Optimal. Leaf size=18 \[ \frac {1}{2} x^3 \left (a x^n\right )^{-1/n} \]
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Rubi [A]
time = 0.00, antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {15, 30}
\begin {gather*} \frac {1}{2} x^3 \left (a x^n\right )^{-1/n} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 30
Rubi steps
\begin {align*} \int x^2 \left (a x^n\right )^{-1/n} \, dx &=\left (x \left (a x^n\right )^{-1/n}\right ) \int x \, dx\\ &=\frac {1}{2} x^3 \left (a x^n\right )^{-1/n}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 18, normalized size = 1.00 \begin {gather*} \frac {1}{2} x^3 \left (a x^n\right )^{-1/n} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 17, normalized size = 0.94
method | result | size |
gosper | \(\frac {x^{3} \left (a \,x^{n}\right )^{-\frac {1}{n}}}{2}\) | \(17\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.31, size = 21, normalized size = 1.17 \begin {gather*} \frac {x^{3}}{2 \, a^{\left (\frac {1}{n}\right )} {\left (x^{n}\right )}^{\left (\frac {1}{n}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 12, normalized size = 0.67 \begin {gather*} \frac {x^{2}}{2 \, a^{\left (\frac {1}{n}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.41, size = 12, normalized size = 0.67 \begin {gather*} \frac {x^{3} \left (a x^{n}\right )^{- \frac {1}{n}}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.95, size = 12, normalized size = 0.67 \begin {gather*} \frac {x^{2}}{2 \, a^{\left (\frac {1}{n}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.12, size = 16, normalized size = 0.89 \begin {gather*} \frac {x^3}{2\,{\left (a\,x^n\right )}^{1/n}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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