Integrand size = 316, antiderivative size = 31 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\frac {1}{2} \log \left (x \left (-x+x (x-\log (x-\log (x (x+\log (x)))))^2\right )\right ) \]
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\[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x (x+\log (x)) (x-\log (x (x+\log (x)))) \left (1-x^2+2 x \log (x-\log (x (x+\log (x))))-\log ^2(x-\log (x (x+\log (x))))\right )} \, dx \\ & = \int \left (\frac {1}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}+\frac {x}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}-\frac {x^2}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}+\frac {2 x^3}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}+\frac {x (-1+2 x) \log (x)}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}-\frac {\left (1+2 x-x^2+3 x^3+\log (x)-x \log (x)+3 x^2 \log (x)-3 x^2 \log (x (x+\log (x)))-3 x \log (x) \log (x (x+\log (x)))\right ) \log (x-\log (x (x+\log (x))))}{x (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}+\frac {\log ^2(x-\log (x (x+\log (x))))}{x (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))}+\frac {\left (-1+2 x^2\right ) \log \left (x^2+x \log (x)\right )}{x (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x))))) (1-x+\log (x-\log (x (x+\log (x)))))}\right ) \, dx \\ & = 2 \int \frac {x^3}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\int \frac {1}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\int \frac {x}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\int \frac {x^2}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\int \frac {x (-1+2 x) \log (x)}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\int \frac {\left (1+2 x-x^2+3 x^3+\log (x)-x \log (x)+3 x^2 \log (x)-3 x^2 \log (x (x+\log (x)))-3 x \log (x) \log (x (x+\log (x)))\right ) \log (x-\log (x (x+\log (x))))}{x (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\int \frac {\log ^2(x-\log (x (x+\log (x))))}{x (-1+x-\log (x-\log (x (x+\log (x))))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\int \frac {\left (-1+2 x^2\right ) \log \left (x^2+x \log (x)\right )}{x (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x))))) (1-x+\log (x-\log (x (x+\log (x)))))} \, dx \\ & = 2 \int \left (\frac {x^3}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {x^3}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx+\int \left (\frac {1}{x}+\frac {(-1+x)^2}{2 x (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {(1+x)^2}{2 x (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx+\int \left (\frac {1}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {1}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx+\int \left (\frac {x}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {x}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx-\int \left (\frac {x^2}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {x^2}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx+\int \left (\frac {x (-1+2 x) \log (x)}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {x (-1+2 x) \log (x)}{2 (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx-\int \left (\frac {(-1+x) \left (1+2 x-x^2+3 x^3+\log (x)-x \log (x)+3 x^2 \log (x)-3 x^2 \log (x (x+\log (x)))-3 x \log (x) \log (x (x+\log (x)))\right )}{2 x (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))}-\frac {(1+x) \left (1+2 x-x^2+3 x^3+\log (x)-x \log (x)+3 x^2 \log (x)-3 x^2 \log (x (x+\log (x)))-3 x \log (x) \log (x (x+\log (x)))\right )}{2 x (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}\right ) \, dx+\int \left (\frac {\left (-1+2 x^2\right ) \log \left (x^2+x \log (x)\right )}{2 x (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))}+\frac {\left (-1+2 x^2\right ) \log \left (x^2+x \log (x)\right )}{2 x (x-\log (x (x+\log (x)))) (1-x+\log (x-\log (x (x+\log (x)))))}\right ) \, dx \\ & = \log (x)+\frac {1}{2} \int \frac {(-1+x)^2}{x (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {1}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {x}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\frac {1}{2} \int \frac {x^2}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {x (-1+2 x) \log (x)}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\frac {1}{2} \int \frac {(-1+x) \left (1+2 x-x^2+3 x^3+\log (x)-x \log (x)+3 x^2 \log (x)-3 x^2 \log (x (x+\log (x)))-3 x \log (x) \log (x (x+\log (x)))\right )}{x (x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\frac {1}{2} \int \frac {(1+x)^2}{x (1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\frac {1}{2} \int \frac {1}{(x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\frac {1}{2} \int \frac {x}{(x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {x^2}{(x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\frac {1}{2} \int \frac {x (-1+2 x) \log (x)}{(x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {(1+x) \left (1+2 x-x^2+3 x^3+\log (x)-x \log (x)+3 x^2 \log (x)-3 x^2 \log (x (x+\log (x)))-3 x \log (x) \log (x (x+\log (x)))\right )}{x (x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {\left (-1+2 x^2\right ) \log \left (x^2+x \log (x)\right )}{x (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx+\frac {1}{2} \int \frac {\left (-1+2 x^2\right ) \log \left (x^2+x \log (x)\right )}{x (x-\log (x (x+\log (x)))) (1-x+\log (x-\log (x (x+\log (x)))))} \, dx+\int \frac {x^3}{(x+\log (x)) (x-\log (x (x+\log (x)))) (-1+x-\log (x-\log (x (x+\log (x)))))} \, dx-\int \frac {x^3}{(x+\log (x)) (x-\log (x (x+\log (x)))) (1+x-\log (x-\log (x (x+\log (x)))))} \, dx \\ & = \text {Too large to display} \\ \end{align*}
