Integrand size = 11, antiderivative size = 15 \[ \int \left (a x^n\right )^{-1/n} \, dx=x \left (a x^n\right )^{-1/n} \log (x) \]
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Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {15, 29} \[ \int \left (a x^n\right )^{-1/n} \, dx=x \log (x) \left (a x^n\right )^{-1/n} \]
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Rule 15
Rule 29
Rubi steps \begin{align*} \text {integral}& = \left (x \left (a x^n\right )^{-1/n}\right ) \int \frac {1}{x} \, dx \\ & = x \left (a x^n\right )^{-1/n} \log (x) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \left (a x^n\right )^{-1/n} \, dx=x \left (a x^n\right )^{-1/n} \log (x) \]
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Time = 0.05 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.93
method | result | size |
norman | \(\frac {x \ln \left (a \,{\mathrm e}^{n \ln \left (x \right )}\right ) {\mathrm e}^{-\frac {\ln \left (a \,{\mathrm e}^{n \ln \left (x \right )}\right )}{n}}}{n}\) | \(29\) |
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none
Time = 0.26 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.67 \[ \int \left (a x^n\right )^{-1/n} \, dx=\frac {\log \left (x\right )}{a^{\left (\frac {1}{n}\right )}} \]
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Time = 0.26 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80 \[ \int \left (a x^n\right )^{-1/n} \, dx=x \left (a x^{n}\right )^{- \frac {1}{n}} \log {\left (x \right )} \]
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\[ \int \left (a x^n\right )^{-1/n} \, dx=\int { \frac {1}{\left (a x^{n}\right )^{\left (\frac {1}{n}\right )}} \,d x } \]
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none
Time = 0.28 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.67 \[ \int \left (a x^n\right )^{-1/n} \, dx=\frac {\log \left (x\right )}{a^{\left (\frac {1}{n}\right )}} \]
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Timed out. \[ \int \left (a x^n\right )^{-1/n} \, dx=\int \frac {1}{{\left (a\,x^n\right )}^{1/n}} \,d x \]
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