Fresnel cos integral.

Contents

Interface Function Documentation Page Comments

Interface

#include <codecogs/maths/special/fresnel_cos.h>

using namespace Maths::Special;

	double	fresnel_cos (double x) Fresnel cos integral.
	Real	cc_fresnel_cos (Real x) This function is available as a Microsoft Excel add-in.

Function Documentation

Evaluates the cosine Fresnel integral.

The integral is evaluated by a power series for x < 1.

For x >= 1 auxiliary functions f(x) and g(x) are employed such that

Accuracy:

                         Relative error.
  domain     # trials      peak         rms
   0, 10       10000       1.8e-15     3.3e-16
 

Parameters:

x	main input argument

Authors:

Cephes Math Library Release 2.8: June, 2000 Copyright 1984, 1987, 1989, 2000 by Stephen L. Moshier
Documentation Nick Owens