scalfunc.cpp File Reference

Implementation of scalar functions. More...

#include <ctime>
#include <cmath>
#include <spuc.h>
#include "vector.h"
#include "scalfunc.h"

Include dependency graph for scalfunc.cpp:

Namespaces
namespace	SPUC
Functions
double	SPUC::Qfunc (double x)
	Q-function.
double	SPUC::erfinv (double x)
	Inverse of error function.
double	SPUC::gamma (double x)
	Gamma function.
double	SPUC::asinh (double x)
	Arcus sinhyp.
double	SPUC::acosh (double x)
	Arcus coshyp.
double	SPUC::atanh (double x)
	Arcus tanhyp.
double	SPUC::fact (int index)
	Calculates factorial coefficient for index <= 170.
long	SPUC::mod (long k, long n)
	Calculates the modulus, i.e. the signed reminder after division.
long	SPUC::gcd (long a, long b)
	returns the greatest common divisor (GCD) g of the elements a and b.
double	SPUC::integrate (double(*f)(double), double A, double B, double tol=0.001)
	Integrate over the function f from A to B with tolerance tol.
double	SPUC::binom (int n, int k)
	Compute the binomial coefficient "n over k" as a float.
int	SPUC::binom_i (int n, int k)
	Compute the binomial coefficient "n over k" as an integer.
double	SPUC::log_binom (int n, int k)
	Compute the base 10 logarithm of the binomial coefficient "n over k".

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Detailed Description

Implementation of scalar functions.

Author:

Tony Ottosson and Pål Frenger

1.16

2002/11/18 22:02:51

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