Time = 0.24 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.48 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\log (x)+\frac {1}{2} \log \left (1-x^2+2 x \log (x-\log (x (x+\log (x))))-\log ^2(x-\log (x (x+\log (x))))\right ) \]
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Time = 130.12 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.42
method | result | size |
parallelrisch | \(\frac {\ln \left (x -\ln \left (x -\ln \left (\left (x +\ln \left (x \right )\right ) x \right )\right )-1\right )}{2}+\frac {\ln \left (x -\ln \left (x -\ln \left (\left (x +\ln \left (x \right )\right ) x \right )\right )+1\right )}{2}+\ln \left (x \right )\) | \(44\) |
default | \(\ln \left (x \right )+\frac {\ln \left (x^{2}-2 x \ln \left (-\ln \left (x \right )-\ln \left (x +\ln \left (x \right )\right )+\frac {i \pi \,\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i x \right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i \left (x +\ln \left (x \right )\right )\right )\right )}{2}+x \right )+\ln \left (-\ln \left (x \right )-\ln \left (x +\ln \left (x \right )\right )+\frac {i \pi \,\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i x \right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i \left (x +\ln \left (x \right )\right )\right )\right )}{2}+x \right )^{2}-1\right )}{2}\) | \(145\) |
risch | \(\ln \left (x \right )+\frac {\ln \left (x^{2}-2 x \ln \left (-\ln \left (x \right )-\ln \left (x +\ln \left (x \right )\right )+\frac {i \pi \,\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i x \right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i \left (x +\ln \left (x \right )\right )\right )\right )}{2}+x \right )+\ln \left (-\ln \left (x \right )-\ln \left (x +\ln \left (x \right )\right )+\frac {i \pi \,\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i x \right )\right ) \left (-\operatorname {csgn}\left (i x \left (x +\ln \left (x \right )\right )\right )+\operatorname {csgn}\left (i \left (x +\ln \left (x \right )\right )\right )\right )}{2}+x \right )^{2}-1\right )}{2}\) | \(145\) |
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Time = 0.28 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.42 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\frac {1}{2} \, \log \left (x^{2} - 2 \, x \log \left (x - \log \left (x^{2} + x \log \left (x\right )\right )\right ) + \log \left (x - \log \left (x^{2} + x \log \left (x\right )\right )\right )^{2} - 1\right ) + \log \left (x\right ) \]
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Time = 4.62 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.35 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\log {\left (x \right )} + \frac {\log {\left (x^{2} - 2 x \log {\left (x - \log {\left (x^{2} + x \log {\left (x \right )} \right )} \right )} + \log {\left (x - \log {\left (x^{2} + x \log {\left (x \right )} \right )} \right )}^{2} - 1 \right )}}{2} \]
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Time = 0.27 (sec) , antiderivative size = 47, normalized size of antiderivative = 1.52 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\log \left (x\right ) + \frac {1}{2} \, \log \left (-x + \log \left (x - \log \left (x + \log \left (x\right )\right ) - \log \left (x\right )\right ) + 1\right ) + \frac {1}{2} \, \log \left (-x + \log \left (x - \log \left (x + \log \left (x\right )\right ) - \log \left (x\right )\right ) - 1\right ) \]
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Time = 1.06 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.42 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\frac {1}{2} \, \log \left (x^{2} - 2 \, x \log \left (x - \log \left (x + \log \left (x\right )\right ) - \log \left (x\right )\right ) + \log \left (x - \log \left (x + \log \left (x\right )\right ) - \log \left (x\right )\right )^{2} - 1\right ) + \log \left (x\right ) \]
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Time = 14.73 (sec) , antiderivative size = 40, normalized size of antiderivative = 1.29 \[ \int \frac {-x-x^2+x^3-2 x^4+\left (x^2-2 x^3\right ) \log (x)+\left (-x+2 x^3+\left (-1+2 x^2\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (1+2 x-x^2+3 x^3+\left (1-x+3 x^2\right ) \log (x)+\left (-3 x^2-3 x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^2-x \log (x)+(x+\log (x)) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )}{x^3-x^5+\left (x^2-x^4\right ) \log (x)+\left (-x^2+x^4+\left (-x+x^3\right ) \log (x)\right ) \log \left (x^2+x \log (x)\right )+\left (2 x^4+2 x^3 \log (x)+\left (-2 x^3-2 x^2 \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log \left (x-\log \left (x^2+x \log (x)\right )\right )+\left (-x^3-x^2 \log (x)+\left (x^2+x \log (x)\right ) \log \left (x^2+x \log (x)\right )\right ) \log ^2\left (x-\log \left (x^2+x \log (x)\right )\right )} \, dx=\frac {\ln \left (x^2-2\,x\,\ln \left (x-\ln \left (x\,\left (x+\ln \left (x\right )\right )\right )\right )+{\ln \left (x-\ln \left (x\,\left (x+\ln \left (x\right )\right )\right )\right )}^2-1\right )}{2}+\ln \left (x\right ) \]
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