Optimal. Leaf size=20 \[ \frac {2 \left (a x^3-b\right )^{3/2}}{9 a} \]
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Rubi [A] time = 0.00, antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.059, Rules used = {261} \begin {gather*} \frac {2 \left (a x^3-b\right )^{3/2}}{9 a} \end {gather*}
Antiderivative was successfully verified.
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Rule 261
Rubi steps
\begin {align*} \int x^2 \sqrt {-b+a x^3} \, dx &=\frac {2 \left (-b+a x^3\right )^{3/2}}{9 a}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 20, normalized size = 1.00 \begin {gather*} \frac {2 \left (a x^3-b\right )^{3/2}}{9 a} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.02, size = 20, normalized size = 1.00 \begin {gather*} \frac {2 \left (-b+a x^3\right )^{3/2}}{9 a} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.47, size = 16, normalized size = 0.80 \begin {gather*} \frac {2 \, {\left (a x^{3} - b\right )}^{\frac {3}{2}}}{9 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.19, size = 16, normalized size = 0.80 \begin {gather*} \frac {2 \, {\left (a x^{3} - b\right )}^{\frac {3}{2}}}{9 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 17, normalized size = 0.85
method | result | size |
gosper | \(\frac {2 \left (a \,x^{3}-b \right )^{\frac {3}{2}}}{9 a}\) | \(17\) |
derivativedivides | \(\frac {2 \left (a \,x^{3}-b \right )^{\frac {3}{2}}}{9 a}\) | \(17\) |
default | \(\frac {2 \left (a \,x^{3}-b \right )^{\frac {3}{2}}}{9 a}\) | \(17\) |
trager | \(\frac {2 \left (a \,x^{3}-b \right )^{\frac {3}{2}}}{9 a}\) | \(17\) |
risch | \(\frac {2 \left (a \,x^{3}-b \right )^{\frac {3}{2}}}{9 a}\) | \(17\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.55, size = 16, normalized size = 0.80 \begin {gather*} \frac {2 \, {\left (a x^{3} - b\right )}^{\frac {3}{2}}}{9 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.24, size = 16, normalized size = 0.80 \begin {gather*} \frac {2\,{\left (a\,x^3-b\right )}^{3/2}}{9\,a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.18, size = 44, normalized size = 2.20 \begin {gather*} \begin {cases} \frac {2 x^{3} \sqrt {a x^{3} - b}}{9} - \frac {2 b \sqrt {a x^{3} - b}}{9 a} & \text {for}\: a \neq 0 \\\frac {x^{3} \sqrt {- b}}{3} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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