Całka z funkcji sin(x^4)

$f(x) =$ $\sin\left({x}^{4}\right)$
$\displaystyle\int{f(x)}\, \mathrm{d}x =$ $\dfrac{-\left(\left(\mathrm{{\Gamma}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Incomplete_gamma_function}{?}}}}\left(\dfrac{1}{4},\mathrm{{i}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Imaginary_unit}{?}}}}{\cdot}{x}^{4}\right)+\mathrm{{\Gamma}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Incomplete_gamma_function}{?}}}}\left(\dfrac{1}{4},-\mathrm{{i}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Imaginary_unit}{?}}}}{\cdot}{x}^{4}\right)\right){\cdot}\sin\left(\dfrac{{\pi}}{8}\right)+\left(\mathrm{{i}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Imaginary_unit}{?}}}}{\cdot}\mathrm{{\Gamma}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Incomplete_gamma_function}{?}}}}\left(\dfrac{1}{4},\mathrm{{i}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Imaginary_unit}{?}}}}{\cdot}{x}^{4}\right)-\mathrm{{i}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Imaginary_unit}{?}}}}{\cdot}\mathrm{{\Gamma}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Incomplete_gamma_function}{?}}}}\left(\dfrac{1}{4},-\mathrm{{i}^{\color{#a0a0a0}{\href{http://en.wikipedia.org/wiki/Imaginary_unit}{?}}}}{\cdot}{x}^{4}\right)\right){\cdot}\cos\left(\dfrac{{\pi}}{8}\right)\right){\cdot}x}{8{\cdot}\left|x\right|}$

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