Optimal. Leaf size=78 \[ -\frac{1}{4} \log (3-x)+\frac{3}{8} \log \left (-\frac{1}{2} (x+1)^{2/3}-\sqrt [3]{1-x}\right )-\frac{1}{4} \sqrt{3} \tan ^{-1}\left (\frac{1}{\sqrt{3}}-\frac{(x+1)^{2/3}}{\sqrt{3} \sqrt [3]{1-x}}\right ) \]
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Rubi [A] time = 0.0155426, antiderivative size = 78, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.105, Rules used = {753, 123} \[ -\frac{1}{4} \log (3-x)+\frac{3}{8} \log \left (-\frac{1}{2} (x+1)^{2/3}-\sqrt [3]{1-x}\right )-\frac{1}{4} \sqrt{3} \tan ^{-1}\left (\frac{1}{\sqrt{3}}-\frac{(x+1)^{2/3}}{\sqrt{3} \sqrt [3]{1-x}}\right ) \]
Antiderivative was successfully verified.
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Rule 753
Rule 123
Rubi steps
\begin{align*} \int \frac{1}{(3-x) \sqrt [3]{1-x^2}} \, dx &=\int \frac{1}{\sqrt [3]{1-x} (3-x) \sqrt [3]{1+x}} \, dx\\ &=-\frac{1}{4} \sqrt{3} \tan ^{-1}\left (\frac{1}{\sqrt{3}}-\frac{(1+x)^{2/3}}{\sqrt{3} \sqrt [3]{1-x}}\right )-\frac{1}{4} \log (3-x)+\frac{3}{8} \log \left (-\sqrt [3]{1-x}-\frac{1}{2} (1+x)^{2/3}\right )\\ \end{align*}
Mathematica [C] time = 0.0527986, size = 68, normalized size = 0.87 \[ \frac{3 \sqrt [3]{\frac{x-1}{x-3}} \sqrt [3]{\frac{x+1}{x-3}} F_1\left (\frac{2}{3};\frac{1}{3},\frac{1}{3};\frac{5}{3};-\frac{4}{x-3},-\frac{2}{x-3}\right )}{2 \sqrt [3]{1-x^2}} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.418, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{3-x}{\frac{1}{\sqrt [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 (-x^{2} + 1\right )}^{\frac{1}{3}}{\left (x - 3\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 5.59644, size = 350, normalized size = 4.49 \begin{align*} -\frac{1}{4} \, \sqrt{3} \arctan \left (\frac{18031 \, \sqrt{3}{\left (-x^{2} + 1\right )}^{\frac{1}{3}}{\left (x + 1\right )} + \sqrt{3}{\left (5054 \, x^{2} - 8497 \, x + 23659\right )} + 57889 \, \sqrt{3}{\left (-x^{2} + 1\right )}^{\frac{2}{3}}}{6859 \, x^{2} + 240699 \, x - 220122}\right ) + \frac{1}{8} \, \log \left (\frac{x^{2} + 6 \,{\left (-x^{2} + 1\right )}^{\frac{1}{3}}{\left (x + 1\right )} - 6 \, x + 12 \,{\left (-x^{2} + 1\right )}^{\frac{2}{3}} + 9}{x^{2} - 6 \, x + 9}\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}{x \sqrt [3]{1 - x^{2}} - 3 \sqrt [3]{1 - x^{2}}}\, 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 (-x^{2} + 1\right )}^{\frac{1}{3}}{\left (x - 3\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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