Optimal. Leaf size=27 \[ e^{10} \left (2+5 e^{\left (3-e^{3+2 x}\right ) x^2}\right )^2 \]
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Rubi [A] time = 0.21, antiderivative size = 47, normalized size of antiderivative = 1.74, number of steps used = 3, number of rules used = 1, integrand size = 93, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.011, Rules used = {6706} \begin {gather*} 25 e^{-2 e^{2 x+3} x^2+6 x^2+10}+20 e^{-e^{2 x+3} x^2+3 x^2+10} \end {gather*}
Antiderivative was successfully verified.
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Rule 6706
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=5 \int e^{3 x^2-e^{3+2 x} x^2} \left (24 e^{10} x+e^{13+2 x} \left (-8 x-8 x^2\right )\right ) \, dx+25 \int e^{6 x^2-2 e^{3+2 x} x^2} \left (12 e^{10} x+e^{13+2 x} \left (-4 x-4 x^2\right )\right ) \, dx\\ &=25 e^{10+6 x^2-2 e^{3+2 x} x^2}+20 e^{10+3 x^2-e^{3+2 x} x^2}\\ \end {aligned} \end {gather*}
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Mathematica [A] time = 0.99, size = 51, normalized size = 1.89 \begin {gather*} -20 \left (-\frac {5}{4} e^{10+6 x^2-2 e^{3+2 x} x^2}-e^{10+3 x^2-e^{3+2 x} x^2}\right ) \end {gather*}
Antiderivative was successfully verified.
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fricas [B] time = 0.96, size = 64, normalized size = 2.37 \begin {gather*} e^{\left (2 \, {\left (3 \, x^{2} e^{10} - x^{2} e^{\left (2 \, x + 13\right )} + e^{10} \log \relax (5)\right )} e^{\left (-10\right )} + 10\right )} + 4 \, e^{\left ({\left (3 \, x^{2} e^{10} - x^{2} e^{\left (2 \, x + 13\right )} + e^{10} \log \relax (5)\right )} e^{\left (-10\right )} + 10\right )} \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*} \int 8 \, {\left (3 \, x e^{10} - {\left (x^{2} + x\right )} e^{\left (2 \, x + 13\right )}\right )} e^{\left (-x^{2} e^{\left (2 \, x + 3\right )} + 3 \, x^{2} + \log \relax (5)\right )} + 4 \, {\left (3 \, x e^{10} - {\left (x^{2} + x\right )} e^{\left (2 \, x + 13\right )}\right )} e^{\left (-2 \, x^{2} e^{\left (2 \, x + 3\right )} + 6 \, x^{2} + 2 \, \log \relax (5)\right )}\,{d x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.19, size = 44, normalized size = 1.63
method | result | size |
risch | \(20 \,{\mathrm e}^{-x^{2} {\mathrm e}^{2 x +3}+3 x^{2}+10}+25 \,{\mathrm e}^{-2 x^{2} {\mathrm e}^{2 x +3}+6 x^{2}+10}\) | \(44\) |
default | \(4 \,{\mathrm e}^{10} {\mathrm e}^{-x^{2} {\mathrm e}^{2 x +3}+\ln \relax (5)+3 x^{2}}+25 \,{\mathrm e}^{10} {\mathrm e}^{-2 x^{2} {\mathrm e}^{2 x +3}+6 x^{2}}\) | \(55\) |
norman | \(4 \,{\mathrm e}^{10} {\mathrm e}^{-x^{2} {\mathrm e}^{2 x +3}+\ln \relax (5)+3 x^{2}}+25 \,{\mathrm e}^{10} {\mathrm e}^{-2 x^{2} {\mathrm e}^{2 x +3}+6 x^{2}}\) | \(55\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.45, size = 43, normalized size = 1.59 \begin {gather*} 20 \, e^{\left (-x^{2} e^{\left (2 \, x + 3\right )} + 3 \, x^{2} + 10\right )} + 25 \, e^{\left (-2 \, x^{2} e^{\left (2 \, x + 3\right )} + 6 \, x^{2} + 10\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 5.18, size = 44, normalized size = 1.63 \begin {gather*} 5\,{\mathrm {e}}^{-2\,x^2\,{\mathrm {e}}^{2\,x}\,{\mathrm {e}}^3}\,{\mathrm {e}}^{10}\,{\mathrm {e}}^{3\,x^2}\,\left (4\,{\mathrm {e}}^{x^2\,{\mathrm {e}}^{2\,x}\,{\mathrm {e}}^3}+5\,{\mathrm {e}}^{3\,x^2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.29, size = 44, normalized size = 1.63 \begin {gather*} 25 e^{10} e^{- 2 x^{2} e^{2 x + 3} + 6 x^{2}} + 20 e^{10} e^{- x^{2} e^{2 x + 3} + 3 x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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