Integrand size = 13, antiderivative size = 82 \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\frac {f^{a+\frac {b}{x^2}} \left (120 x^{10}-120 b x^8 \log (f)+60 b^2 x^6 \log ^2(f)-20 b^3 x^4 \log ^3(f)+5 b^4 x^2 \log ^4(f)-b^5 \log ^5(f)\right )}{2 b^6 x^{10} \log ^6(f)} \]
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Time = 0.03 (sec) , antiderivative size = 82, 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 = {2249} \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\frac {f^{a+\frac {b}{x^2}} \left (-b^5 \log ^5(f)+5 b^4 x^2 \log ^4(f)-20 b^3 x^4 \log ^3(f)+60 b^2 x^6 \log ^2(f)-120 b x^8 \log (f)+120 x^{10}\right )}{2 b^6 x^{10} \log ^6(f)} \]
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Rule 2249
Rubi steps \begin{align*} \text {integral}& = \frac {f^{a+\frac {b}{x^2}} \left (120 x^{10}-120 b x^8 \log (f)+60 b^2 x^6 \log ^2(f)-20 b^3 x^4 \log ^3(f)+5 b^4 x^2 \log ^4(f)-b^5 \log ^5(f)\right )}{2 b^6 x^{10} \log ^6(f)} \\ \end{align*}
Result contains higher order function than in optimal. Order 4 vs. order 3 in optimal.
Time = 0.00 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.29 \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\frac {f^a \Gamma \left (6,-\frac {b \log (f)}{x^2}\right )}{2 b^6 \log ^6(f)} \]
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Time = 0.29 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.01
method | result | size |
meijerg | \(-\frac {f^{a} \left (120-\frac {\left (-\frac {6 b^{5} \ln \left (f \right )^{5}}{x^{10}}+\frac {30 b^{4} \ln \left (f \right )^{4}}{x^{8}}-\frac {120 b^{3} \ln \left (f \right )^{3}}{x^{6}}+\frac {360 b^{2} \ln \left (f \right )^{2}}{x^{4}}-\frac {720 b \ln \left (f \right )}{x^{2}}+720\right ) {\mathrm e}^{\frac {b \ln \left (f \right )}{x^{2}}}}{6}\right )}{2 b^{6} \ln \left (f \right )^{6}}\) | \(83\) |
risch | \(-\frac {\left (b^{5} \ln \left (f \right )^{5}-5 b^{4} x^{2} \ln \left (f \right )^{4}+20 b^{3} x^{4} \ln \left (f \right )^{3}-60 b^{2} x^{6} \ln \left (f \right )^{2}+120 b \,x^{8} \ln \left (f \right )-120 x^{10}\right ) f^{\frac {a \,x^{2}+b}{x^{2}}}}{2 b^{6} \ln \left (f \right )^{6} x^{10}}\) | \(84\) |
parallelrisch | \(\frac {-f^{a +\frac {b}{x^{2}}} b^{5} \ln \left (f \right )^{5}+5 f^{a +\frac {b}{x^{2}}} x^{2} b^{4} \ln \left (f \right )^{4}-20 f^{a +\frac {b}{x^{2}}} x^{4} b^{3} \ln \left (f \right )^{3}+60 f^{a +\frac {b}{x^{2}}} x^{6} b^{2} \ln \left (f \right )^{2}-120 f^{a +\frac {b}{x^{2}}} x^{8} b \ln \left (f \right )+120 f^{a +\frac {b}{x^{2}}} x^{10}}{2 x^{10} b^{6} \ln \left (f \right )^{6}}\) | \(126\) |
norman | \(\frac {\frac {60 x^{12} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{6} \ln \left (f \right )^{6}}-\frac {x^{2} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{2 b \ln \left (f \right )}+\frac {5 x^{4} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{2 b^{2} \ln \left (f \right )^{2}}-\frac {10 x^{6} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{3} \ln \left (f \right )^{3}}+\frac {30 x^{8} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{4} \ln \left (f \right )^{4}}-\frac {60 x^{10} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{5} \ln \left (f \right )^{5}}}{x^{12}}\) | \(144\) |
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Time = 0.28 (sec) , antiderivative size = 84, normalized size of antiderivative = 1.02 \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\frac {{\left (120 \, x^{10} - 120 \, b x^{8} \log \left (f\right ) + 60 \, b^{2} x^{6} \log \left (f\right )^{2} - 20 \, b^{3} x^{4} \log \left (f\right )^{3} + 5 \, b^{4} x^{2} \log \left (f\right )^{4} - b^{5} \log \left (f\right )^{5}\right )} f^{\frac {a x^{2} + b}{x^{2}}}}{2 \, b^{6} x^{10} \log \left (f\right )^{6}} \]
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Time = 0.09 (sec) , antiderivative size = 85, normalized size of antiderivative = 1.04 \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\frac {f^{a + \frac {b}{x^{2}}} \left (- b^{5} \log {\left (f \right )}^{5} + 5 b^{4} x^{2} \log {\left (f \right )}^{4} - 20 b^{3} x^{4} \log {\left (f \right )}^{3} + 60 b^{2} x^{6} \log {\left (f \right )}^{2} - 120 b x^{8} \log {\left (f \right )} + 120 x^{10}\right )}{2 b^{6} x^{10} \log {\left (f \right )}^{6}} \]
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Result contains higher order function than in optimal. Order 4 vs. order 3.
Time = 0.23 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.27 \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\frac {f^{a} \Gamma \left (6, -\frac {b \log \left (f\right )}{x^{2}}\right )}{2 \, b^{6} \log \left (f\right )^{6}} \]
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\[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=\int { \frac {f^{a + \frac {b}{x^{2}}}}{x^{13}} \,d x } \]
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Time = 0.26 (sec) , antiderivative size = 84, normalized size of antiderivative = 1.02 \[ \int \frac {f^{a+\frac {b}{x^2}}}{x^{13}} \, dx=-\frac {f^{a+\frac {b}{x^2}}\,\left (\frac {1}{2\,b\,\ln \left (f\right )}-\frac {5\,x^2}{2\,b^2\,{\ln \left (f\right )}^2}+\frac {10\,x^4}{b^3\,{\ln \left (f\right )}^3}-\frac {30\,x^6}{b^4\,{\ln \left (f\right )}^4}+\frac {60\,x^8}{b^5\,{\ln \left (f\right )}^5}-\frac {60\,x^{10}}{b^6\,{\ln \left (f\right )}^6}\right )}{x^{10}} \]
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