Optimal. Leaf size=39 \[ -\frac{\tan ^{-1}\left (\frac{2 x^4+1}{\sqrt{3}}\right )}{4 \sqrt{3}}-\frac{1}{8} \log \left (x^8+x^4+1\right )+\log (x) \]
[Out]
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Rubi [A] time = 0.0657754, antiderivative size = 39, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 7, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.5 \[ -\frac{\tan ^{-1}\left (\frac{2 x^4+1}{\sqrt{3}}\right )}{4 \sqrt{3}}-\frac{1}{8} \log \left (x^8+x^4+1\right )+\log (x) \]
Antiderivative was successfully verified.
[In] Int[1/(x*(1 + x^4 + x^8)),x]
[Out]
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Rubi in Sympy [A] time = 11.5548, size = 41, normalized size = 1.05 \[ \frac{\log{\left (x^{4} \right )}}{4} - \frac{\log{\left (x^{8} + x^{4} + 1 \right )}}{8} - \frac{\sqrt{3} \operatorname{atan}{\left (\sqrt{3} \left (\frac{2 x^{4}}{3} + \frac{1}{3}\right ) \right )}}{12} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(1/x/(x**8+x**4+1),x)
[Out]
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Mathematica [C] time = 0.157781, size = 138, normalized size = 3.54 \[ \frac{1}{24} \left (-\sqrt{3} \left (\sqrt{3}-i\right ) \log \left (x^2-\frac{i \sqrt{3}}{2}-\frac{1}{2}\right )-\sqrt{3} \left (\sqrt{3}+i\right ) \log \left (x^2+\frac{1}{2} i \left (\sqrt{3}+i\right )\right )-3 \log \left (x^2-x+1\right )-3 \log \left (x^2+x+1\right )+24 \log (x)+2 \sqrt{3} \tan ^{-1}\left (\frac{2 x-1}{\sqrt{3}}\right )-2 \sqrt{3} \tan ^{-1}\left (\frac{2 x+1}{\sqrt{3}}\right )\right ) \]
Antiderivative was successfully verified.
[In] Integrate[1/(x*(1 + x^4 + x^8)),x]
[Out]
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Maple [B] time = 0.013, size = 87, normalized size = 2.2 \[ -{\frac{\ln \left ({x}^{2}+x+1 \right ) }{8}}-{\frac{\sqrt{3}}{12}\arctan \left ({\frac{ \left ( 1+2\,x \right ) \sqrt{3}}{3}} \right ) }-{\frac{\ln \left ({x}^{4}-{x}^{2}+1 \right ) }{8}}-{\frac{\sqrt{3}}{12}\arctan \left ({\frac{ \left ( 2\,{x}^{2}-1 \right ) \sqrt{3}}{3}} \right ) }+\ln \left ( x \right ) -{\frac{\ln \left ({x}^{2}-x+1 \right ) }{8}}+{\frac{\sqrt{3}}{12}\arctan \left ({\frac{ \left ( 2\,x-1 \right ) \sqrt{3}}{3}} \right ) } \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(1/x/(x^8+x^4+1),x)
[Out]
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Maxima [A] time = 0.823128, size = 49, normalized size = 1.26 \[ -\frac{1}{12} \, \sqrt{3} \arctan \left (\frac{1}{3} \, \sqrt{3}{\left (2 \, x^{4} + 1\right )}\right ) - \frac{1}{8} \, \log \left (x^{8} + x^{4} + 1\right ) + \frac{1}{4} \, \log \left (x^{4}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(1/((x^8 + x^4 + 1)*x),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.249995, size = 55, normalized size = 1.41 \[ -\frac{1}{24} \, \sqrt{3}{\left (\sqrt{3} \log \left (x^{8} + x^{4} + 1\right ) - 8 \, \sqrt{3} \log \left (x\right ) + 2 \, \arctan \left (\frac{1}{3} \, \sqrt{3}{\left (2 \, x^{4} + 1\right )}\right )\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(1/((x^8 + x^4 + 1)*x),x, algorithm="fricas")
[Out]
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Sympy [A] time = 0.369719, size = 41, normalized size = 1.05 \[ \log{\left (x \right )} - \frac{\log{\left (x^{8} + x^{4} + 1 \right )}}{8} - \frac{\sqrt{3} \operatorname{atan}{\left (\frac{2 \sqrt{3} x^{4}}{3} + \frac{\sqrt{3}}{3} \right )}}{12} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(1/x/(x**8+x**4+1),x)
[Out]
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GIAC/XCAS [A] time = 0.288732, size = 49, normalized size = 1.26 \[ -\frac{1}{12} \, \sqrt{3} \arctan \left (\frac{1}{3} \, \sqrt{3}{\left (2 \, x^{4} + 1\right )}\right ) - \frac{1}{8} \,{\rm ln}\left (x^{8} + x^{4} + 1\right ) + \frac{1}{4} \,{\rm ln}\left (x^{4}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(1/((x^8 + x^4 + 1)*x),x, algorithm="giac")
[Out]