Optimal. Leaf size=61 \[ -\frac{\tan ^{-1}\left (\frac{\sqrt{\frac{3}{2}} x}{\sqrt [4]{-3 x^2-1}}\right )}{2 \sqrt{6}}-\frac{\tanh ^{-1}\left (\frac{\sqrt{\frac{3}{2}} x}{\sqrt [4]{-3 x^2-1}}\right )}{2 \sqrt{6}} \]
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Rubi [A] time = 0.0098623, antiderivative size = 61, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.048, Rules used = {398} \[ -\frac{\tan ^{-1}\left (\frac{\sqrt{\frac{3}{2}} x}{\sqrt [4]{-3 x^2-1}}\right )}{2 \sqrt{6}}-\frac{\tanh ^{-1}\left (\frac{\sqrt{\frac{3}{2}} x}{\sqrt [4]{-3 x^2-1}}\right )}{2 \sqrt{6}} \]
Antiderivative was successfully verified.
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Rule 398
Rubi steps
\begin{align*} \int \frac{1}{\left (-2-3 x^2\right ) \sqrt [4]{-1-3 x^2}} \, dx &=-\frac{\tan ^{-1}\left (\frac{\sqrt{\frac{3}{2}} x}{\sqrt [4]{-1-3 x^2}}\right )}{2 \sqrt{6}}-\frac{\tanh ^{-1}\left (\frac{\sqrt{\frac{3}{2}} x}{\sqrt [4]{-1-3 x^2}}\right )}{2 \sqrt{6}}\\ \end{align*}
Mathematica [C] time = 0.124174, size = 127, normalized size = 2.08 \[ \frac{2 x F_1\left (\frac{1}{2};\frac{1}{4},1;\frac{3}{2};-3 x^2,-\frac{3 x^2}{2}\right )}{\sqrt [4]{-3 x^2-1} \left (3 x^2+2\right ) \left (x^2 \left (2 F_1\left (\frac{3}{2};\frac{1}{4},2;\frac{5}{2};-3 x^2,-\frac{3 x^2}{2}\right )+F_1\left (\frac{3}{2};\frac{5}{4},1;\frac{5}{2};-3 x^2,-\frac{3 x^2}{2}\right )\right )-2 F_1\left (\frac{1}{2};\frac{1}{4},1;\frac{3}{2};-3 x^2,-\frac{3 x^2}{2}\right )\right )} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.027, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{-3\,{x}^{2}-2}{\frac{1}{\sqrt [4]{-3\,{x}^{2}-1}}}}\, 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{1}{{\left (3 \, x^{2} + 2\right )}{\left (-3 \, x^{2} - 1\right )}^{\frac{1}{4}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [C] time = 25.7431, size = 683, normalized size = 11.2 \begin{align*} -\frac{1}{24} \, \sqrt{6} \log \left (\frac{\sqrt{6} \sqrt{-3 \, x^{2} - 1} x - \sqrt{6} x + 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{3}{4}} - 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{1}{4}}}{3 \,{\left (3 \, x^{2} + 2\right )}}\right ) + \frac{1}{24} \, \sqrt{6} \log \left (-\frac{\sqrt{6} \sqrt{-3 \, x^{2} - 1} x - \sqrt{6} x - 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{3}{4}} + 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{1}{4}}}{3 \,{\left (3 \, x^{2} + 2\right )}}\right ) + \frac{1}{24} i \, \sqrt{6} \log \left (\frac{i \, \sqrt{6} \sqrt{-3 \, x^{2} - 1} x + i \, \sqrt{6} x + 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{3}{4}} + 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{1}{4}}}{3 \,{\left (3 \, x^{2} + 2\right )}}\right ) - \frac{1}{24} i \, \sqrt{6} \log \left (\frac{-i \, \sqrt{6} \sqrt{-3 \, x^{2} - 1} x - i \, \sqrt{6} x + 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{3}{4}} + 2 \,{\left (-3 \, x^{2} - 1\right )}^{\frac{1}{4}}}{3 \,{\left (3 \, x^{2} + 2\right )}}\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{1}{3 x^{2} \sqrt [4]{- 3 x^{2} - 1} + 2 \sqrt [4]{- 3 x^{2} - 1}}\, 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{1}{{\left (3 \, x^{2} + 2\right )}{\left (-3 \, x^{2} - 1\right )}^{\frac{1}{4}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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