dg::Horner2d Struct Reference

\( f(x,y) = \sum_{i=0}^{M-1} \sum_{j=0}^{N-1} c_{iN+j} x^i y^j \) More...

Public Member Functions
	Horner2d ()
	Initialize 1 coefficient to 1.
	Horner2d (std::vector< double > c, unsigned M, unsigned N)
	Initialize coefficients and dimensions.
double	operator() (double x, double y) const

Detailed Description

\( f(x,y) = \sum_{i=0}^{M-1} \sum_{j=0}^{N-1} c_{iN+j} x^i y^j \)

Evaluated using Horner's method

Constructor & Destructor Documentation

Horner2d() [1/2]

dg::Horner2d::Horner2d ( )

inline

Initialize 1 coefficient to 1.

Horner2d() [2/2]

dg::Horner2d::Horner2d ( std::vector< double > c, unsigned M, unsigned N )

inline

Initialize coefficients and dimensions.

Parameters

c	vector of size MN containing coefficientc c (accessed as c[i*N+j] i.e. y-direction is contiguous)
M	number of polynomials in x
N	number of polynomials in y

Member Function Documentation

operator()()

double dg::Horner2d::operator() ( double x, double y ) const

inline

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

• functors.h