#include <DifferentialOperator.h>

Public Member Functions
	DifferentialOperator ()

	DifferentialOperator (const std::size_t &xDerivatives, const std::size_t &sDerivatives)

	DifferentialOperator (const DifferentialOperator &doperator)

DifferentialOperator &	operator= (const DifferentialOperator &doperator)

	~DifferentialOperator ()

void	resizeX (const std::size_t &xDerivatives)

void	resizeS (const std::size_t &sDerivatives)

void	differentiateX ()

void	doubleDifferentiateS ()

void	multiplyPolynomial (const Polynomial &poly)

void	setPolynomial (const std::vector< int > &poly, const std::size_t &x, const std::size_t &s)

void	printOperator () const

void	addOperator (const DifferentialOperator &doperator)

std::size_t	getXDerivatives () const

std::size_t	getSDerivatives () const

bool	isPolynomialZero (const std::size_t &x, const std::size_t &s) const

void	truncate (const std::size_t &truncateOrder)

double	evaluatePolynomial (const double &x, const std::size_t &xDerivative, const std::size_t &sDerivative) const

Private Attributes
std::vector< std::vector < Polynomial > >	polynomials_m

std::size_t	xDerivatives_m

std::size_t	sDerivatives_m

Detailed Description

Definition at line 52 of file DifferentialOperator.h.

Constructor & Destructor Documentation

polynomial::DifferentialOperator::DifferentialOperator ( )

Default constructor, initialises identity operator (constant 1)

Definition at line 34 of file DifferentialOperator.cpp.

References polynomials_m.

polynomial::DifferentialOperator::DifferentialOperator	(	const std::size_t &	xDerivatives,
		const std::size_t &	sDerivatives
	)

Constructor, initialises operator with zero polynomials and derivatives up to xDerivatives in x and sDerivatives in s

Parameters

xDerivatives	-> Highest derivative of x
sDerivatives	-> Highest serivative in s

Definition at line 42 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

polynomial::DifferentialOperator::DifferentialOperator ( const DifferentialOperator & doperator )

Copy constructor

Definition at line 51 of file DifferentialOperator.cpp.

polynomial::DifferentialOperator::~DifferentialOperator ( )

Destructor, does nothing

Definition at line 58 of file DifferentialOperator.cpp.

Member Function Documentation

void polynomial::DifferentialOperator::addOperator ( const DifferentialOperator & doperator )

Add the operator to Operator, term by term

Parameters

doperator -> DifferentialOperator object to be added with this DifferentialOperator object

Definition at line 147 of file DifferentialOperator.cpp.

References polynomials_m, resizeS(), resizeX(), sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::applyOperator().

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void polynomial::DifferentialOperator::differentiateX ( )

Differentiate wrt x using product rule

Definition at line 87 of file DifferentialOperator.cpp.

References polynomials_m, resizeX(), sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::applyOperator(), and polynomial::RecursionRelation::differentiateX().

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void polynomial::DifferentialOperator::doubleDifferentiateS ( )

Differentiate wrt s twice

Definition at line 99 of file DifferentialOperator.cpp.

References polynomials_m, resizeS(), sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::applyOperator().

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double polynomial::DifferentialOperator::evaluatePolynomial	(	const double &	x,
		const std::size_t &	xDerivative,
		const std::size_t &	sDerivative
	)		const

Evaluate polynomial with xDerivative x-derivatives and sDerivative s-derivatives
If xDerivative or sDerivative is greater than xDerivative_m or sDerivative then zero is returned

Parameters

x	-> Point at which polynomial is evaluated
xDerivative	-> Number of x-derivatives
sDerivative	-> Number of s-derivatives

Definition at line 178 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::evaluatePolynomial().

std::size_t polynomial::DifferentialOperator::getSDerivatives ( ) const

inline

Returns highest derivative in s

Definition at line 141 of file DifferentialOperator.h.

References sDerivatives_m.

Referenced by polynomial::RecursionRelation::getMaxSDerivatives().

std::size_t polynomial::DifferentialOperator::getXDerivatives ( ) const

inline

Returns highest derivative in x

Definition at line 137 of file DifferentialOperator.h.

References xDerivatives_m.

