Integrand size = 72, antiderivative size = 21 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6}{\log (x) \left (1+\frac {2 x^2}{\log \left (x^2\right )}\right )} \]
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\[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {6 \left (-4 x^2 \log (x) \left (-1+\log \left (x^2\right )\right )-\log \left (x^2\right ) \left (2 x^2+\log \left (x^2\right )\right )\right )}{x \log ^2(x) \left (2 x^2+\log \left (x^2\right )\right )^2} \, dx \\ & = 6 \int \frac {-4 x^2 \log (x) \left (-1+\log \left (x^2\right )\right )-\log \left (x^2\right ) \left (2 x^2+\log \left (x^2\right )\right )}{x \log ^2(x) \left (2 x^2+\log \left (x^2\right )\right )^2} \, dx \\ & = 6 \int \left (-\frac {1}{x \log ^2(x)}+\frac {4 x \left (1+2 x^2\right )}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )^2}-\frac {2 x (-1+2 \log (x))}{\log ^2(x) \left (2 x^2+\log \left (x^2\right )\right )}\right ) \, dx \\ & = -\left (6 \int \frac {1}{x \log ^2(x)} \, dx\right )-12 \int \frac {x (-1+2 \log (x))}{\log ^2(x) \left (2 x^2+\log \left (x^2\right )\right )} \, dx+24 \int \frac {x \left (1+2 x^2\right )}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )^2} \, dx \\ & = -\left (6 \text {Subst}\left (\int \frac {1}{x^2} \, dx,x,\log (x)\right )\right )-12 \int \left (-\frac {x}{\log ^2(x) \left (2 x^2+\log \left (x^2\right )\right )}+\frac {2 x}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )}\right ) \, dx+24 \int \left (\frac {x}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )^2}+\frac {2 x^3}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )^2}\right ) \, dx \\ & = \frac {6}{\log (x)}+12 \int \frac {x}{\log ^2(x) \left (2 x^2+\log \left (x^2\right )\right )} \, dx+24 \int \frac {x}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )^2} \, dx-24 \int \frac {x}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )} \, dx+48 \int \frac {x^3}{\log (x) \left (2 x^2+\log \left (x^2\right )\right )^2} \, dx \\ \end{align*}
Time = 0.22 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.10 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6 \log \left (x^2\right )}{2 x^2 \log (x)+\log (x) \log \left (x^2\right )} \]
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Time = 17.88 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.10
method | result | size |
parallelrisch | \(\frac {6 \ln \left (x^{2}\right )}{\ln \left (x \right ) \left (2 x^{2}+\ln \left (x^{2}\right )\right )}\) | \(23\) |
default | \(-\frac {24 x^{2}}{\left (-i \pi \,\operatorname {csgn}\left (i x^{2}\right ) \operatorname {csgn}\left (i x \right )^{2}+2 i \pi \operatorname {csgn}\left (i x^{2}\right )^{2} \operatorname {csgn}\left (i x \right )-i \pi \operatorname {csgn}\left (i x^{2}\right )^{3}+4 x^{2}+4 \ln \left (x \right )\right ) \ln \left (x \right )}+\frac {6}{\ln \left (x \right )}\) | \(78\) |
parts | \(-\frac {24 x^{2}}{\left (-i \pi \,\operatorname {csgn}\left (i x^{2}\right ) \operatorname {csgn}\left (i x \right )^{2}+2 i \pi \operatorname {csgn}\left (i x^{2}\right )^{2} \operatorname {csgn}\left (i x \right )-i \pi \operatorname {csgn}\left (i x^{2}\right )^{3}+4 x^{2}+4 \ln \left (x \right )\right ) \ln \left (x \right )}+\frac {6}{\ln \left (x \right )}\) | \(78\) |
risch | \(\frac {6 \pi \operatorname {csgn}\left (i x \right )^{2} \operatorname {csgn}\left (i x^{2}\right )-12 \pi \,\operatorname {csgn}\left (i x \right ) \operatorname {csgn}\left (i x^{2}\right )^{2}+6 \pi \operatorname {csgn}\left (i x^{2}\right )^{3}+24 i \ln \left (x \right )}{\left (\pi \operatorname {csgn}\left (i x \right )^{2} \operatorname {csgn}\left (i x^{2}\right )-2 \pi \,\operatorname {csgn}\left (i x \right ) \operatorname {csgn}\left (i x^{2}\right )^{2}+\pi \operatorname {csgn}\left (i x^{2}\right )^{3}+4 i x^{2}+4 i \ln \left (x \right )\right ) \ln \left (x \right )}\) | \(115\) |
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Time = 0.24 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.48 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6}{x^{2} + \log \left (x\right )} \]
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Time = 0.06 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.33 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6}{x^{2} + \log {\left (x \right )}} \]
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Time = 0.24 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.48 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6}{x^{2} + \log \left (x\right )} \]
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Time = 0.27 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.48 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6}{x^{2} + \log \left (x\right )} \]
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Time = 9.37 (sec) , antiderivative size = 164, normalized size of antiderivative = 7.81 \[ \int \frac {24 x^2 \log (x)+\left (-12 x^2-24 x^2 \log (x)\right ) \log \left (x^2\right )-6 \log ^2\left (x^2\right )}{4 x^5 \log ^2(x)+4 x^3 \log ^2(x) \log \left (x^2\right )+x \log ^2(x) \log ^2\left (x^2\right )} \, dx=\frac {6\,\ln \left (x^2\right )-12\,\ln \left (x\right )+\frac {12\,\ln \left (x\right )\,\left (x\,{\left (\ln \left (x^2\right )-2\,\ln \left (x\right )\right )}^2+4\,x^3\,\left (\ln \left (x^2\right )-2\,\ln \left (x\right )\right )+8\,x^5\,\left (\ln \left (x^2\right )-2\,\ln \left (x\right )\right )+2\,x^3\,{\left (\ln \left (x^2\right )-2\,\ln \left (x\right )\right )}^2+4\,x^5+8\,x^7\right )}{\left (\ln \left (x^2\right )-2\,\ln \left (x\right )+2\,x^2\right )\,\left (2\,x^3\,\left (\ln \left (x^2\right )-2\,\ln \left (x\right )\right )+x\,\left (\ln \left (x^2\right )-2\,\ln \left (x\right )\right )+2\,x^3+4\,x^5\right )}}{2\,{\ln \left (x\right )}^2+\ln \left (x\right )\,\left (\ln \left (x^2\right )-2\,\ln \left (x\right )+2\,x^2\right )} \]
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