quad.h File Reference

Composites quadrature rules for numerical integration : header file. More...

Go to the source code of this file.

Functions
double	quadPM (double(*f)(double), double *X, int N, double h)
	Numerical integration using composite midpoints rules.
double	quadPMAlloc (double(*f)(double), double a, double b, int N, double *ph)
	Numerical integration using composite midpoints rules.

Detailed Description

Composites quadrature rules for numerical integration : header file.

Author

F. Cuvelier

Version

0.1

Date

18th November 2013

Definition in file quad.h.

Function Documentation

double quadPM	(	double(*)(double)	f,
		double *	X,
		int	N,
		double	h
	)

Numerical integration using composite midpoints rules.

Parameters

[in]	f	function to integrate
[in]	N	number of points of the regular dicretization
[in]	X	pointer to the regular discretization
[in]	h	step value of the discretization.

Returns

the approximation of the integrale over discretization using composite midpoints rules

See Also

DisReg DisRegAlloc

Definition at line 11 of file quad.c.

double quadPMAlloc	(	double(*)(double)	f,
		double	a,
		double	b,
		int	N,
		double *	ph
	)

Numerical integration using composite midpoints rules.

Parameters

[in]	f	function to integrate
[in]	a	lower bound of the interval [a,b]
[in]	b	upper bound of the interval [a,b]
[in]	N	number of points of the regular dicretization
[out]	*ph	step value of the discretization.

Returns

the approximation of the integrale over [a,b] using composite midpoints rules

Definition at line 21 of file quad.c.