Optimal. Leaf size=97 \[ \frac {1}{27} \log \left (\sqrt [3]{x^6+1}-1\right )-\frac {1}{54} \log \left (\left (x^6+1\right )^{2/3}+\sqrt [3]{x^6+1}+1\right )+\frac {\tan ^{-1}\left (\frac {2 \sqrt [3]{x^6+1}}{\sqrt {3}}+\frac {1}{\sqrt {3}}\right )}{9 \sqrt {3}}+\frac {\left (x^6+1\right )^{2/3} \left (4 x^6-3\right )}{36 x^{12}} \]
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Rubi [A] time = 0.05, antiderivative size = 86, normalized size of antiderivative = 0.89, number of steps used = 7, number of rules used = 6, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.462, Rules used = {266, 51, 55, 618, 204, 31} \begin {gather*} \frac {\left (x^6+1\right )^{2/3}}{9 x^6}+\frac {1}{18} \log \left (1-\sqrt [3]{x^6+1}\right )+\frac {\tan ^{-1}\left (\frac {2 \sqrt [3]{x^6+1}+1}{\sqrt {3}}\right )}{9 \sqrt {3}}-\frac {\left (x^6+1\right )^{2/3}}{12 x^{12}}-\frac {\log (x)}{9} \end {gather*}
Antiderivative was successfully verified.
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Rule 31
Rule 51
Rule 55
Rule 204
Rule 266
Rule 618
Rubi steps
\begin {align*} \int \frac {1}{x^{13} \sqrt [3]{1+x^6}} \, dx &=\frac {1}{6} \operatorname {Subst}\left (\int \frac {1}{x^3 \sqrt [3]{1+x}} \, dx,x,x^6\right )\\ &=-\frac {\left (1+x^6\right )^{2/3}}{12 x^{12}}-\frac {1}{9} \operatorname {Subst}\left (\int \frac {1}{x^2 \sqrt [3]{1+x}} \, dx,x,x^6\right )\\ &=-\frac {\left (1+x^6\right )^{2/3}}{12 x^{12}}+\frac {\left (1+x^6\right )^{2/3}}{9 x^6}+\frac {1}{27} \operatorname {Subst}\left (\int \frac {1}{x \sqrt [3]{1+x}} \, dx,x,x^6\right )\\ &=-\frac {\left (1+x^6\right )^{2/3}}{12 x^{12}}+\frac {\left (1+x^6\right )^{2/3}}{9 x^6}-\frac {\log (x)}{9}-\frac {1}{18} \operatorname {Subst}\left (\int \frac {1}{1-x} \, dx,x,\sqrt [3]{1+x^6}\right )+\frac {1}{18} \operatorname {Subst}\left (\int \frac {1}{1+x+x^2} \, dx,x,\sqrt [3]{1+x^6}\right )\\ &=-\frac {\left (1+x^6\right )^{2/3}}{12 x^{12}}+\frac {\left (1+x^6\right )^{2/3}}{9 x^6}-\frac {\log (x)}{9}+\frac {1}{18} \log \left (1-\sqrt [3]{1+x^6}\right )-\frac {1}{9} \operatorname {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,1+2 \sqrt [3]{1+x^6}\right )\\ &=-\frac {\left (1+x^6\right )^{2/3}}{12 x^{12}}+\frac {\left (1+x^6\right )^{2/3}}{9 x^6}+\frac {\tan ^{-1}\left (\frac {1+2 \sqrt [3]{1+x^6}}{\sqrt {3}}\right )}{9 \sqrt {3}}-\frac {\log (x)}{9}+\frac {1}{18} \log \left (1-\sqrt [3]{1+x^6}\right )\\ \end {align*}
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Mathematica [C] time = 0.01, size = 26, normalized size = 0.27 \begin {gather*} -\frac {1}{4} \left (x^6+1\right )^{2/3} \, _2F_1\left (\frac {2}{3},3;\frac {5}{3};x^6+1\right ) \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.12, size = 97, normalized size = 1.00 \begin {gather*} \frac {1}{27} \log \left (\sqrt [3]{x^6+1}-1\right )-\frac {1}{54} \log \left (\left (x^6+1\right )^{2/3}+\sqrt [3]{x^6+1}+1\right )+\frac {\tan ^{-1}\left (\frac {2 \sqrt [3]{x^6+1}}{\sqrt {3}}+\frac {1}{\sqrt {3}}\right )}{9 \sqrt {3}}+\frac {\left (x^6+1\right )^{2/3} \left (4 x^6-3\right )}{36 x^{12}} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.40, size = 86, normalized size = 0.89 \begin {gather*} \frac {4 \, \sqrt {3} x^{12} \arctan \left (\frac {2}{3} \, \sqrt {3} {\left (x^{6} + 1\right )}^{\frac {1}{3}} + \frac {1}{3} \, \sqrt {3}\right ) - 2 \, x^{12} \log \left ({\left (x^{6} + 1\right )}^{\frac {2}{3}} + {\left (x^{6} + 1\right )}^{\frac {1}{3}} + 1\right ) + 4 \, x^{12} \log \left ({\left (x^{6} + 1\right )}^{\frac {1}{3}} - 1\right ) + 3 \, {\left (4 \, x^{6} - 3\right )} {\left (x^{6} + 1\right )}^{\frac {2}{3}}}{108 \, x^{12}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.18, size = 78, normalized size = 0.80 \begin {gather*} \frac {1}{27} \, \sqrt {3} \arctan \left (\frac {1}{3} \, \sqrt {3} {\left (2 \, {\left (x^{6} + 1\right )}^{\frac {1}{3}} + 1\right )}\right ) + \frac {4 \, {\left (x^{6} + 1\right )}^{\frac {5}{3}} - 7 \, {\left (x^{6} + 1\right )}^{\frac {2}{3}}}{36 \, x^{12}} - \frac {1}{54} \, \log \left ({\left (x^{6} + 1\right )}^{\frac {2}{3}} + {\left (x^{6} + 1\right )}^{\frac {1}{3}} + 1\right ) + \frac {1}{27} \, \log \left ({\left (x^{6} + 1\right )}^{\frac {1}{3}} - 1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [C] time = 0.42, size = 86, normalized size = 0.89 \begin {gather*} \frac {4 x^{12}+x^{6}-3}{36 x^{12} \left (x^{6}+1\right )^{\frac {1}{3}}}+\frac {\sqrt {3}\, \Gamma \left (\frac {2}{3}\right ) \left (-\frac {2 \pi \sqrt {3}\, x^{6} \hypergeom \left (\left [1, 1, \frac {4}{3}\right ], \left [2, 2\right ], -x^{6}\right )}{9 \Gamma \left (\frac {2}{3}\right )}+\frac {2 \left (-\frac {\pi \sqrt {3}}{6}-\frac {3 \ln \relax (3)}{2}+6 \ln \relax (x )\right ) \pi \sqrt {3}}{3 \Gamma \left (\frac {2}{3}\right )}\right )}{54 \pi } \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.42, size = 93, normalized size = 0.96 \begin {gather*} \frac {1}{27} \, \sqrt {3} \arctan \left (\frac {1}{3} \, \sqrt {3} {\left (2 \, {\left (x^{6} + 1\right )}^{\frac {1}{3}} + 1\right )}\right ) - \frac {4 \, {\left (x^{6} + 1\right )}^{\frac {5}{3}} - 7 \, {\left (x^{6} + 1\right )}^{\frac {2}{3}}}{36 \, {\left (2 \, x^{6} - {\left (x^{6} + 1\right )}^{2} + 1\right )}} - \frac {1}{54} \, \log \left ({\left (x^{6} + 1\right )}^{\frac {2}{3}} + {\left (x^{6} + 1\right )}^{\frac {1}{3}} + 1\right ) + \frac {1}{27} \, \log \left ({\left (x^{6} + 1\right )}^{\frac {1}{3}} - 1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.99, size = 118, normalized size = 1.22 \begin {gather*} \frac {\ln \left (\frac {{\left (x^6+1\right )}^{1/3}}{81}-\frac {1}{81}\right )}{27}+\ln \left (\frac {{\left (x^6+1\right )}^{1/3}}{81}-9\,{\left (-\frac {1}{54}+\frac {\sqrt {3}\,1{}\mathrm {i}}{54}\right )}^2\right )\,\left (-\frac {1}{54}+\frac {\sqrt {3}\,1{}\mathrm {i}}{54}\right )-\ln \left (\frac {{\left (x^6+1\right )}^{1/3}}{81}-9\,{\left (\frac {1}{54}+\frac {\sqrt {3}\,1{}\mathrm {i}}{54}\right )}^2\right )\,\left (\frac {1}{54}+\frac {\sqrt {3}\,1{}\mathrm {i}}{54}\right )+\frac {\frac {7\,{\left (x^6+1\right )}^{2/3}}{36}-\frac {{\left (x^6+1\right )}^{5/3}}{9}}{2\,x^6-{\left (x^6+1\right )}^2+1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [C] time = 1.49, size = 31, normalized size = 0.32 \begin {gather*} - \frac {\Gamma \left (\frac {7}{3}\right ) {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{3}, \frac {7}{3} \\ \frac {10}{3} \end {matrix}\middle | {\frac {e^{i \pi }}{x^{6}}} \right )}}{6 x^{14} \Gamma \left (\frac {10}{3}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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