Integrand size = 13, antiderivative size = 24 \[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\frac {1}{3} b^4 f^a \Gamma \left (-4,-\frac {b \log (f)}{x^3}\right ) \log ^4(f) \]
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Time = 0.01 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {2250} \[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\frac {1}{3} b^4 f^a \log ^4(f) \Gamma \left (-4,-\frac {b \log (f)}{x^3}\right ) \]
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Rule 2250
Rubi steps \begin{align*} \text {integral}& = \frac {1}{3} b^4 f^a \Gamma \left (-4,-\frac {b \log (f)}{x^3}\right ) \log ^4(f) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00 \[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\frac {1}{3} b^4 f^a \Gamma \left (-4,-\frac {b \log (f)}{x^3}\right ) \log ^4(f) \]
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Leaf count of result is larger than twice the leaf count of optimal. \(212\) vs. \(2(18)=36\).
Time = 0.52 (sec) , antiderivative size = 213, normalized size of antiderivative = 8.88
method | result | size |
meijerg | \(-\frac {f^{a} b^{4} \ln \left (f \right )^{4} \left (-\frac {x^{12}}{4 b^{4} \ln \left (f \right )^{4}}-\frac {x^{9}}{3 b^{3} \ln \left (f \right )^{3}}-\frac {x^{6}}{4 b^{2} \ln \left (f \right )^{2}}-\frac {x^{3}}{6 b \ln \left (f \right )}-\frac {25}{288}-\frac {\ln \left (x \right )}{8}+\frac {\ln \left (-b \right )}{24}+\frac {\ln \left (\ln \left (f \right )\right )}{24}+\frac {x^{12} \left (\frac {125 b^{4} \ln \left (f \right )^{4}}{x^{12}}+\frac {240 b^{3} \ln \left (f \right )^{3}}{x^{9}}+\frac {360 b^{2} \ln \left (f \right )^{2}}{x^{6}}+\frac {480 b \ln \left (f \right )}{x^{3}}+360\right )}{1440 b^{4} \ln \left (f \right )^{4}}-\frac {x^{12} \left (\frac {5 b^{3} \ln \left (f \right )^{3}}{x^{9}}+\frac {5 b^{2} \ln \left (f \right )^{2}}{x^{6}}+\frac {10 b \ln \left (f \right )}{x^{3}}+30\right ) {\mathrm e}^{\frac {b \ln \left (f \right )}{x^{3}}}}{120 b^{4} \ln \left (f \right )^{4}}-\frac {\ln \left (-\frac {b \ln \left (f \right )}{x^{3}}\right )}{24}-\frac {\operatorname {Ei}_{1}\left (-\frac {b \ln \left (f \right )}{x^{3}}\right )}{24}\right )}{3}\) | \(213\) |
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Leaf count of result is larger than twice the leaf count of optimal. 72 vs. \(2 (18) = 36\).
Time = 0.26 (sec) , antiderivative size = 72, normalized size of antiderivative = 3.00 \[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=-\frac {1}{72} \, b^{4} f^{a} {\rm Ei}\left (\frac {b \log \left (f\right )}{x^{3}}\right ) \log \left (f\right )^{4} + \frac {1}{72} \, {\left (6 \, x^{12} + 2 \, b x^{9} \log \left (f\right ) + b^{2} x^{6} \log \left (f\right )^{2} + b^{3} x^{3} \log \left (f\right )^{3}\right )} f^{\frac {a x^{3} + b}{x^{3}}} \]
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\[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\int f^{a + \frac {b}{x^{3}}} x^{11}\, dx \]
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none
Time = 0.22 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.92 \[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\frac {1}{3} \, b^{4} f^{a} \Gamma \left (-4, -\frac {b \log \left (f\right )}{x^{3}}\right ) \log \left (f\right )^{4} \]
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\[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\int { f^{a + \frac {b}{x^{3}}} x^{11} \,d x } \]
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Time = 0.35 (sec) , antiderivative size = 90, normalized size of antiderivative = 3.75 \[ \int f^{a+\frac {b}{x^3}} x^{11} \, dx=\frac {b^4\,f^a\,{\ln \left (f\right )}^4\,\mathrm {expint}\left (-\frac {b\,\ln \left (f\right )}{x^3}\right )}{72}+\frac {b^4\,f^a\,f^{\frac {b}{x^3}}\,{\ln \left (f\right )}^4\,\left (\frac {x^3}{24\,b\,\ln \left (f\right )}+\frac {x^6}{24\,b^2\,{\ln \left (f\right )}^2}+\frac {x^9}{12\,b^3\,{\ln \left (f\right )}^3}+\frac {x^{12}}{4\,b^4\,{\ln \left (f\right )}^4}\right )}{3} \]
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