Optimal. Leaf size=20 \[ -\left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \]
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Rubi [A]
time = 0.01, antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {1971, 30}
\begin {gather*} -\left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \end {gather*}
Antiderivative was successfully verified.
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Rule 30
Rule 1971
Rubi steps
\begin {align*} \int \frac {\left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}}}{x} \, dx &=\left (x \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}}\right ) \int \frac {1}{x^2} \, dx\\ &=-\left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 20, normalized size = 1.00 \begin {gather*} -\left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.05, size = 22, normalized size = 1.10
method | result | size |
gosper | \(-\left (a \left (b \,x^{m}\right )^{n}\right )^{-\frac {1}{m n}}\) | \(22\) |
derivativedivides | \(-\left (a \left (b \,x^{m}\right )^{n}\right )^{-\frac {1}{m n}}\) | \(22\) |
default | \(-\left (a \left (b \,x^{m}\right )^{n}\right )^{-\frac {1}{m n}}\) | \(22\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.40, size = 35, normalized size = 1.75 \begin {gather*} -\frac {1}{a^{\frac {1}{m n}} b^{\left (\frac {1}{m}\right )} {\left ({\left (x^{m}\right )}^{n}\right )}^{\frac {1}{m n}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 21, normalized size = 1.05 \begin {gather*} -\frac {e^{\left (-\frac {n \log \left (b\right ) + \log \left (a\right )}{m n}\right )}}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 1.55, size = 15, normalized size = 0.75 \begin {gather*} - \left (a \left (b x^{m}\right )^{n}\right )^{- \frac {1}{m n}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 2.34, size = 21, normalized size = 1.05 \begin {gather*} -\frac {1}{\left (\left (b x^{m}\right )^{n} a\right )^{\frac {1}{m n}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.97, size = 21, normalized size = 1.05 \begin {gather*} -\frac {1}{{\left (a\,{\left (b\,x^m\right )}^n\right )}^{\frac {1}{m\,n}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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