Optimal. Leaf size=103 \[ -\frac{\log \left (-x^3+2 (1-x)^3+1\right )}{2\ 2^{2/3}}+\frac{3 \log \left (\sqrt [3]{1-x^3}+\sqrt [3]{2} (1-x)\right )}{2\ 2^{2/3}}+\frac{\sqrt{3} \tan ^{-1}\left (\frac{1-\frac{2 \sqrt [3]{2} (1-x)}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{2^{2/3}} \]
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Rubi [F] time = 0.534065, antiderivative size = 0, normalized size of antiderivative = 0., number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ \int \frac{1-x^2}{\left (1-x+x^2\right ) \left (1-x^3\right )^{2/3}} \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin{align*} \int \frac{1-x^2}{\left (1-x+x^2\right ) \left (1-x^3\right )^{2/3}} \, dx &=\int \left (-\frac{1}{\left (1-x^3\right )^{2/3}}+\frac{2-x}{\left (1-x+x^2\right ) \left (1-x^3\right )^{2/3}}\right ) \, dx\\ &=-\int \frac{1}{\left (1-x^3\right )^{2/3}} \, dx+\int \frac{2-x}{\left (1-x+x^2\right ) \left (1-x^3\right )^{2/3}} \, dx\\ &=-x \, _2F_1\left (\frac{1}{3},\frac{2}{3};\frac{4}{3};x^3\right )+\int \left (\frac{-1-i \sqrt{3}}{\left (-1-i \sqrt{3}+2 x\right ) \left (1-x^3\right )^{2/3}}+\frac{-1+i \sqrt{3}}{\left (-1+i \sqrt{3}+2 x\right ) \left (1-x^3\right )^{2/3}}\right ) \, dx\\ &=-x \, _2F_1\left (\frac{1}{3},\frac{2}{3};\frac{4}{3};x^3\right )+\left (-1-i \sqrt{3}\right ) \int \frac{1}{\left (-1-i \sqrt{3}+2 x\right ) \left (1-x^3\right )^{2/3}} \, dx+\left (-1+i \sqrt{3}\right ) \int \frac{1}{\left (-1+i \sqrt{3}+2 x\right ) \left (1-x^3\right )^{2/3}} \, dx\\ \end{align*}
Mathematica [F] time = 0.177865, size = 0, normalized size = 0. \[ \int \frac{1-x^2}{\left (1-x+x^2\right ) \left (1-x^3\right )^{2/3}} \, dx \]
Verification is Not applicable to the result.
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Maple [F] time = 0.16, size = 0, normalized size = 0. \begin{align*} \int{\frac{-{x}^{2}+1}{{x}^{2}-x+1} \left ( -{x}^{3}+1 \right ) ^{-{\frac{2}{3}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} -\int \frac{x^{2} - 1}{{\left (-x^{3} + 1\right )}^{\frac{2}{3}}{\left (x^{2} - x + 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 47.2642, size = 738, normalized size = 7.17 \begin{align*} -\frac{1}{6} \cdot 4^{\frac{1}{6}} \sqrt{3} \arctan \left (\frac{4^{\frac{1}{6}} \sqrt{3}{\left (2 \cdot 4^{\frac{2}{3}}{\left (x^{5} - x^{4} - 3 \, x^{3} + 3 \, x^{2} + x - 1\right )}{\left (-x^{3} + 1\right )}^{\frac{1}{3}} + 4 \,{\left (x^{4} - 4 \, x^{3} + 5 \, x^{2} - 4 \, x + 1\right )}{\left (-x^{3} + 1\right )}^{\frac{2}{3}} + 4^{\frac{1}{3}}{\left (x^{6} - 7 \, x^{5} + 10 \, x^{4} - 7 \, x^{3} + 10 \, x^{2} - 7 \, x + 1\right )}\right )}}{6 \,{\left (3 \, x^{6} - 9 \, x^{5} + 6 \, x^{4} - x^{3} + 6 \, x^{2} - 9 \, x + 3\right )}}\right ) - \frac{1}{24} \cdot 4^{\frac{2}{3}} \log \left (\frac{2 \cdot 4^{\frac{1}{3}}{\left (-x^{3} + 1\right )}^{\frac{2}{3}}{\left (x^{2} - 3 \, x + 1\right )} - 4^{\frac{2}{3}}{\left (x^{4} - 3 \, x^{2} + 1\right )} - 8 \,{\left (-x^{3} + 1\right )}^{\frac{1}{3}}{\left (x^{2} - x\right )}}{x^{4} - 2 \, x^{3} + 3 \, x^{2} - 2 \, x + 1}\right ) + \frac{1}{12} \cdot 4^{\frac{2}{3}} \log \left (-\frac{4^{\frac{2}{3}}{\left (-x^{3} + 1\right )}^{\frac{1}{3}}{\left (x - 1\right )} - 4^{\frac{1}{3}}{\left (x^{2} - x + 1\right )} - 2 \,{\left (-x^{3} + 1\right )}^{\frac{2}{3}}}{x^{2} - x + 1}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} - \int \frac{x^{2}}{x^{2} \left (1 - x^{3}\right )^{\frac{2}{3}} - x \left (1 - x^{3}\right )^{\frac{2}{3}} + \left (1 - x^{3}\right )^{\frac{2}{3}}}\, dx - \int - \frac{1}{x^{2} \left (1 - x^{3}\right )^{\frac{2}{3}} - x \left (1 - x^{3}\right )^{\frac{2}{3}} + \left (1 - x^{3}\right )^{\frac{2}{3}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int -\frac{x^{2} - 1}{{\left (-x^{3} + 1\right )}^{\frac{2}{3}}{\left (x^{2} - x + 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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