Optimal. Leaf size=23 \[ -\frac {3 \left (x^2+x^6\right )^{2/3}}{x \left (1+x^4\right )} \]
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Rubi [A]
time = 0.05, antiderivative size = 14, normalized size of antiderivative = 0.61, number of steps
used = 2, number of rules used = 2, integrand size = 26, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {2081, 460}
\begin {gather*} -\frac {3 x}{\sqrt [3]{x^6+x^2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 460
Rule 2081
Rubi steps
\begin {align*} \int \frac {-1+3 x^4}{\left (1+x^4\right ) \sqrt [3]{x^2+x^6}} \, dx &=\frac {\left (x^{2/3} \sqrt [3]{1+x^4}\right ) \int \frac {-1+3 x^4}{x^{2/3} \left (1+x^4\right )^{4/3}} \, dx}{\sqrt [3]{x^2+x^6}}\\ &=-\frac {3 x}{\sqrt [3]{x^2+x^6}}\\ \end {align*}
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Mathematica [A]
time = 3.12, size = 14, normalized size = 0.61 \begin {gather*} -\frac {3 x}{\sqrt [3]{x^2+x^6}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.42, size = 13, normalized size = 0.57
method | result | size |
gosper | \(-\frac {3 x}{\left (x^{6}+x^{2}\right )^{\frac {1}{3}}}\) | \(13\) |
risch | \(-\frac {3 x}{\left (x^{2} \left (x^{4}+1\right )\right )^{\frac {1}{3}}}\) | \(15\) |
trager | \(-\frac {3 \left (x^{6}+x^{2}\right )^{\frac {2}{3}}}{x \left (x^{4}+1\right )}\) | \(22\) |
meijerg | \(-3 x^{\frac {1}{3}} \hypergeom \left (\left [\frac {1}{12}, \frac {4}{3}\right ], \left [\frac {13}{12}\right ], -x^{4}\right )+\frac {9 x^{\frac {13}{3}} \hypergeom \left (\left [\frac {13}{12}, \frac {4}{3}\right ], \left [\frac {25}{12}\right ], -x^{4}\right )}{13}\) | \(34\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 18, normalized size = 0.78 \begin {gather*} -\frac {3 \, {\left (x^{6} + x^{2}\right )}^{\frac {2}{3}}}{x^{5} + x} \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*} \int \frac {3 x^{4} - 1}{\sqrt [3]{x^{2} \left (x^{4} + 1\right )} \left (x^{4} + 1\right )}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.16, size = 21, normalized size = 0.91 \begin {gather*} -\frac {3\,{\left (x^6+x^2\right )}^{2/3}}{x\,\left (x^4+1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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