Optimal. Leaf size=43 \[ -\frac{1}{3} \log \left (x^2-x+1\right )+\frac{1}{2 (1-x)}+\frac{3}{4} \log (1-x)-\frac{1}{12} \log (x+1) \]
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Rubi [A] time = 0.130239, antiderivative size = 43, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 16, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.125, Rules used = {6725, 628} \[ -\frac{1}{3} \log \left (x^2-x+1\right )+\frac{1}{2 (1-x)}+\frac{3}{4} \log (1-x)-\frac{1}{12} \log (x+1) \]
Antiderivative was successfully verified.
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Rule 6725
Rule 628
Rubi steps
\begin{align*} \int \frac{x^3}{(-1+x)^2 \left (1+x^3\right )} \, dx &=\int \left (\frac{1}{2 (-1+x)^2}+\frac{3}{4 (-1+x)}-\frac{1}{12 (1+x)}+\frac{1-2 x}{3 \left (1-x+x^2\right )}\right ) \, dx\\ &=\frac{1}{2 (1-x)}+\frac{3}{4} \log (1-x)-\frac{1}{12} \log (1+x)+\frac{1}{3} \int \frac{1-2 x}{1-x+x^2} \, dx\\ &=\frac{1}{2 (1-x)}+\frac{3}{4} \log (1-x)-\frac{1}{12} \log (1+x)-\frac{1}{3} \log \left (1-x+x^2\right )\\ \end{align*}
Mathematica [A] time = 0.0194789, size = 34, normalized size = 0.79 \[ \frac{1}{12} \left (-\frac{6}{x-1}+9 \log (x-1)-\log (x+1)-4 \log \left ((x-1)^2+x\right )\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.006, size = 32, normalized size = 0.7 \begin{align*} -{\frac{\ln \left ( 1+x \right ) }{12}}-{\frac{\ln \left ({x}^{2}-x+1 \right ) }{3}}-{\frac{1}{2\,x-2}}+{\frac{3\,\ln \left ( -1+x \right ) }{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.4097, size = 42, normalized size = 0.98 \begin{align*} -\frac{1}{2 \,{\left (x - 1\right )}} - \frac{1}{3} \, \log \left (x^{2} - x + 1\right ) - \frac{1}{12} \, \log \left (x + 1\right ) + \frac{3}{4} \, \log \left (x - 1\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.84451, size = 124, normalized size = 2.88 \begin{align*} -\frac{4 \,{\left (x - 1\right )} \log \left (x^{2} - x + 1\right ) +{\left (x - 1\right )} \log \left (x + 1\right ) - 9 \,{\left (x - 1\right )} \log \left (x - 1\right ) + 6}{12 \,{\left (x - 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.130973, size = 31, normalized size = 0.72 \begin{align*} \frac{3 \log{\left (x - 1 \right )}}{4} - \frac{\log{\left (x + 1 \right )}}{12} - \frac{\log{\left (x^{2} - x + 1 \right )}}{3} - \frac{1}{2 x - 2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.10436, size = 49, normalized size = 1.14 \begin{align*} -\frac{1}{2 \,{\left (x - 1\right )}} - \frac{1}{3} \, \log \left (\frac{1}{x - 1} + \frac{1}{{\left (x - 1\right )}^{2}} + 1\right ) - \frac{1}{12} \, \log \left ({\left | -\frac{2}{x - 1} - 1 \right |}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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