Integrand size = 160, antiderivative size = 22 \[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=e^{\frac {2}{9} \left (x+x^2+\log \left (\frac {7 x}{8}+\log (x)\right )\right )^2} \]
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\[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=\int \frac {\exp \left (\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )\right ) \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {\exp \left (\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )\right ) \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{x (63 x+72 \log (x))} \, dx \\ & = \int \frac {2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} \exp \left (\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )\right ) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \left (8+7 x+7 x^2+14 x^3+8 x (1+2 x) \log (x)\right ) \left (x+x^2+\log \left (\frac {7 x}{8}+\log (x)\right )\right )}{9 x} \, dx \\ & = \frac {1}{9} \int \frac {2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} \exp \left (\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )\right ) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \left (8+7 x+7 x^2+14 x^3+8 x (1+2 x) \log (x)\right ) \left (x+x^2+\log \left (\frac {7 x}{8}+\log (x)\right )\right )}{x} \, dx \\ & = \frac {1}{9} \int \left (2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} \exp \left (\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )\right ) (1+x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \left (8+7 x+7 x^2+14 x^3+8 x \log (x)+16 x^2 \log (x)\right )+\frac {2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} \exp \left (\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )\right ) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \left (8+7 x+7 x^2+14 x^3+8 x \log (x)+16 x^2 \log (x)\right ) \log \left (\frac {7 x}{8}+\log (x)\right )}{x}\right ) \, dx \\ & = \frac {1}{9} \int 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} \exp \left (\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )\right ) (1+x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \left (8+7 x+7 x^2+14 x^3+8 x \log (x)+16 x^2 \log (x)\right ) \, dx+\frac {1}{9} \int \frac {2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} \exp \left (\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )\right ) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \left (8+7 x+7 x^2+14 x^3+8 x \log (x)+16 x^2 \log (x)\right ) \log \left (\frac {7 x}{8}+\log (x)\right )}{x} \, dx \\ & = \frac {1}{9} \int \left (2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}}+15\ 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}}+7\ 2^{3-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^2 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}}+21\ 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^3 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}}+7\ 2^{3-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^4 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}}+2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x \left (1+3 x+2 x^2\right ) \log (x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}}\right ) \, dx+\frac {1}{9} \int \left (7\ 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )+\frac {2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )}{x}+7\ 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )+7\ 2^{3-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^2 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )+2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} \log (x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )+2^{6-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x \log (x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )\right ) \, dx \\ & = \frac {1}{9} \int 2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \, dx+\frac {1}{9} \int 2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x \left (1+3 x+2 x^2\right ) \log (x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \, dx+\frac {1}{9} \int \frac {2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right )}{x} \, dx+\frac {1}{9} \int 2^{5-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} \log (x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right ) \, dx+\frac {1}{9} \int 2^{6-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x \log (x) (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right ) \, dx+\frac {7}{9} \int 2^{3-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^2 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \, dx+\frac {7}{9} \int 2^{3-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^4 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \, dx+\frac {7}{9} \int 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right ) \, dx+\frac {7}{9} \int 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right ) \, dx+\frac {7}{9} \int 2^{3-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^2 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \log \left (\frac {7 x}{8}+\log (x)\right ) \, dx+\frac {5}{3} \int 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \, dx+\frac {7}{3} \int 2^{2-\frac {4 x}{3}-\frac {4 x^2}{3}} e^{\frac {2}{9} \left (x^2 (1+x)^2+\log ^2\left (\frac {7 x}{8}+\log (x)\right )\right )} x^3 (7 x+8 \log (x))^{-1+\frac {4 x}{9}+\frac {4 x^2}{9}} \, dx \\ & = \text {Too large to display} \\ \end{align*}
\[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=\int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. \(42\) vs. \(2(17)=34\).
Time = 1.30 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.95
method | result | size |
risch | \(\left (\ln \left (x \right )+\frac {7 x}{8}\right )^{\frac {4 \left (1+x \right ) x}{9}} {\mathrm e}^{\frac {2 \ln \left (\ln \left (x \right )+\frac {7 x}{8}\right )^{2}}{9}+\frac {2 x^{4}}{9}+\frac {4 x^{3}}{9}+\frac {2 x^{2}}{9}}\) | \(43\) |
parallelrisch | \({\mathrm e}^{\frac {2 \ln \left (\ln \left (x \right )+\frac {7 x}{8}\right )^{2}}{9}+\frac {\left (4 x^{2}+4 x \right ) \ln \left (\ln \left (x \right )+\frac {7 x}{8}\right )}{9}+\frac {2 x^{4}}{9}+\frac {4 x^{3}}{9}+\frac {2 x^{2}}{9}}\) | \(47\) |
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Leaf count of result is larger than twice the leaf count of optimal. 42 vs. \(2 (17) = 34\).
