Optimal. Leaf size=29 \[ e^{-e^{2+e^4}-x+4 \log (x) \left (x-2 e^2 x \log (x)\right )} \]
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Rubi [A] time = 0.16, antiderivative size = 31, normalized size of antiderivative = 1.07, number of steps used = 1, number of rules used = 1, integrand size = 52, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.019, Rules used = {6706} \begin {gather*} x^{4 x} e^{-x-8 e^2 x \log ^2(x)-e^{2+e^4}} \end {gather*}
Antiderivative was successfully verified.
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Rule 6706
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=e^{-e^{2+e^4}-x-8 e^2 x \log ^2(x)} x^{4 x}\\ \end {aligned} \end {gather*}
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Mathematica [A] time = 0.30, size = 30, normalized size = 1.03 \begin {gather*} e^{-e^{2+e^4}-x+4 x \log (x)-8 e^2 x \log ^2(x)} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.60, size = 26, normalized size = 0.90 \begin {gather*} e^{\left (-8 \, x e^{2} \log \relax (x)^{2} + 4 \, x \log \relax (x) - x - e^{\left (e^{4} + 2\right )}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.98, size = 26, normalized size = 0.90 \begin {gather*} e^{\left (-8 \, x e^{2} \log \relax (x)^{2} + 4 \, x \log \relax (x) - x - e^{\left (e^{4} + 2\right )}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.04, size = 27, normalized size = 0.93
method | result | size |
norman | \({\mathrm e}^{-8 x \,{\mathrm e}^{2} \ln \relax (x )^{2}+4 x \ln \relax (x )-{\mathrm e}^{2+{\mathrm e}^{4}}-x}\) | \(27\) |
risch | \(x^{4 x} {\mathrm e}^{-8 x \,{\mathrm e}^{2} \ln \relax (x )^{2}-{\mathrm e}^{2+{\mathrm e}^{4}}-x}\) | \(28\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.72, size = 26, normalized size = 0.90 \begin {gather*} e^{\left (-8 \, x e^{2} \log \relax (x)^{2} + 4 \, x \log \relax (x) - x - e^{\left (e^{4} + 2\right )}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 1.59, size = 28, normalized size = 0.97 \begin {gather*} x^{4\,x}\,{\mathrm {e}}^{-x}\,{\mathrm {e}}^{-8\,x\,{\mathrm {e}}^2\,{\ln \relax (x)}^2}\,{\mathrm {e}}^{-{\mathrm {e}}^2\,{\mathrm {e}}^{{\mathrm {e}}^4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.33, size = 27, normalized size = 0.93 \begin {gather*} e^{- 8 x e^{2} \log {\relax (x )}^{2} + 4 x \log {\relax (x )} - x - e^{2 + e^{4}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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