Revision as of 17:25, 5 October 2016 by Tom(talk | contribs)(Created page with "==Theorem== The following formula holds: $$C(x) = \displaystyle\sum_{k=0}^{\infty} \dfrac{(-1)^k x^{4k+1}}{(2k)!(4k+1)},$$ where $C$ denotes Fresnel C and $(2k)!$ denotes...")
The following formula holds:
$$C(x) = \displaystyle\sum_{k=0}^{\infty} \dfrac{(-1)^k x^{4k+1}}{(2k)!(4k+1)},$$
where $C$ denotes Fresnel C and $(2k)!$ denotes factorial.
