Optimal. Leaf size=44 \[ \frac{2 \tan ^{-1}\left (\frac{\sqrt{2 \sqrt{3}-3} (1-x)}{\sqrt{x^3-1}}\right )}{\sqrt{2 \sqrt{3}-3}} \]
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Rubi [A] time = 0.104045, antiderivative size = 44, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 34, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.059, Rules used = {2140, 203} \[ \frac{2 \tan ^{-1}\left (\frac{\sqrt{2 \sqrt{3}-3} (1-x)}{\sqrt{x^3-1}}\right )}{\sqrt{2 \sqrt{3}-3}} \]
Antiderivative was successfully verified.
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Rule 2140
Rule 203
Rubi steps
\begin{align*} \int \frac{1+\sqrt{3}-x}{\left (1-\sqrt{3}-x\right ) \sqrt{-1+x^3}} \, dx &=2 \operatorname{Subst}\left (\int \frac{1}{1-\left (3-2 \sqrt{3}\right ) x^2} \, dx,x,\frac{1-x}{\sqrt{-1+x^3}}\right )\\ &=\frac{2 \tan ^{-1}\left (\frac{\sqrt{-3+2 \sqrt{3}} (1-x)}{\sqrt{-1+x^3}}\right )}{\sqrt{-3+2 \sqrt{3}}}\\ \end{align*}
Mathematica [C] time = 0.368423, size = 267, normalized size = 6.07 \[ \frac{2 \sqrt{6} \sqrt{\frac{i (x-1)}{\sqrt{3}-3 i}} \left (4 \sqrt{-2 i x+\sqrt{3}-i} \sqrt{x^2+x+1} \Pi \left (\frac{2 \sqrt{3}}{-3 i+(1+2 i) \sqrt{3}};\sin ^{-1}\left (\frac{\sqrt{-2 i x+\sqrt{3}-i}}{\sqrt{2} \sqrt [4]{3}}\right )|\frac{2 \sqrt{3}}{-3 i+\sqrt{3}}\right )+\sqrt{2 i x+\sqrt{3}+i} \left (\left ((1+2 i)-i \sqrt{3}\right ) x-\sqrt{3}+(2+i)\right ) F\left (\sin ^{-1}\left (\frac{\sqrt{-2 i x+\sqrt{3}-i}}{\sqrt{2} \sqrt [4]{3}}\right )|\frac{2 \sqrt{3}}{-3 i+\sqrt{3}}\right )\right )}{\left ((1+2 i) \sqrt{3}-3 i\right ) \sqrt{-2 i x+\sqrt{3}-i} \sqrt{x^3-1}} \]
Warning: Unable to verify antiderivative.
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Maple [C] time = 0.034, size = 245, normalized size = 5.6 \begin{align*} 2\,{\frac{-3/2-i/2\sqrt{3}}{\sqrt{{x}^{3}-1}}\sqrt{{\frac{x-1}{-3/2-i/2\sqrt{3}}}}\sqrt{{\frac{x+1/2-i/2\sqrt{3}}{3/2-i/2\sqrt{3}}}}\sqrt{{\frac{x+1/2+i/2\sqrt{3}}{3/2+i/2\sqrt{3}}}}{\it EllipticF} \left ( \sqrt{{\frac{x-1}{-3/2-i/2\sqrt{3}}}},\sqrt{{\frac{3/2+i/2\sqrt{3}}{3/2-i/2\sqrt{3}}}} \right ) }-4\,{\frac{-3/2-i/2\sqrt{3}}{\sqrt{{x}^{3}-1}}\sqrt{{\frac{x-1}{-3/2-i/2\sqrt{3}}}}\sqrt{{\frac{x+1/2-i/2\sqrt{3}}{3/2-i/2\sqrt{3}}}}\sqrt{{\frac{x+1/2+i/2\sqrt{3}}{3/2+i/2\sqrt{3}}}}{\it EllipticPi} \left ( \sqrt{{\frac{x-1}{-3/2-i/2\sqrt{3}}}},1/3\, \left ( 3/2+i/2\sqrt{3} \right ) \sqrt{3},\sqrt{{\frac{3/2+i/2\sqrt{3}}{3/2-i/2\sqrt{3}}}} \right ) } \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 - \sqrt{3} - 1}{\sqrt{x^{3} - 1}{\left (x + \sqrt{3} - 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.60483, size = 155, normalized size = 3.52 \begin{align*} \frac{1}{3} \, \sqrt{3} \sqrt{2 \, \sqrt{3} + 3} \arctan \left (\frac{{\left (\sqrt{3}{\left (x^{2} + 4 \, x - 2\right )} - 6 \, x + 6\right )} \sqrt{2 \, \sqrt{3} + 3}}{6 \, \sqrt{x^{3} - 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 - \sqrt{3} - 1}{\sqrt{\left (x - 1\right ) \left (x^{2} + x + 1\right )} \left (x - 1 + \sqrt{3}\right )}\, 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 - \sqrt{3} - 1}{\sqrt{x^{3} - 1}{\left (x + \sqrt{3} - 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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