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scipy.special.fresnel
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scipy.special.fresnel(x[, out1, out2]) = <ufunc 'fresnel'>
(ssa,cca)=fresnel(z) returns the fresnel sin and cos integrals: integral(sin(pi/2
* t**2),t=0..z) and integral(cos(pi/2 * t**2),t=0..z) for real or
complex z.