Integrand size = 9, antiderivative size = 25 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=\frac {1}{1-x}-\frac {1}{x}-2 \log (1-x)+2 \log (x) \]
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Time = 0.01 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {46} \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=\frac {1}{1-x}-\frac {1}{x}-2 \log (1-x)+2 \log (x) \]
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Rule 46
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {1}{(-1+x)^2}-\frac {2}{-1+x}+\frac {1}{x^2}+\frac {2}{x}\right ) \, dx \\ & = \frac {1}{1-x}-\frac {1}{x}-2 \log (1-x)+2 \log (x) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=-\frac {1}{-1+x}-\frac {1}{x}-2 \log (1-x)+2 \log (x) \]
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Time = 0.18 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.96
method | result | size |
default | \(-\frac {1}{-1+x}-2 \ln \left (-1+x \right )-\frac {1}{x}+2 \ln \left (x \right )\) | \(24\) |
norman | \(\frac {1-2 x}{x \left (-1+x \right )}+2 \ln \left (x \right )-2 \ln \left (-1+x \right )\) | \(26\) |
risch | \(\frac {1-2 x}{x \left (-1+x \right )}+2 \ln \left (x \right )-2 \ln \left (-1+x \right )\) | \(26\) |
meijerg | \(-\frac {1}{x}+1+2 \ln \left (x \right )+2 i \pi +\frac {3 x}{-3 x +3}-2 \ln \left (1-x \right )\) | \(34\) |
parallelrisch | \(\frac {2 x^{2} \ln \left (x \right )-2 \ln \left (-1+x \right ) x^{2}+1-2 x \ln \left (x \right )+2 \ln \left (-1+x \right ) x -2 x}{x \left (-1+x \right )}\) | \(43\) |
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none
Time = 0.24 (sec) , antiderivative size = 40, normalized size of antiderivative = 1.60 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=-\frac {2 \, {\left (x^{2} - x\right )} \log \left (x - 1\right ) - 2 \, {\left (x^{2} - x\right )} \log \left (x\right ) + 2 \, x - 1}{x^{2} - x} \]
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Time = 0.05 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.80 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=\frac {1 - 2 x}{x^{2} - x} + 2 \log {\left (x \right )} - 2 \log {\left (x - 1 \right )} \]
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none
Time = 0.20 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.08 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=-\frac {2 \, x - 1}{x^{2} - x} - 2 \, \log \left (x - 1\right ) + 2 \, \log \left (x\right ) \]
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none
Time = 0.28 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.20 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=-\frac {1}{x - 1} + \frac {1}{\frac {1}{x - 1} + 1} + 2 \, \log \left ({\left | -\frac {1}{x - 1} - 1 \right |}\right ) \]
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Time = 0.05 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.08 \[ \int \frac {1}{(-1+x)^2 x^2} \, dx=\frac {1}{x\,\left (x-1\right )}-\frac {2}{x-1}-2\,\ln \left (\frac {x-1}{x}\right ) \]
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