Integrand size = 167, antiderivative size = 28 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=-x+\frac {2}{\log \left (-6+e^{-4 x} \left (\frac {3}{x}+x\right )^2+\log (4)\right )} \]
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\[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=\int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \left (-1+\frac {4 \left (3+x^2\right ) \left (3+6 x-x^2+2 x^3\right )}{x \left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )}\right ) \, dx \\ & = -x+4 \int \frac {\left (3+x^2\right ) \left (3+6 x-x^2+2 x^3\right )}{x \left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \, dx \\ & = -x+4 \int \left (\frac {18}{\left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )}+\frac {9}{x \left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )}+\frac {12 x^2}{\left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )}+\frac {2 x^4}{\left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )}+\frac {x^3}{\left (-9-6 x^2-x^4+6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )}\right ) \, dx \\ & = -x+4 \int \frac {x^3}{\left (-9-6 x^2-x^4+6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \, dx+8 \int \frac {x^4}{\left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \, dx+36 \int \frac {1}{x \left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \, dx+48 \int \frac {x^2}{\left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \, dx+72 \int \frac {1}{\left (9+6 x^2+x^4-6 e^{4 x} x^2 \left (1-\frac {\log (2)}{3}\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \, dx \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.39 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=-x+\frac {2}{\log \left (\frac {e^{-4 x} \left (9+x^4+x^2 \left (6+e^{4 x} (-6+\log (4))\right )\right )}{x^2}\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(82\) vs. \(2(29)=58\).
Time = 26.56 (sec) , antiderivative size = 83, normalized size of antiderivative = 2.96
method | result | size |
norman | \(\frac {2-x \ln \left (\frac {\left (\left (2 x^{2} \ln \left (2\right )-6 x^{2}\right ) {\mathrm e}^{4 x}+x^{4}+6 x^{2}+9\right ) {\mathrm e}^{-4 x}}{x^{2}}\right )}{\ln \left (\frac {\left (\left (2 x^{2} \ln \left (2\right )-6 x^{2}\right ) {\mathrm e}^{4 x}+x^{4}+6 x^{2}+9\right ) {\mathrm e}^{-4 x}}{x^{2}}\right )}\) | \(83\) |
parallelrisch | \(-\frac {-2+x \ln \left (\frac {\left (\left (2 x^{2} \ln \left (2\right )-6 x^{2}\right ) {\mathrm e}^{4 x}+x^{4}+6 x^{2}+9\right ) {\mathrm e}^{-4 x}}{x^{2}}\right )}{\ln \left (\frac {\left (\left (2 x^{2} \ln \left (2\right )-6 x^{2}\right ) {\mathrm e}^{4 x}+x^{4}+6 x^{2}+9\right ) {\mathrm e}^{-4 x}}{x^{2}}\right )}\) | \(83\) |
risch | \(\text {Expression too large to display}\) | \(815\) |
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Leaf count of result is larger than twice the leaf count of optimal. 82 vs. \(2 (29) = 58\).
Time = 0.25 (sec) , antiderivative size = 82, normalized size of antiderivative = 2.93 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=-\frac {x \log \left (\frac {{\left (x^{4} + 6 \, x^{2} + 2 \, {\left (x^{2} \log \left (2\right ) - 3 \, x^{2}\right )} e^{\left (4 \, x\right )} + 9\right )} e^{\left (-4 \, x\right )}}{x^{2}}\right ) - 2}{\log \left (\frac {{\left (x^{4} + 6 \, x^{2} + 2 \, {\left (x^{2} \log \left (2\right ) - 3 \, x^{2}\right )} e^{\left (4 \, x\right )} + 9\right )} e^{\left (-4 \, x\right )}}{x^{2}}\right )} \]
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Time = 0.25 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.46 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=- x + \frac {2}{\log {\left (\frac {\left (x^{4} + 6 x^{2} + \left (- 6 x^{2} + 2 x^{2} \log {\left (2 \right )}\right ) e^{4 x} + 9\right ) e^{- 4 x}}{x^{2}} \right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 77 vs. \(2 (29) = 58\).
Time = 0.40 (sec) , antiderivative size = 77, normalized size of antiderivative = 2.75 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=-\frac {4 \, x^{2} - x \log \left (x^{4} + 2 \, x^{2} {\left (\log \left (2\right ) - 3\right )} e^{\left (4 \, x\right )} + 6 \, x^{2} + 9\right ) + 2 \, x \log \left (x\right ) + 2}{4 \, x - \log \left (x^{4} + 2 \, x^{2} {\left (\log \left (2\right ) - 3\right )} e^{\left (4 \, x\right )} + 6 \, x^{2} + 9\right ) + 2 \, \log \left (x\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 94 vs. \(2 (29) = 58\).
Time = 2.15 (sec) , antiderivative size = 94, normalized size of antiderivative = 3.36 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=-\frac {x \log \left (x^{2}\right ) - x \log \left ({\left (x^{4} + 2 \, x^{2} e^{\left (4 \, x\right )} \log \left (2\right ) - 6 \, x^{2} e^{\left (4 \, x\right )} + 6 \, x^{2} + 9\right )} e^{\left (-4 \, x\right )}\right ) + 2}{\log \left (x^{2}\right ) - \log \left ({\left (x^{4} + 2 \, x^{2} e^{\left (4 \, x\right )} \log \left (2\right ) - 6 \, x^{2} e^{\left (4 \, x\right )} + 6 \, x^{2} + 9\right )} e^{\left (-4 \, x\right )}\right )} \]
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Time = 9.86 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.61 \[ \int \frac {36+72 x+48 x^3-4 x^4+8 x^5+\left (-9 x-6 x^3-x^5+e^{4 x} \left (6 x^3-x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )}{\left (9 x+6 x^3+x^5+e^{4 x} \left (-6 x^3+x^3 \log (4)\right )\right ) \log ^2\left (\frac {e^{-4 x} \left (9+6 x^2+x^4+e^{4 x} \left (-6 x^2+x^2 \log (4)\right )\right )}{x^2}\right )} \, dx=\frac {2}{\ln \left (\frac {{\mathrm {e}}^{-4\,x}\,\left ({\mathrm {e}}^{4\,x}\,\left (2\,x^2\,\ln \left (2\right )-6\,x^2\right )+6\,x^2+x^4+9\right )}{x^2}\right )}-x \]
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