Integrand size = 71, antiderivative size = 23 \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=x-4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right ) \]
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\[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=\int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {4 \log (2)-7 \log (2) \log (x)+22 x \log ^2(x)-\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{\log (x) (\log (2)-2 x \log (x))} \, dx \\ & = \int \left (\frac {\log (16)-\log (128) \log (x)+22 x \log ^2(x)}{\log (x) (\log (2)-2 x \log (x))}-4 \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right )\right ) \, dx \\ & = -\left (4 \int \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right ) \, dx\right )+\int \frac {\log (16)-\log (128) \log (x)+22 x \log ^2(x)}{\log (x) (\log (2)-2 x \log (x))} \, dx \\ & = -4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right )+4 \int \frac {-\log (2)+\log (4) \log (x)-6 x \log ^2(x)}{\log (x) (\log (2)-2 x \log (x))} \, dx+\int \left (-11+\frac {\log (16)}{\log (2) \log (x)}+\frac {\log (2) \log (16)+x \log (256)}{\log ^2(2)-x \log (4) \log (x)}\right ) \, dx \\ & = -11 x-4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right )+4 \int \left (3-\frac {1}{\log (x)}+\frac {2 x+\log (2)}{-\log (2)+2 x \log (x)}\right ) \, dx+\frac {\log (16) \int \frac {1}{\log (x)} \, dx}{\log (2)}+\int \frac {\log (2) \log (16)+x \log (256)}{\log ^2(2)-x \log (4) \log (x)} \, dx \\ & = x-4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right )+\frac {\log (16) \operatorname {LogIntegral}(x)}{\log (2)}-4 \int \frac {1}{\log (x)} \, dx+4 \int \frac {2 x+\log (2)}{-\log (2)+2 x \log (x)} \, dx+\int \left (\frac {\log (2) \log (16)}{\log ^2(2)-x \log (4) \log (x)}-\frac {x \log (256)}{-\log ^2(2)+x \log (4) \log (x)}\right ) \, dx \\ & = x-4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right )-4 \operatorname {LogIntegral}(x)+\frac {\log (16) \operatorname {LogIntegral}(x)}{\log (2)}+4 \int \left (-\frac {\log (2)}{\log (2)-2 x \log (x)}+\frac {2 x}{-\log (2)+2 x \log (x)}\right ) \, dx+(\log (2) \log (16)) \int \frac {1}{\log ^2(2)-x \log (4) \log (x)} \, dx-\log (256) \int \frac {x}{-\log ^2(2)+x \log (4) \log (x)} \, dx \\ & = x-4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right )-4 \operatorname {LogIntegral}(x)+\frac {\log (16) \operatorname {LogIntegral}(x)}{\log (2)}+8 \int \frac {x}{-\log (2)+2 x \log (x)} \, dx-(4 \log (2)) \int \frac {1}{\log (2)-2 x \log (x)} \, dx+(\log (2) \log (16)) \int \frac {1}{\log ^2(2)-x \log (4) \log (x)} \, dx-\log (256) \int \frac {x}{-\log ^2(2)+x \log (4) \log (x)} \, dx \\ \end{align*}
Time = 0.33 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.00 \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=x-4 x \log \left (8 x^2 \left (2 x-\frac {\log (2)}{\log (x)}\right )\right ) \]
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Time = 2.88 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.17
method | result | size |
norman | \(x -4 x \ln \left (\frac {16 x^{3} \ln \left (x \right )-8 x^{2} \ln \left (2\right )}{\ln \left (x \right )}\right )\) | \(27\) |
parallelrisch | \(x -4 x \ln \left (\frac {16 x^{3} \ln \left (x \right )-8 x^{2} \ln \left (2\right )}{\ln \left (x \right )}\right )\) | \(27\) |
default | \(-12 x \ln \left (2\right )+x -4 \ln \left (\frac {x^{2} \left (2 x \ln \left (x \right )-\ln \left (2\right )\right )}{\ln \left (x \right )}\right ) x\) | \(30\) |
