Optimal. Leaf size=98 \[ -\frac {1}{5 x^5}+\frac {1}{x}-\frac {\tan ^{-1}\left (\frac {1-2 x}{\sqrt {3}}\right )}{2 \sqrt {3}}+\frac {\tan ^{-1}\left (\frac {1+2 x}{\sqrt {3}}\right )}{2 \sqrt {3}}+\frac {\log \left (1-\sqrt {3} x+x^2\right )}{4 \sqrt {3}}-\frac {\log \left (1+\sqrt {3} x+x^2\right )}{4 \sqrt {3}} \]
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Rubi [A]
time = 0.06, antiderivative size = 98, normalized size of antiderivative = 1.00, number of steps
used = 12, number of rules used = 9, integrand size = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.643, Rules used = {1382, 1518,
12, 1386, 1178, 642, 1175, 632, 210} \begin {gather*} -\frac {\text {ArcTan}\left (\frac {1-2 x}{\sqrt {3}}\right )}{2 \sqrt {3}}+\frac {\text {ArcTan}\left (\frac {2 x+1}{\sqrt {3}}\right )}{2 \sqrt {3}}-\frac {1}{5 x^5}+\frac {\log \left (x^2-\sqrt {3} x+1\right )}{4 \sqrt {3}}-\frac {\log \left (x^2+\sqrt {3} x+1\right )}{4 \sqrt {3}}+\frac {1}{x} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 210
Rule 632
Rule 642
Rule 1175
Rule 1178
Rule 1382
Rule 1386
Rule 1518
Rubi steps
\begin {align*} \int \frac {1}{x^6 \left (1+x^4+x^8\right )} \, dx &=-\frac {1}{5 x^5}+\frac {1}{5} \int \frac {-5-5 x^4}{x^2 \left (1+x^4+x^8\right )} \, dx\\ &=-\frac {1}{5 x^5}+\frac {1}{x}-\frac {1}{5} \int -\frac {5 x^6}{1+x^4+x^8} \, dx\\ &=-\frac {1}{5 x^5}+\frac {1}{x}+\int \frac {x^6}{1+x^4+x^8} \, dx\\ &=-\frac {1}{5 x^5}+\frac {1}{x}-\frac {1}{2} \int \frac {1-x^2}{1-x^2+x^4} \, dx+\frac {1}{2} \int \frac {1+x^2}{1+x^2+x^4} \, dx\\ &=-\frac {1}{5 x^5}+\frac {1}{x}+\frac {1}{4} \int \frac {1}{1-x+x^2} \, dx+\frac {1}{4} \int \frac {1}{1+x+x^2} \, dx+\frac {\int \frac {\sqrt {3}+2 x}{-1-\sqrt {3} x-x^2} \, dx}{4 \sqrt {3}}+\frac {\int \frac {\sqrt {3}-2 x}{-1+\sqrt {3} x-x^2} \, dx}{4 \sqrt {3}}\\ &=-\frac {1}{5 x^5}+\frac {1}{x}+\frac {\log \left (1-\sqrt {3} x+x^2\right )}{4 \sqrt {3}}-\frac {\log \left (1+\sqrt {3} x+x^2\right )}{4 \sqrt {3}}-\frac {1}{2} \text {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,-1+2 x\right )-\frac {1}{2} \text {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,1+2 x\right )\\ &=-\frac {1}{5 x^5}+\frac {1}{x}-\frac {\tan ^{-1}\left (\frac {1-2 x}{\sqrt {3}}\right )}{2 \sqrt {3}}+\frac {\tan ^{-1}\left (\frac {1+2 x}{\sqrt {3}}\right )}{2 \sqrt {3}}+\frac {\log \left (1-\sqrt {3} x+x^2\right )}{4 \sqrt {3}}-\frac {\log \left (1+\sqrt {3} x+x^2\right )}{4 \sqrt {3}}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 95, normalized size = 0.97 \begin {gather*} \frac {1}{60} \left (-\frac {12}{x^5}+\frac {60}{x}+10 \sqrt {3} \tan ^{-1}\left (\frac {-1+2 x}{\sqrt {3}}\right )+10 \sqrt {3} \tan ^{-1}\left (\frac {1+2 x}{\sqrt {3}}\right )+5 \sqrt {3} \log \left (-1+\sqrt {3} x-x^2\right )-5 \sqrt {3} \log \left (1+\sqrt {3} x+x^2\right )\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 75, normalized size = 0.77
method | result | size |
default | \(\frac {\arctan \left (\frac {\left (2 x +1\right ) \sqrt {3}}{3}\right ) \sqrt {3}}{6}-\frac {1}{5 x^{5}}+\frac {1}{x}+\frac {\ln \left (1+x^{2}-x \sqrt {3}\right ) \sqrt {3}}{12}-\frac {\ln \left (1+x^{2}+x \sqrt {3}\right ) \sqrt {3}}{12}+\frac {\sqrt {3}\, \arctan \left (\frac {\left (2 x -1\right ) \sqrt {3}}{3}\right )}{6}\) | \(75\) |
risch | \(\frac {x^{4}-\frac {1}{5}}{x^{5}}+\frac {\arctan \left (\frac {x \sqrt {3}}{3}\right ) \sqrt {3}}{6}+\frac {\sqrt {3}\, \arctan \left (\frac {x^{3} \sqrt {3}}{3}+\frac {2 x \sqrt {3}}{3}\right )}{6}+\frac {\ln \left (1+x^{2}-x \sqrt {3}\right ) \sqrt {3}}{12}-\frac {\ln \left (1+x^{2}+x \sqrt {3}\right ) \sqrt {3}}{12}\) | \(77\) |
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 = 0.35, size = 90, normalized size = 0.92 \begin {gather*} \frac {10 \, \sqrt {3} x^{5} \arctan \left (\frac {1}{3} \, \sqrt {3} {\left (x^{3} + 2 \, x\right )}\right ) + 10 \, \sqrt {3} x^{5} \arctan \left (\frac {1}{3} \, \sqrt {3} x\right ) + 5 \, \sqrt {3} x^{5} \log \left (\frac {x^{4} + 5 \, x^{2} - 2 \, \sqrt {3} {\left (x^{3} + x\right )} + 1}{x^{4} - x^{2} + 1}\right ) + 60 \, x^{4} - 12}{60 \, x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.09, size = 94, normalized size = 0.96 \begin {gather*} \frac {\sqrt {3} \cdot \left (2 \operatorname {atan}{\left (\frac {\sqrt {3} x}{3} \right )} + 2 \operatorname {atan}{\left (\frac {\sqrt {3} x^{3}}{3} + \frac {2 \sqrt {3} x}{3} \right )}\right )}{12} + \frac {\sqrt {3} \log {\left (x^{2} - \sqrt {3} x + 1 \right )}}{12} - \frac {\sqrt {3} \log {\left (x^{2} + \sqrt {3} x + 1 \right )}}{12} + \frac {5 x^{4} - 1}{5 x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 4.01, size = 100, normalized size = 1.02 \begin {gather*} \frac {1}{6} \, \sqrt {3} \arctan \left (\frac {1}{3} \, \sqrt {3} {\left (2 \, x + 1\right )}\right ) + \frac {1}{6} \, \sqrt {3} \arctan \left (\frac {1}{3} \, \sqrt {3} {\left (2 \, x - 1\right )}\right ) - \frac {1}{24} \, \sqrt {3} \log \left (x^{2} + \sqrt {3} x + 1\right ) + \frac {1}{24} \, \sqrt {3} \log \left (x^{2} - \sqrt {3} x + 1\right ) + \frac {5 \, x^{4} - 1}{5 \, x^{5}} + \frac {1}{4} \, \arctan \left (2 \, x + \sqrt {3}\right ) + \frac {1}{4} \, \arctan \left (2 \, x - \sqrt {3}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.04, size = 52, normalized size = 0.53 \begin {gather*} \frac {x^4-\frac {1}{5}}{x^5}-\frac {\sqrt {3}\,\mathrm {atanh}\left (\frac {2\,\sqrt {3}\,x}{3\,\left (\frac {2\,x^2}{3}+\frac {2}{3}\right )}\right )}{6}-\frac {\sqrt {3}\,\mathrm {atan}\left (\frac {2\,\sqrt {3}\,x}{3\,\left (\frac {2\,x^2}{3}-\frac {2}{3}\right )}\right )}{6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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