Fresnel integrals

Computes fresnel integrals with 1*10^-9 accuracy.
Updated 22 Dec 2004

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MEX file to compute Fresnel integrals.

[C, S] = fcs(x) returns Fresnel integrals C ans S for argument x, x must be double and real.

F = fcs(x) returns complex F = C+i*S

This function uses an improved method for computing Fresnel integrals with an error of less then 1x10^-9, described in:

Klaus D. Mielenz, Computation of Fresnel Integrals. II
J. Res. Natl. Inst. Stand. Technol. 105, 589 (2000), pp 589-590

Notes for Linux implementation
Compile this with:
mex -O fcs.c

Notes for Windows implementation
Compile this with:
mex -O fcs.c -DWIN32

Cite As

Peter Volegov (2024). Fresnel integrals (, MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R14SP1
Compatible with any release
Platform Compatibility
Windows macOS Linux

Inspired: FresnelS and FresnelC, Fresnel Integral

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