risch | \(-4 x \ln \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )+4 x \ln \left (\ln \left (x \right )\right )-2 i \pi x \operatorname {csgn}\left (\frac {i x^{2} \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{3}+2 i \pi x \operatorname {csgn}\left (i x^{2}\right )^{3}+2 i \pi x \,\operatorname {csgn}\left (i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )\right ) \operatorname {csgn}\left (\frac {i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right ) \operatorname {csgn}\left (\frac {i}{\ln \left (x \right )}\right )+4 i \pi x \operatorname {csgn}\left (\frac {i x^{2} \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{2}-4 i \pi x -2 i \pi x \operatorname {csgn}\left (\frac {i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{2} \operatorname {csgn}\left (\frac {i}{\ln \left (x \right )}\right )+2 i \pi x \,\operatorname {csgn}\left (\frac {i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right ) \operatorname {csgn}\left (\frac {i x^{2} \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right ) \operatorname {csgn}\left (i x^{2}\right )+2 i \pi x \operatorname {csgn}\left (i x \right )^{2} \operatorname {csgn}\left (i x^{2}\right )+2 i \pi x \operatorname {csgn}\left (\frac {i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{3}-4 i \pi x \,\operatorname {csgn}\left (i x \right ) \operatorname {csgn}\left (i x^{2}\right )^{2}-2 i \pi x \operatorname {csgn}\left (\frac {i x^{2} \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{2} \operatorname {csgn}\left (i x^{2}\right )-2 i \pi x \,\operatorname {csgn}\left (\frac {i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right ) \operatorname {csgn}\left (\frac {i x^{2} \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{2}-2 i \pi x \,\operatorname {csgn}\left (i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )\right ) \operatorname {csgn}\left (\frac {i \left (-2 x \ln \left (x \right )+\ln \left (2\right )\right )}{\ln \left (x \right )}\right )^{2}-12 x \ln \left (2\right )-8 x \ln \left (x \right )+x\) | \(392\) |
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Time = 0.27 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.17 \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=-4 \, x \log \left (\frac {8 \, {\left (2 \, x^{3} \log \left (x\right ) - x^{2} \log \left (2\right )\right )}}{\log \left (x\right )}\right ) + x \]
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Time = 0.18 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.13 \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=- 4 x \log {\left (\frac {16 x^{3} \log {\left (x \right )} - 8 x^{2} \log {\left (2 \right )}}{\log {\left (x \right )}} \right )} + x \]
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Time = 0.30 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.52 \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=-x {\left (12 \, \log \left (2\right ) - 1\right )} - 4 \, x \log \left (2 \, x \log \left (x\right ) - \log \left (2\right )\right ) - 8 \, x \log \left (x\right ) + 4 \, x \log \left (\log \left (x\right )\right ) \]
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Time = 0.28 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.52 \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=-x {\left (12 \, \log \left (2\right ) - 1\right )} - 4 \, x \log \left (2 \, x \log \left (x\right ) - \log \left (2\right )\right ) - 8 \, x \log \left (x\right ) + 4 \, x \log \left (\log \left (x\right )\right ) \]
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Timed out. \[ \int \frac {-4 \log (2)+7 \log (2) \log (x)-22 x \log ^2(x)+\left (4 \log (2) \log (x)-8 x \log ^2(x)\right ) \log \left (\frac {-8 x^2 \log (2)+16 x^3 \log (x)}{\log (x)}\right )}{-\log (2) \log (x)+2 x \log ^2(x)} \, dx=\int -\frac {4\,\ln \left (2\right )+22\,x\,{\ln \left (x\right )}^2-7\,\ln \left (2\right )\,\ln \left (x\right )+\ln \left (\frac {16\,x^3\,\ln \left (x\right )-8\,x^2\,\ln \left (2\right )}{\ln \left (x\right )}\right )\,\left (8\,x\,{\ln \left (x\right )}^2-4\,\ln \left (2\right )\,\ln \left (x\right )\right )}{2\,x\,{\ln \left (x\right )}^2-\ln \left (2\right )\,\ln \left (x\right )} \,d x \]
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