Integrand size = 70, antiderivative size = 22 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{2 \left (-\frac {e^{4 x^4}}{x^2}+x^2\right )^2} \]
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Time = 0.34 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.36, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.014, Rules used = {6838} \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{\frac {2 \left (x^8-2 e^{4 x^4} x^4+e^{8 x^4}\right )}{x^4}} \]
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Rule 6838
Rubi steps \begin{align*} \text {integral}& = e^{\frac {2 \left (e^{8 x^4}-2 e^{4 x^4} x^4+x^8\right )}{x^4}} \\ \end{align*}
Time = 2.08 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{\frac {2 \left (e^{4 x^4}-x^4\right )^2}{x^4}} \]
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Time = 0.92 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.27
method | result | size |
risch | \({\mathrm e}^{\frac {2 \,{\mathrm e}^{8 x^{4}}-4 x^{4} {\mathrm e}^{4 x^{4}}+2 x^{8}}{x^{4}}}\) | \(28\) |
parallelrisch | \({\mathrm e}^{\frac {2 \,{\mathrm e}^{8 x^{4}}-4 x^{4} {\mathrm e}^{4 x^{4}}+2 x^{8}}{x^{4}}}\) | \(30\) |
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Time = 0.26 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.23 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{\left (\frac {2 \, {\left (x^{8} - 2 \, x^{4} e^{\left (4 \, x^{4}\right )} + e^{\left (8 \, x^{4}\right )}\right )}}{x^{4}}\right )} \]
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Time = 0.17 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.32 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{\frac {2 x^{8} - 4 x^{4} e^{4 x^{4}} + 2 e^{8 x^{4}}}{x^{4}}} \]
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Time = 0.28 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{\left (2 \, x^{4} + \frac {2 \, e^{\left (8 \, x^{4}\right )}}{x^{4}} - 4 \, e^{\left (4 \, x^{4}\right )}\right )} \]
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Time = 0.28 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx=e^{\left (2 \, x^{4} + \frac {2 \, e^{\left (8 \, x^{4}\right )}}{x^{4}} - 4 \, e^{\left (4 \, x^{4}\right )}\right )} \]
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Time = 12.54 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.27 \[ \int \frac {e^{\frac {2 e^{8 x^4}-4 e^{4 x^4} x^4+2 x^8}{x^4}} \left (8 x^8-64 e^{4 x^4} x^8+e^{8 x^4} \left (-8+64 x^4\right )\right )}{x^5} \, dx={\mathrm {e}}^{\frac {2\,{\mathrm {e}}^{8\,x^4}}{x^4}}\,{\mathrm {e}}^{-4\,{\mathrm {e}}^{4\,x^4}}\,{\mathrm {e}}^{2\,x^4} \]
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