Integrand size = 12, antiderivative size = 5 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\log \left (\cot ^{-1}(x)\right ) \]
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Time = 0.01 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {5003} \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\log \left (\cot ^{-1}(x)\right ) \]
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Rule 5003
Rubi steps \begin{align*} \text {integral}& = -\log \left (\cot ^{-1}(x)\right ) \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\log \left (\cot ^{-1}(x)\right ) \]
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Time = 0.29 (sec) , antiderivative size = 6, normalized size of antiderivative = 1.20
method | result | size |
derivativedivides | \(-\ln \left (\operatorname {arccot}\left (x \right )\right )\) | \(6\) |
default | \(-\ln \left (\operatorname {arccot}\left (x \right )\right )\) | \(6\) |
parallelrisch | \(-\ln \left (\operatorname {arccot}\left (x \right )\right )\) | \(6\) |
risch | \(-\ln \left (\ln \left (i x +1\right )+i \left (i \ln \left (-i x +1\right )-\pi \right )\right )\) | \(29\) |
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none
Time = 0.25 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\log \left (\operatorname {arccot}\left (x\right )\right ) \]
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Time = 0.09 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=- \log {\left (\operatorname {acot}{\left (x \right )} \right )} \]
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none
Time = 0.18 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\log \left (\operatorname {arccot}\left (x\right )\right ) \]
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none
Time = 0.27 (sec) , antiderivative size = 8, normalized size of antiderivative = 1.60 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\log \left ({\left | \arctan \left (\frac {1}{x}\right ) \right |}\right ) \]
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Time = 0.71 (sec) , antiderivative size = 5, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\left (1+x^2\right ) \cot ^{-1}(x)} \, dx=-\ln \left (\mathrm {acot}\left (x\right )\right ) \]
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