Optimal. Leaf size=21 \[ \log ^2\left (e^{16 x^2 \log ^2(x)} (25-5 \log (4))\right ) \]
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Rubi [A] time = 0.07, antiderivative size = 22, normalized size of antiderivative = 1.05, number of steps used = 1, number of rules used = 3, integrand size = 33, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {2304, 2305, 6686} \begin {gather*} \log ^2\left (5 (5-\log (4)) e^{16 x^2 \log ^2(x)}\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 2304
Rule 2305
Rule 6686
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=\log ^2\left (5 e^{16 x^2 \log ^2(x)} (5-\log (4))\right )\\ \end {aligned} \end {gather*}
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Mathematica [A] time = 0.04, size = 20, normalized size = 0.95 \begin {gather*} \log ^2\left (-5 e^{16 x^2 \log ^2(x)} (-5+\log (4))\right ) \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 1.17, size = 26, normalized size = 1.24 \begin {gather*} 256 \, x^{4} \log \relax (x)^{4} + 32 \, x^{2} \log \relax (x)^{2} \log \left (-10 \, \log \relax (2) + 25\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.28, size = 26, normalized size = 1.24 \begin {gather*} 256 \, x^{4} \log \relax (x)^{4} + 32 \, x^{2} \log \relax (x)^{2} \log \left (-10 \, \log \relax (2) + 25\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.19, size = 48, normalized size = 2.29
method | result | size |
default | \(256 x^{4} \ln \relax (x )^{4}+32 \left (\ln \left (\left (-10 \ln \relax (2)+25\right ) {\mathrm e}^{16 x^{2} \ln \relax (x )^{2}}\right )-16 x^{2} \ln \relax (x )^{2}\right ) \ln \relax (x )^{2} x^{2}\) | \(48\) |
risch | \(32 x^{2} \ln \relax (x )^{2} \ln \left ({\mathrm e}^{16 x^{2} \ln \relax (x )^{2}}\right )-256 x^{4} \ln \relax (x )^{4}+32 \ln \relax (5) x^{2} \ln \relax (x )^{2}+32 \ln \left (-2 \ln \relax (2)+5\right ) x^{2} \ln \relax (x )^{2}\) | \(58\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 0.41, size = 60, normalized size = 2.86 \begin {gather*} -256 \, x^{4} \log \relax (x)^{4} + 16 \, {\left ({\left (2 \, \log \relax (x)^{2} - 2 \, \log \relax (x) + 1\right )} x^{2} + 2 \, x^{2} \log \relax (x) - x^{2}\right )} \log \left (-5 \, {\left (2 \, \log \relax (2) - 5\right )} e^{\left (16 \, x^{2} \log \relax (x)^{2}\right )}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 4.68, size = 37, normalized size = 1.76 \begin {gather*} 32\,x^2\,{\ln \relax (x)}^2\,\left (\ln \left ({\mathrm {e}}^{16\,x^2\,{\ln \relax (x)}^2}\right )+\ln \left (25-10\,\ln \relax (2)\right )-8\,x^2\,{\ln \relax (x)}^2\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.39, size = 36, normalized size = 1.71 \begin {gather*} 256 x^{4} \log {\relax (x )}^{4} + \left (32 x^{2} \log {\left (5 - 2 \log {\relax (2 )} \right )} + 32 x^{2} \log {\relax (5 )}\right ) \log {\relax (x )}^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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