fcs Subroutine

public subroutine fcs(x, c, s)

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! FCS computes Fresnel integrals C(x) and S(x).

Licensing:

This routine is copyrighted by Shanjie Zhang and Jianming Jin.  However, 
they give permission to incorporate this routine into a user program 
provided that the copyright is acknowledged.

Modified:

17 July 2012

Author:

Shanjie Zhang, Jianming Jin

Reference:

Shanjie Zhang, Jianming Jin,
Computation of Special Functions,
Wiley, 1996,
ISBN: 0-471-11963-6,
LC: QA351.C45.

Parameters:

Input, real ( kind = 8 ) X, the argument.

Output, real ( kind = 8 ) C, S, the function values.

Arguments

Type IntentOptional Attributes Name
real(kind=8) :: x
real(kind=8) :: c
real(kind=8) :: s