Get the input finite element space restriction matrix.
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| virtual void | Mult (const Vector &x, Vector &y) const |
| | Operator application: y=A(x).
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| void | MultUnassembled (const Vector &x, Vector &y) const |
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| void | Assemble () |
| | Partial assembly of quadrature point data.
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| MFEM_ALWAYS_INLINE void | ElementAddMultAssembled (int el, solFieldEval &solFEval) const |
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| void | MultAssembled (const Vector &x, Vector &y) const |
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| void | TestElementwiseExtractAssemble (const Vector &x, Vector &y) const |
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| void | SerializeNodes (Vector &sNodes) const |
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| void | AssembleFromSerializedNodes (const Vector &sNodes) |
| | Partial assembly from "serialized" nodes.
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| void | Serialize (const Vector &x, Vector &sx) const |
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| void | MultAssembledSerialized (const Vector &sx, Vector &sy) const |
| | serialized vector sx --> serialized vector 'sy'
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| void | AssembleMatrix (SparseMatrix &M) const |
| | Assemble the operator in a SparseMatrix.
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| void | AssembleMatrix (DenseTensor &M) const |
| | Assemble element matrices and store them as a DenseTensor object.
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| void | AssembleBilinearForm (BilinearForm &a) const |
| | Assemble element matrices and add them to the bilinear form.
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| void | AddMult (DenseTensor &M, const Vector &x, Vector &y) const |
| | Multiplication using assembled element matrices stored as a DenseTensor.
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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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| 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 | MultTranspose (const Vector &x, Vector &y) const |
| | Action of the transpose operator: y=A^t(x). The default behavior in class Operator is to generate an error.
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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 * | 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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| typedef complex_t | complex_type |
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| typedef real_t | real_type |
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| typedef meshType::FE_type | meshFE_type |
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| typedef ShapeEvaluator< meshFE_type, IR, real_t > | meshShapeEval |
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| typedef solFESpace::FE_type | solFE_type |
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| typedef ShapeEvaluator< solFE_type, IR, real_t > | solShapeEval |
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| typedef solVecLayout_t | solVecLayout_type |
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| typedef impl_traits_t::vcomplex_t | vcomplex_t |
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| typedef impl_traits_t::vreal_t | vreal_t |
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| typedef kernel_t::template CoefficientEval< IR, coeff_t, impl_traits_t >::Type | coeff_eval_t |
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| typedef TElementTransformation< meshType, IR, real_t > | Trans_t |
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| typedef FieldEvaluator< solFESpace, solVecLayout_t, IR, complex_t, real_t > | solFieldEval |
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| typedef IntegratorType | integ_t |
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| typedef integ_t::coefficient_type | coeff_t |
| | coeff_t might be TConstantCoefficient or TFunctionCoefficient, for example
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| typedef integ_t::template kernel< sdim, dim, vcomplex_t >::type | kernel_t |
| | kernel_t may be TDiffusionKernel or TMassKernel
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| typedef kernel_t::template p_asm_data< qpts >::type | p_assembled_t |
| | p_assembled_t is something like a TTensor or TMatrix for partial assembly
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| typedef kernel_t::template f_asm_data< qpts >::type | f_assembled_t |
| | f_assembled_t is something like a TTensor or TMatrix for full assembly
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template<typename meshType, typename solFESpace, typename IR, typename
IntegratorType, typename solVecLayout_t = ScalarLayout, typename complex_t = real_t, typename
real_t = real_t, typename impl_traits_t = AutoSIMDTraits<complex_t,real_t>>
class mfem::TBilinearForm< meshType, solFESpace, IR, IntegratorType, solVecLayout_t, complex_t, real_t, impl_traits_t >
Templated bilinear form class, cf. bilinearform.?pp.
- Template Parameters
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| meshType | typically TMesh, which is templated on FE type |
| solFESpace | eg. H1_FiniteElementSpace |
| IR | integration rule, typically TIntegrationRule, which is further templated on element geometry |
| IntegratorType | typically a TIntegrator, which is templated on a kernel, eg. TDiffusionKernel or TMassKernel. This describes what actual problem you solve. |
| solVecLayout_t | describes how degrees of freedom are laid out, scalar or vector, column/row major, etc. |
| complex_t | data type for solution dofs |
| real_t | data type for mesh nodes, solution basis, and mesh basis |
Definition at line 46 of file tbilinearform.hpp.
Public Types inherited from mfem::Operator
1.11.0