# Fresnel cosine integral C(x)

## Calculates the Fresnel cosine integral C(x).

 $C(x)={\large\int_{\small 0}^{\hspace{25}\small x}cos(\frac{\pi t^2}{2})}dt$
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 $\normal Fresnel\ sine\ integral\ S(x)\\\hspace{20} and\ Fresnel\ cosine\ integral\ C(x)\\[10](1)\ S(x)={\large\int_{\small 0}^{\hspace{25}\small x}sin(\frac{\pi t^2}{2})}dt\\(2)\ C(x)={\large\int_{\small 0}^{\hspace{25pt}\small x}cos(\frac{\pi t^2}{2})}dt\\$
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