Integrand size = 41, antiderivative size = 27 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2 e^{3+4 x^2-\frac {4 \left (x+4 \log ^2(x)\right )}{x}} x^2 \]
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Leaf count is larger than twice the leaf count of optimal. \(75\) vs. \(2(27)=54\).
Time = 0.04 (sec) , antiderivative size = 75, normalized size of antiderivative = 2.78, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.024, Rules used = {2326} \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=-\frac {16 e^{-\frac {-4 x^3+x+16 \log ^2(x)}{x}} \left (x^3+2 \log ^2(x)-4 \log (x)\right )}{\frac {-12 x^2+\frac {32 \log (x)}{x}+1}{x}-\frac {-4 x^3+x+16 \log ^2(x)}{x^2}} \]
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Rule 2326
Rubi steps \begin{align*} \text {integral}& = -\frac {16 e^{-\frac {x-4 x^3+16 \log ^2(x)}{x}} \left (x^3-4 \log (x)+2 \log ^2(x)\right )}{\frac {1-12 x^2+\frac {32 \log (x)}{x}}{x}-\frac {x-4 x^3+16 \log ^2(x)}{x^2}} \\ \end{align*}
Time = 0.08 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.85 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2 e^{-1+4 x^2-\frac {16 \log ^2(x)}{x}} x^2 \]
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Time = 0.08 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.93
method | result | size |
risch | \(2 x^{2} {\mathrm e}^{-\frac {-4 x^{3}+16 \ln \left (x \right )^{2}+x}{x}}\) | \(25\) |
parallelrisch | \(2 x^{2} {\mathrm e}^{-\frac {-4 x^{3}+16 \ln \left (x \right )^{2}+x}{x}}\) | \(25\) |
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Time = 0.26 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.93 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2 \, x^{2} e^{\left (\frac {4 \, x^{3} - 16 \, \log \left (x\right )^{2} - x}{x}\right )} \]
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Time = 0.12 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.74 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2 x^{2} e^{\frac {4 x^{3} - x - 16 \log {\left (x \right )}^{2}}{x}} \]
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Time = 0.26 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.81 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2 \, x^{2} e^{\left (4 \, x^{2} - \frac {16 \, \log \left (x\right )^{2}}{x} - 1\right )} \]
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Time = 0.28 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.93 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2 \, x^{2} e^{\left (\frac {4 \, x^{3} - 16 \, \log \left (x\right )^{2} - x}{x}\right )} \]
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Time = 10.83 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.85 \[ \int e^{\frac {-x+4 x^3-16 \log ^2(x)}{x}} \left (4 x+16 x^3-64 \log (x)+32 \log ^2(x)\right ) \, dx=2\,x^2\,{\mathrm {e}}^{-1}\,{\mathrm {e}}^{4\,x^2}\,{\mathrm {e}}^{-\frac {16\,{\ln \left (x\right )}^2}{x}} \]
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