Integrand size = 10, antiderivative size = 10 \[ \int \frac {1}{x \arctan (a x)} \, dx=\text {Int}\left (\frac {1}{x \arctan (a x)},x\right ) \]
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Not integrable
Time = 0.01 (sec) , antiderivative size = 10, normalized size of antiderivative = 1.00, number of steps used = 0, number of rules used = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {1}{x \arctan (a x)} \, dx=\int \frac {1}{x \arctan (a x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {1}{x \arctan (a x)} \, dx \\ \end{align*}
Not integrable
Time = 0.51 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.20 \[ \int \frac {1}{x \arctan (a x)} \, dx=\int \frac {1}{x \arctan (a x)} \, dx \]
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Not integrable
Time = 4.59 (sec) , antiderivative size = 10, normalized size of antiderivative = 1.00
\[\int \frac {1}{x \arctan \left (a x \right )}d x\]
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Not integrable
Time = 0.23 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.20 \[ \int \frac {1}{x \arctan (a x)} \, dx=\int { \frac {1}{x \arctan \left (a x\right )} \,d x } \]
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Not integrable
Time = 0.37 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.80 \[ \int \frac {1}{x \arctan (a x)} \, dx=\int \frac {1}{x \operatorname {atan}{\left (a x \right )}}\, dx \]
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Not integrable
Time = 0.24 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.20 \[ \int \frac {1}{x \arctan (a x)} \, dx=\int { \frac {1}{x \arctan \left (a x\right )} \,d x } \]
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Not integrable
Time = 24.44 (sec) , antiderivative size = 3, normalized size of antiderivative = 0.30 \[ \int \frac {1}{x \arctan (a x)} \, dx=\int { \frac {1}{x \arctan \left (a x\right )} \,d x } \]
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Not integrable
Time = 0.27 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.20 \[ \int \frac {1}{x \arctan (a x)} \, dx=\int \frac {1}{x\,\mathrm {atan}\left (a\,x\right )} \,d x \]
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