MathUtils::Rational Class Reference

Rational function functor: f(x) = P(x) / Q(x). Both numerator P and denominator Q are polynomials. More...

#include <MathUtils_FunctorScalar.hxx>

Public Member Functions
	Rational (const math_Vector &theNum, const math_Vector &theDenom)
	Constructor from math_Vector.
	Rational (std::initializer_list< double > theNum, std::initializer_list< double > theDenom)
	Constructor from initializer lists.
bool	Value (double theX, double &theY) const
	Evaluates rational function at theX.

Detailed Description

Rational function functor: f(x) = P(x) / Q(x). Both numerator P and denominator Q are polynomials.

Usage:

// (x + 1) / (x^2 + 1)
Rational aRat({1.0, 1.0}, {1.0, 0.0, 1.0});

Constructor & Destructor Documentation

Rational() [1/2]

MathUtils::Rational::Rational ( const math_Vector & theNum, const math_Vector & theDenom )

inline

Constructor from math_Vector.

Parameters

theNum	numerator coefficients (ascending power order)
theDenom	denominator coefficients (ascending power order)

Rational() [2/2]

MathUtils::Rational::Rational ( std::initializer_list< double > theNum, std::initializer_list< double > theDenom )

inline

Constructor from initializer lists.

Parameters

theNum	numerator coefficients
theDenom	denominator coefficients

Member Function Documentation

Value()

bool MathUtils::Rational::Value ( double theX, double & theY ) const

inline

Evaluates rational function at theX.

Parameters

[in]	theX	input value
[out]	theY	function value P(theX)/Q(theX)

Returns

false if denominator is zero

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

• MathUtils_FunctorScalar.hxx