Fresnel Cosine and Sine Integral Function

This function calculates the fresnel cosine and sine integrals.

This function calculates the fresnel cosine and sine integrals.Input:

y = values for which fresnel integrals have to be evaluated

Output:
FresnelC = fresnel cosine integral of y
FresnelS = fresnel sine integral of y

Adapted from:
Atlas for computing mathematical functions : an illustrated guide for practitioners, with programs in C and Mathematica / William J. Thompson. New York : Wiley, c1997.

Author: Venkata Sivakanth Telasula
email: [e-mail]
date: August 11, 2005