Referenced by polynomial::RecursionRelation::getMaxXDerivatives().

bool polynomial::DifferentialOperator::isPolynomialZero	(	const std::size_t &	x,
		const std::size_t &	s
	)		const

Check if polynomial with x x-derivaties and s s-derivatives is a zero polynomial
If x or s is larger than xDerivatives or sDerivatives true is returned

Parameters

x	-> Number of x-derivatives
s	-> Number of s-derivatives

Definition at line 161 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::isPolynomialZero().

void polynomial::DifferentialOperator::multiplyPolynomial ( const Polynomial & poly )

Multiplies each term with given polynomial

Parameters

poly	-> Polynomial that multiplies each term

Definition at line 111 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::applyOperator().

DifferentialOperator & polynomial::DifferentialOperator::operator= ( const DifferentialOperator & doperator )

Assigment operator

Definition at line 61 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

void polynomial::DifferentialOperator::printOperator ( ) const

Print operator, for internal debugging

Definition at line 131 of file DifferentialOperator.cpp.

References endl(), polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::printOperator().

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void polynomial::DifferentialOperator::resizeS ( const std::size_t & sDerivatives )

Set highest derivative in s to sDerivatives

Parameters

sDerivatives -> Highest derivative in s

Definition at line 80 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by addOperator(), doubleDifferentiateS(), polynomial::RecursionRelation::resizeS(), and setPolynomial().

void polynomial::DifferentialOperator::resizeX ( const std::size_t & xDerivatives )

Set highest derivative in x to xDerivatives

Parameters

xDerivatives -> Highest derivative in x

Definition at line 69 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by addOperator(), differentiateX(), polynomial::RecursionRelation::resizeX(), and setPolynomial().

void polynomial::DifferentialOperator::setPolynomial	(	const std::vector< int > &	poly,
		const std::size_t &	x,
		const std::size_t &	s
	)

Assign the input polynomial
If x or s is greater than xDerivatives_m or sDerivatives_m, they are adjusted accordingly and polynomials_m is resized

Parameters

poly	-> Polynomial to be assigned to the operator
x	-> Number of x-derivatives
s	-> Number of s-derivatives

Definition at line 119 of file DifferentialOperator.cpp.

References polynomials_m, resizeS(), resizeX(), sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::RecursionRelation().

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void polynomial::DifferentialOperator::truncate ( const std::size_t & truncateOrder )

Truncate all polynomials to truncateOrder
If truncateOrder is greater than the highest power of x then zeroes are appended to the end

Parameters

truncateOrder -> Highest order of x after truncation

Definition at line 170 of file DifferentialOperator.cpp.

References polynomials_m, sDerivatives_m, and xDerivatives_m.

Referenced by polynomial::RecursionRelation::truncate().

Member Data Documentation

std::vector<std::vector<Polynomial> > polynomial::DifferentialOperator::polynomials_m

private

Definition at line 131 of file DifferentialOperator.h.

Referenced by addOperator(), DifferentialOperator(), differentiateX(), doubleDifferentiateS(), evaluatePolynomial(), isPolynomialZero(), multiplyPolynomial(), operator=(), printOperator(), resizeS(), resizeX(), setPolynomial(), and truncate().

std::size_t polynomial::DifferentialOperator::sDerivatives_m

private

Definition at line 133 of file DifferentialOperator.h.

Referenced by addOperator(), DifferentialOperator(), differentiateX(), doubleDifferentiateS(), evaluatePolynomial(), getSDerivatives(), isPolynomialZero(), multiplyPolynomial(), operator=(), printOperator(), resizeS(), resizeX(), setPolynomial(), and truncate().

std::size_t polynomial::DifferentialOperator::xDerivatives_m

private

Definition at line 132 of file DifferentialOperator.h.

Referenced by addOperator(), DifferentialOperator(), differentiateX(), doubleDifferentiateS(), evaluatePolynomial(), getXDerivatives(), isPolynomialZero(), multiplyPolynomial(), operator=(), printOperator(), resizeS(), resizeX(), setPolynomial(), and truncate().

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

src/Classic/AbsBeamline/MultipoleTFunctions/DifferentialOperator.h
src/Classic/AbsBeamline/MultipoleTFunctions/DifferentialOperator.cpp

Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation