Optimal. Leaf size=49 \[ \frac{1}{6} \log \left (x^2+1\right )-\frac{\tan ^{-1}\left (\frac{1-2 x^2}{\sqrt{3}}\right )}{2 \sqrt{3}}-\frac{1}{12} \log \left (x^4-x^2+1\right ) \]
[Out]
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Rubi [A] time = 0.0716426, antiderivative size = 49, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 7, integrand size = 9, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.778 \[ \frac{1}{6} \log \left (x^2+1\right )-\frac{\tan ^{-1}\left (\frac{1-2 x^2}{\sqrt{3}}\right )}{2 \sqrt{3}}-\frac{1}{12} \log \left (x^4-x^2+1\right ) \]
Antiderivative was successfully verified.
[In] Int[x/(1 + x^6),x]
[Out]
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Rubi in Sympy [A] time = 8.46759, size = 42, normalized size = 0.86 \[ \frac{\log{\left (x^{2} + 1 \right )}}{6} - \frac{\log{\left (x^{4} - x^{2} + 1 \right )}}{12} + \frac{\sqrt{3} \operatorname{atan}{\left (\sqrt{3} \left (\frac{2 x^{2}}{3} - \frac{1}{3}\right ) \right )}}{6} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(x/(x**6+1),x)
[Out]
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Mathematica [A] time = 0.0157627, size = 78, normalized size = 1.59 \[ \frac{1}{12} \left (2 \log \left (x^2+1\right )-\log \left (x^2-\sqrt{3} x+1\right )-\log \left (x^2+\sqrt{3} x+1\right )-2 \sqrt{3} \tan ^{-1}\left (\sqrt{3}-2 x\right )-2 \sqrt{3} \tan ^{-1}\left (2 x+\sqrt{3}\right )\right ) \]
Antiderivative was successfully verified.
[In] Integrate[x/(1 + x^6),x]
[Out]
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Maple [A] time = 0.007, size = 41, normalized size = 0.8 \[ -{\frac{\ln \left ({x}^{4}-{x}^{2}+1 \right ) }{12}}+{\frac{\sqrt{3}}{6}\arctan \left ({\frac{ \left ( 2\,{x}^{2}-1 \right ) \sqrt{3}}{3}} \right ) }+{\frac{\ln \left ({x}^{2}+1 \right ) }{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(x/(x^6+1),x)
[Out]
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Maxima [A] time = 1.59311, size = 54, normalized size = 1.1 \[ \frac{1}{6} \, \sqrt{3} \arctan \left (\frac{1}{3} \, \sqrt{3}{\left (2 \, x^{2} - 1\right )}\right ) - \frac{1}{12} \, \log \left (x^{4} - x^{2} + 1\right ) + \frac{1}{6} \, \log \left (x^{2} + 1\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x/(x^6 + 1),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.22163, size = 63, normalized size = 1.29 \[ -\frac{1}{36} \, \sqrt{3}{\left (\sqrt{3} \log \left (x^{4} - x^{2} + 1\right ) - 2 \, \sqrt{3} \log \left (x^{2} + 1\right ) - 6 \, \arctan \left (\frac{1}{3} \, \sqrt{3}{\left (2 \, x^{2} - 1\right )}\right )\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x/(x^6 + 1),x, algorithm="fricas")
[Out]
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Sympy [A] time = 0.387298, size = 46, normalized size = 0.94 \[ \frac{\log{\left (x^{2} + 1 \right )}}{6} - \frac{\log{\left (x^{4} - x^{2} + 1 \right )}}{12} + \frac{\sqrt{3} \operatorname{atan}{\left (\frac{2 \sqrt{3} x^{2}}{3} - \frac{\sqrt{3}}{3} \right )}}{6} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x/(x**6+1),x)
[Out]
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GIAC/XCAS [A] time = 0.221457, size = 54, normalized size = 1.1 \[ \frac{1}{6} \, \sqrt{3} \arctan \left (\frac{1}{3} \, \sqrt{3}{\left (2 \, x^{2} - 1\right )}\right ) - \frac{1}{12} \,{\rm ln}\left (x^{4} - x^{2} + 1\right ) + \frac{1}{6} \,{\rm ln}\left (x^{2} + 1\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x/(x^6 + 1),x, algorithm="giac")
[Out]