QuantLib: a free/open-source library for quantitative finance
fully annotated source code - version 1.38
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Public Member Functions | Private Attributes | List of all members
FdmWienerOp Class Reference

#include <fdmwienerop.hpp>

+ Inheritance diagram for FdmWienerOp:
+ Collaboration diagram for FdmWienerOp:

Public Member Functions

 FdmWienerOp (const ext::shared_ptr< FdmMesher > &mesher, ext::shared_ptr< YieldTermStructure > rTS, const Array &lambdas)
 
Size size () const override
 
void setTime (Time t1, Time t2) override
 Time \(t1 <= t2\) is required. More...
 
Array apply (const Array &x) const override
 
Array apply_mixed (const Array &x) const override
 
Array apply_direction (Size direction, const Array &x) const override
 
Array solve_splitting (Size direction, const Array &x, Real s) const override
 
Array preconditioner (const Array &r, Real s) const override
 
std::vector< SparseMatrixtoMatrixDecomp () const override
 
- Public Member Functions inherited from FdmLinearOpComposite
virtual Size size () const =0
 
virtual void setTime (Time t1, Time t2)=0
 Time \(t1 <= t2\) is required. More...
 
virtual Array apply_mixed (const Array &r) const =0
 
virtual Array apply_direction (Size direction, const Array &r) const =0
 
virtual Array solve_splitting (Size direction, const Array &r, Real s) const =0
 
virtual Array preconditioner (const Array &r, Real s) const =0
 
virtual std::vector< SparseMatrixtoMatrixDecomp () const
 
SparseMatrix toMatrix () const override
 
- Public Member Functions inherited from FdmLinearOp
virtual ~FdmLinearOp ()=default
 
virtual array_type apply (const array_type &r) const =0
 
virtual SparseMatrix toMatrix () const =0
 

Private Attributes

const ext::shared_ptr< YieldTermStructurerTS_
 
std::vector< ext::shared_ptr< TripleBandLinearOp > > ops_
 
Rate r_ = 0.0
 

Additional Inherited Members

- Public Types inherited from FdmLinearOp
typedef Array array_type
 

Detailed Description

Definition at line 35 of file fdmwienerop.hpp.

Constructor & Destructor Documentation

◆ FdmWienerOp()

FdmWienerOp ( const ext::shared_ptr< FdmMesher > &  mesher,
ext::shared_ptr< YieldTermStructure rTS,
const Array lambdas 
)

Definition at line 34 of file fdmwienerop.cpp.

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Member Function Documentation

◆ size()

Size size ( ) const
overridevirtual

Implements FdmLinearOpComposite.

Definition at line 50 of file fdmwienerop.cpp.

◆ setTime()

void setTime ( Time  t1,
Time  t2 
)
overridevirtual

Time \(t1 <= t2\) is required.

Implements FdmLinearOpComposite.

Definition at line 54 of file fdmwienerop.cpp.

◆ apply()

Array apply ( const Array x) const
overridevirtual

Implements FdmLinearOp.

Definition at line 59 of file fdmwienerop.cpp.

◆ apply_mixed()

Array apply_mixed ( const Array x) const
overridevirtual

Implements FdmLinearOpComposite.

Definition at line 67 of file fdmwienerop.cpp.

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◆ apply_direction()

Array apply_direction ( Size  direction,
const Array x 
) const
overridevirtual

Implements FdmLinearOpComposite.

Definition at line 71 of file fdmwienerop.cpp.

◆ solve_splitting()

Array solve_splitting ( Size  direction,
const Array x,
Real  s 
) const
overridevirtual

Implements FdmLinearOpComposite.

Definition at line 75 of file fdmwienerop.cpp.

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◆ preconditioner()

Array preconditioner ( const Array r,
Real  s 
) const
overridevirtual

Implements FdmLinearOpComposite.

Definition at line 81 of file fdmwienerop.cpp.

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◆ toMatrixDecomp()

std::vector< SparseMatrix > toMatrixDecomp ( ) const
overridevirtual

Reimplemented from FdmLinearOpComposite.

Definition at line 85 of file fdmwienerop.cpp.

Member Data Documentation

◆ rTS_

const ext::shared_ptr<YieldTermStructure> rTS_
private

Definition at line 55 of file fdmwienerop.hpp.

◆ ops_

std::vector<ext::shared_ptr<TripleBandLinearOp> > ops_
private

Definition at line 56 of file fdmwienerop.hpp.

◆ r_

Rate r_ = 0.0
private

Definition at line 57 of file fdmwienerop.hpp.