Integrand size = 45, antiderivative size = 18 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3 (29+x)}{\left (-\frac {1}{x}+x\right ) \log (x)} \]
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\[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (-1+x^2\right )^2 \log ^2(x)} \, dx \\ & = \int \left (-\frac {3 (29+x)}{\left (-1+x^2\right ) \log ^2(x)}-\frac {3 \left (29+2 x+29 x^2\right )}{\left (-1+x^2\right )^2 \log (x)}\right ) \, dx \\ & = -\left (3 \int \frac {29+x}{\left (-1+x^2\right ) \log ^2(x)} \, dx\right )-3 \int \frac {29+2 x+29 x^2}{\left (-1+x^2\right )^2 \log (x)} \, dx \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.94 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3 x (29+x)}{\left (-1+x^2\right ) \log (x)} \]
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Time = 0.98 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00
method | result | size |
risch | \(\frac {3 x \left (x +29\right )}{\left (x^{2}-1\right ) \ln \left (x \right )}\) | \(18\) |
norman | \(\frac {3 x^{2}+87 x}{\left (x^{2}-1\right ) \ln \left (x \right )}\) | \(22\) |
parallelrisch | \(\frac {3 x^{2}+87 x}{\left (x^{2}-1\right ) \ln \left (x \right )}\) | \(22\) |
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Time = 0.24 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3 \, {\left (x^{2} + 29 \, x\right )}}{{\left (x^{2} - 1\right )} \log \left (x\right )} \]
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Time = 0.06 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.83 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3 x^{2} + 87 x}{\left (x^{2} - 1\right ) \log {\left (x \right )}} \]
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Time = 0.24 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3 \, {\left (x^{2} + 29 \, x\right )}}{{\left (x^{2} - 1\right )} \log \left (x\right )} \]
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Time = 0.27 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.22 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3 \, {\left (x^{2} + 29 \, x\right )}}{x^{2} \log \left (x\right ) - \log \left (x\right )} \]
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Time = 17.13 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.94 \[ \int \frac {87+3 x-87 x^2-3 x^3+\left (-87-6 x-87 x^2\right ) \log (x)}{\left (1-2 x^2+x^4\right ) \log ^2(x)} \, dx=\frac {3\,x\,\left (x+29\right )}{\ln \left (x\right )\,\left (x^2-1\right )} \]
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