dolfin::FunctionAXPY Class Reference

#include <FunctionAXPY.h>

Public Types
enum	Direction : int { ADD_ADD =0, SUB_ADD =1, ADD_SUB =2, SUB_SUB =3 }
	Enum to decide what way AXPY is constructed.

Public Member Functions
	FunctionAXPY (std::shared_ptr< const Function > func, double scalar)
	Constructor.
	FunctionAXPY (const FunctionAXPY &axpy, double scalar)
	Constructor.
	FunctionAXPY (std::shared_ptr< const Function > func0, std::shared_ptr< const Function > func1, Direction direction)
	Constructor.
	FunctionAXPY (const FunctionAXPY &axpy, std::shared_ptr< const Function > func, Direction direction)
	Constructor.
	FunctionAXPY (const FunctionAXPY &axpy0, const FunctionAXPY &axpy1, Direction direction)
	Constructor.
	FunctionAXPY (std::vector< std::pair< double, std::shared_ptr< const Function >>> pairs)
	Constructor.
	FunctionAXPY (const FunctionAXPY &axpy)
	Copy constructor.
	~FunctionAXPY ()
	Destructor.
FunctionAXPY	operator+ (std::shared_ptr< const Function > func) const
	Addition operator.
FunctionAXPY	operator+ (const FunctionAXPY &axpy) const
	Addition operator.
FunctionAXPY	operator- (std::shared_ptr< const Function > func) const
	Subtraction operator.
FunctionAXPY	operator- (const FunctionAXPY &axpy) const
	Subtraction operator.
FunctionAXPY	operator* (double scale) const
	Scale operator.
FunctionAXPY	operator/ (double scale) const
	Scale operator.
const std::vector< std::pair< double, std::shared_ptr< const Function > > > &	pairs () const
	Return the scalar and Function pairs.

Detailed Description

This class represents a linear combination of functions. It is mostly used as an intermediate class for operations such as u = 3*u0 + 4*u1; where the rhs generates an FunctionAXPY.

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The documentation for this class was generated from the following files:

• /home/fenics/shared/dolfin/dolfin/function/FunctionAXPY.h
• /home/fenics/shared/dolfin/dolfin/function/FunctionAXPY.cpp