Optimal. Leaf size=69 \[ -\frac {f^{a+\frac {b}{x^2}} \left (24 x^8-24 b x^6 \log (f)+12 b^2 x^4 \log ^2(f)-4 b^3 x^2 \log ^3(f)+b^4 \log ^4(f)\right )}{2 b^5 x^8 \log ^5(f)} \]
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Rubi [A]
time = 0.02, antiderivative size = 69, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {2249}
\begin {gather*} -\frac {f^{a+\frac {b}{x^2}} \left (b^4 \log ^4(f)-4 b^3 x^2 \log ^3(f)+12 b^2 x^4 \log ^2(f)-24 b x^6 \log (f)+24 x^8\right )}{2 b^5 x^8 \log ^5(f)} \end {gather*}
Antiderivative was successfully verified.
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Rule 2249
Rubi steps
\begin {align*} \int \frac {f^{a+\frac {b}{x^2}}}{x^{11}} \, dx &=-\frac {f^a \Gamma \left (5,-\frac {b \log (f)}{x^2}\right )}{2 b^5 \log ^5(f)}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 4 vs. order 3 in
optimal.
time = 0.00, size = 24, normalized size = 0.35 \begin {gather*} -\frac {f^a \Gamma \left (5,-\frac {b \log (f)}{x^2}\right )}{2 b^5 \log ^5(f)} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 71, normalized size = 1.03
method | result | size |
meijerg | \(\frac {f^{a} \left (24-\frac {\left (\frac {5 b^{4} \ln \left (f \right )^{4}}{x^{8}}-\frac {20 b^{3} \ln \left (f \right )^{3}}{x^{6}}+\frac {60 b^{2} \ln \left (f \right )^{2}}{x^{4}}-\frac {120 b \ln \left (f \right )}{x^{2}}+120\right ) {\mathrm e}^{\frac {b \ln \left (f \right )}{x^{2}}}}{5}\right )}{2 b^{5} \ln \left (f \right )^{5}}\) | \(71\) |
risch | \(-\frac {\left (24 x^{8}-24 b \,x^{6} \ln \left (f \right )+12 b^{2} x^{4} \ln \left (f \right )^{2}-4 b^{3} x^{2} \ln \left (f \right )^{3}+b^{4} \ln \left (f \right )^{4}\right ) f^{\frac {a \,x^{2}+b}{x^{2}}}}{2 b^{5} \ln \left (f \right )^{5} x^{8}}\) | \(72\) |
norman | \(\frac {-\frac {x^{2} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{2 b \ln \left (f \right )}+\frac {2 x^{4} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{2} \ln \left (f \right )^{2}}-\frac {6 x^{6} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{3} \ln \left (f \right )^{3}}+\frac {12 x^{8} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{4} \ln \left (f \right )^{4}}-\frac {12 x^{10} {\mathrm e}^{\left (a +\frac {b}{x^{2}}\right ) \ln \left (f \right )}}{b^{5} \ln \left (f \right )^{5}}}{x^{10}}\) | \(121\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [C] Result contains higher order function than in optimal. Order 4 vs. order
3.
time = 0.32, size = 22, normalized size = 0.32 \begin {gather*} -\frac {f^{a} \Gamma \left (5, -\frac {b \log \left (f\right )}{x^{2}}\right )}{2 \, b^{5} \log \left (f\right )^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.39, size = 71, normalized size = 1.03 \begin {gather*} -\frac {{\left (24 \, x^{8} - 24 \, b x^{6} \log \left (f\right ) + 12 \, b^{2} x^{4} \log \left (f\right )^{2} - 4 \, b^{3} x^{2} \log \left (f\right )^{3} + b^{4} \log \left (f\right )^{4}\right )} f^{\frac {a x^{2} + b}{x^{2}}}}{2 \, b^{5} x^{8} \log \left (f\right )^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.07, size = 71, normalized size = 1.03 \begin {gather*} \frac {f^{a + \frac {b}{x^{2}}} \left (- b^{4} \log {\left (f \right )}^{4} + 4 b^{3} x^{2} \log {\left (f \right )}^{3} - 12 b^{2} x^{4} \log {\left (f \right )}^{2} + 24 b x^{6} \log {\left (f \right )} - 24 x^{8}\right )}{2 b^{5} x^{8} \log {\left (f \right )}^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 3.60, size = 72, normalized size = 1.04 \begin {gather*} -\frac {f^{a+\frac {b}{x^2}}\,\left (\frac {1}{2\,b\,\ln \left (f\right )}-\frac {2\,x^2}{b^2\,{\ln \left (f\right )}^2}+\frac {6\,x^4}{b^3\,{\ln \left (f\right )}^3}-\frac {12\,x^6}{b^4\,{\ln \left (f\right )}^4}+\frac {12\,x^8}{b^5\,{\ln \left (f\right )}^5}\right )}{x^8} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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