Optimal. Leaf size=16 \[ \frac {x \left (d x^3\right )^n}{1+3 n} \]
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Rubi [A]
time = 0.00, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {15, 30}
\begin {gather*} \frac {x \left (d x^3\right )^n}{3 n+1} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 30
Rubi steps
\begin {align*} \int \left (d x^3\right )^n \, dx &=\left (x^{-3 n} \left (d x^3\right )^n\right ) \int x^{3 n} \, dx\\ &=\frac {x \left (d x^3\right )^n}{1+3 n}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 16, normalized size = 1.00 \begin {gather*} \frac {x \left (d x^3\right )^n}{1+3 n} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.01, size = 17, normalized size = 1.06
method | result | size |
gosper | \(\frac {x \left (d \,x^{3}\right )^{n}}{1+3 n}\) | \(17\) |
risch | \(\frac {x \left (d \,x^{3}\right )^{n}}{1+3 n}\) | \(17\) |
norman | \(\frac {x \,{\mathrm e}^{n \ln \left (d \,x^{3}\right )}}{1+3 n}\) | \(19\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 17, normalized size = 1.06 \begin {gather*} \frac {d^{n} x x^{3 \, n}}{3 \, n + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.39, size = 16, normalized size = 1.00 \begin {gather*} \frac {\left (d x^{3}\right )^{n} x}{3 \, n + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \begin {cases} \frac {x \left (d x^{3}\right )^{n}}{3 n + 1} & \text {for}\: n \neq - \frac {1}{3} \\\int \frac {1}{\sqrt [3]{d x^{3}}}\, dx & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 4.42, size = 16, normalized size = 1.00 \begin {gather*} \frac {\left (d x^{3}\right )^{n} x}{3 \, n + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 2.50, size = 16, normalized size = 1.00 \begin {gather*} \frac {x\,{\left (d\,x^3\right )}^n}{3\,n+1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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