Integrand size = 29, antiderivative size = 33 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=e^{\frac {8}{i \pi +\log (-\log (\log (2)))}}+\log \left (\frac {e^{e^5}}{x}-x\right ) \]
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Time = 0.02 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.52, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.103, Rules used = {1607, 457, 78} \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=\log \left (e^{e^5}-x^2\right )-\log (x) \]
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Rule 78
Rule 457
Rule 1607
Rubi steps \begin{align*} \text {integral}& = \int \frac {-e^{e^5}-x^2}{x \left (e^{e^5}-x^2\right )} \, dx \\ & = \frac {1}{2} \text {Subst}\left (\int \frac {-e^{e^5}-x}{\left (e^{e^5}-x\right ) x} \, dx,x,x^2\right ) \\ & = \frac {1}{2} \text {Subst}\left (\int \left (-\frac {2}{e^{e^5}-x}-\frac {1}{x}\right ) \, dx,x,x^2\right ) \\ & = -\log (x)+\log \left (e^{e^5}-x^2\right ) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.52 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=-\log (x)+\log \left (e^{e^5}-x^2\right ) \]
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Time = 0.20 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.48
method | result | size |
default | \(\ln \left (x^{2}-{\mathrm e}^{{\mathrm e}^{5}}\right )-\ln \left (x \right )\) | \(16\) |
norman | \(-\ln \left (x \right )+\ln \left (-x^{2}+{\mathrm e}^{{\mathrm e}^{5}}\right )\) | \(16\) |
risch | \(\ln \left (x^{2}-{\mathrm e}^{{\mathrm e}^{5}}\right )-\ln \left (x \right )\) | \(16\) |
parallelrisch | \(\ln \left (x^{2}-{\mathrm e}^{{\mathrm e}^{5}}\right )-\ln \left (x \right )\) | \(16\) |
meijerg | \(-\ln \left (x \right )+\frac {{\mathrm e}^{5}}{2}-\frac {i \pi }{2}+\ln \left (1-x^{2} {\mathrm e}^{-{\mathrm e}^{5}}\right )\) | \(27\) |
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Time = 0.25 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.45 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=\log \left (x^{2} - e^{\left (e^{5}\right )}\right ) - \log \left (x\right ) \]
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Time = 0.10 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.36 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=- \log {\left (x \right )} + \log {\left (x^{2} - e^{e^{5}} \right )} \]
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Time = 0.19 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.45 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=\log \left (x^{2} - e^{\left (e^{5}\right )}\right ) - \log \left (x\right ) \]
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Time = 0.26 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.55 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=-\frac {1}{2} \, \log \left (x^{2}\right ) + \log \left ({\left | x^{2} - e^{\left (e^{5}\right )} \right |}\right ) \]
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Time = 9.09 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.45 \[ \int \frac {-e^{e^5}-x^2}{e^{e^5} x-x^3} \, dx=\ln \left (x^2-{\mathrm {e}}^{{\mathrm {e}}^5}\right )-\ln \left (x\right ) \]
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