Time = 0.23 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.91 \[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=e^{\left (\frac {2}{9} \, x^{4} + \frac {4}{9} \, x^{3} + \frac {2}{9} \, x^{2} + \frac {4}{9} \, {\left (x^{2} + x\right )} \log \left (\frac {7}{8} \, x + \log \left (x\right )\right ) + \frac {2}{9} \, \log \left (\frac {7}{8} \, x + \log \left (x\right )\right )^{2}\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 58 vs. \(2 (20) = 40\).
Time = 0.87 (sec) , antiderivative size = 58, normalized size of antiderivative = 2.64 \[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=e^{\frac {2 x^{4}}{9} + \frac {4 x^{3}}{9} + \frac {2 x^{2}}{9} + \left (\frac {4 x^{2}}{9} + \frac {4 x}{9}\right ) \log {\left (\frac {7 x}{8} + \log {\left (x \right )} \right )} + \frac {2 \log {\left (\frac {7 x}{8} + \log {\left (x \right )} \right )}^{2}}{9}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 87 vs. \(2 (17) = 34\).
Time = 0.49 (sec) , antiderivative size = 87, normalized size of antiderivative = 3.95 \[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=e^{\left (\frac {2}{9} \, x^{4} + \frac {4}{9} \, x^{3} - \frac {4}{3} \, x^{2} \log \left (2\right ) + \frac {4}{9} \, x^{2} \log \left (7 \, x + 8 \, \log \left (x\right )\right ) + \frac {2}{9} \, x^{2} - \frac {4}{3} \, x \log \left (2\right ) + 2 \, \log \left (2\right )^{2} + \frac {4}{9} \, x \log \left (7 \, x + 8 \, \log \left (x\right )\right ) - \frac {4}{3} \, \log \left (2\right ) \log \left (7 \, x + 8 \, \log \left (x\right )\right ) + \frac {2}{9} \, \log \left (7 \, x + 8 \, \log \left (x\right )\right )^{2}\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 50 vs. \(2 (17) = 34\).
Time = 3.69 (sec) , antiderivative size = 50, normalized size of antiderivative = 2.27 \[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx=e^{\left (\frac {2}{9} \, x^{4} + \frac {4}{9} \, x^{3} + \frac {4}{9} \, x^{2} \log \left (\frac {7}{8} \, x + \log \left (x\right )\right ) + \frac {2}{9} \, x^{2} + \frac {4}{9} \, x \log \left (\frac {7}{8} \, x + \log \left (x\right )\right ) + \frac {2}{9} \, \log \left (\frac {7}{8} \, x + \log \left (x\right )\right )^{2}\right )} \]
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Time = 13.90 (sec) , antiderivative size = 47, normalized size of antiderivative = 2.14 \[ \int \frac {e^{\frac {1}{9} \left (2 x^2+4 x^3+2 x^4+\left (4 x+4 x^2\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )+2 \log ^2\left (\frac {1}{8} (7 x+8 \log (x))\right )\right )} \left (32 x+60 x^2+56 x^3+84 x^4+56 x^5+\left (32 x^2+96 x^3+64 x^4\right ) \log (x)+\left (32+28 x+28 x^2+56 x^3+\left (32 x+64 x^2\right ) \log (x)\right ) \log \left (\frac {1}{8} (7 x+8 \log (x))\right )\right )}{63 x^2+72 x \log (x)} \, dx={\mathrm {e}}^{\frac {2\,x^2}{9}}\,{\mathrm {e}}^{\frac {2\,x^4}{9}}\,{\mathrm {e}}^{\frac {4\,x^3}{9}}\,{\mathrm {e}}^{\frac {2\,{\ln \left (\frac {7\,x}{8}+\ln \left (x\right )\right )}^2}{9}}\,{\left (\frac {7\,x}{8}+\ln \left (x\right )\right )}^{\frac {4\,x^2}{9}+\frac {4\,x}{9}} \]
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