Optimal. Leaf size=27 \[ \frac {\sqrt {1-x^4}}{2}+\frac {1}{2} x^2 \sin ^{-1}\left (x^2\right ) \]
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Rubi [A]
time = 0.01, antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 3, integrand size = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {6847, 4715, 267}
\begin {gather*} \frac {\sqrt {1-x^4}}{2}+\frac {1}{2} x^2 \sin ^{-1}\left (x^2\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 267
Rule 4715
Rule 6847
Rubi steps
\begin {align*} \int x \sin ^{-1}\left (x^2\right ) \, dx &=\frac {1}{2} \text {Subst}\left (\int \sin ^{-1}(x) \, dx,x,x^2\right )\\ &=\frac {1}{2} x^2 \sin ^{-1}\left (x^2\right )-\frac {1}{2} \text {Subst}\left (\int \frac {x}{\sqrt {1-x^2}} \, dx,x,x^2\right )\\ &=\frac {\sqrt {1-x^4}}{2}+\frac {1}{2} x^2 \sin ^{-1}\left (x^2\right )\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 24, normalized size = 0.89 \begin {gather*} \frac {1}{2} \left (\sqrt {1-x^4}+x^2 \sin ^{-1}\left (x^2\right )\right ) \end {gather*}
Antiderivative was successfully verified.
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Mathics [A]
time = 1.95, size = 21, normalized size = 0.78 \begin {gather*} \frac {x^2 \text {ArcSin}\left [x^2\right ]}{2}+\frac {\sqrt {1-x^4}}{2} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.00, size = 22, normalized size = 0.81
method | result | size |
derivativedivides | \(\frac {x^{2} \arcsin \left (x^{2}\right )}{2}+\frac {\sqrt {-x^{4}+1}}{2}\) | \(22\) |
default | \(\frac {x^{2} \arcsin \left (x^{2}\right )}{2}+\frac {\sqrt {-x^{4}+1}}{2}\) | \(22\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.34, size = 21, normalized size = 0.78 \begin {gather*} \frac {1}{2} \, x^{2} \arcsin \left (x^{2}\right ) + \frac {1}{2} \, \sqrt {-x^{4} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 21, normalized size = 0.78 \begin {gather*} \frac {1}{2} \, x^{2} \arcsin \left (x^{2}\right ) + \frac {1}{2} \, \sqrt {-x^{4} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.09, size = 19, normalized size = 0.70 \begin {gather*} \frac {x^{2} \operatorname {asin}{\left (x^{2} \right )}}{2} + \frac {\sqrt {1 - x^{4}}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.00, size = 22, normalized size = 0.81 \begin {gather*} \frac {x^{2} \arcsin \left (x^{2}\right )+\sqrt {1-x^{4}}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.28, size = 21, normalized size = 0.78 \begin {gather*} \frac {x^2\,\mathrm {asin}\left (x^2\right )}{2}+\frac {\sqrt {1-x^4}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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