Optimal. Leaf size=17 \[ e^{\left (x+x^2 \left (-3+x^2+\log (2)\right )\right )^2} \]
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Rubi [B] time = 1.55, antiderivative size = 56, normalized size of antiderivative = 3.29, number of steps used = 2, number of rules used = 2, integrand size = 114, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.018, Rules used = {6, 6706} \begin {gather*} 2^{2 x^6-6 x^4+2 x^3} \exp \left (x^8-6 x^6+2 x^5+9 x^4+x^4 \log ^2(2)-6 x^3+x^2\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 6
Rule 6706
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=\int \exp \left (x^2-6 x^3+9 x^4+2 x^5-6 x^6+x^8+\left (2 x^3-6 x^4+2 x^6\right ) \log (2)+x^4 \log ^2(2)\right ) \left (2 x-18 x^2+10 x^4-36 x^5+8 x^7+\left (6 x^2-24 x^3+12 x^5\right ) \log (2)+x^3 \left (36+4 \log ^2(2)\right )\right ) \, dx\\ &=2^{2 x^3-6 x^4+2 x^6} \exp \left (x^2-6 x^3+9 x^4+2 x^5-6 x^6+x^8+x^4 \log ^2(2)\right )\\ \end {aligned} \end {gather*}
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Mathematica [F] time = 1.42, size = 0, normalized size = 0.00 \begin {gather*} \int e^{x^2-6 x^3+9 x^4+2 x^5-6 x^6+x^8+\left (2 x^3-6 x^4+2 x^6\right ) \log (2)+x^4 \log ^2(2)} \left (2 x-18 x^2+36 x^3+10 x^4-36 x^5+8 x^7+\left (6 x^2-24 x^3+12 x^5\right ) \log (2)+4 x^3 \log ^2(2)\right ) \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [B] time = 0.79, size = 52, normalized size = 3.06 \begin {gather*} e^{\left (x^{8} - 6 \, x^{6} + x^{4} \log \relax (2)^{2} + 2 \, x^{5} + 9 \, x^{4} - 6 \, x^{3} + x^{2} + 2 \, {\left (x^{6} - 3 \, x^{4} + x^{3}\right )} \log \relax (2)\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.21, size = 57, normalized size = 3.35 \begin {gather*} e^{\left (x^{8} + 2 \, x^{6} \log \relax (2) - 6 \, x^{6} + x^{4} \log \relax (2)^{2} + 2 \, x^{5} - 6 \, x^{4} \log \relax (2) + 9 \, x^{4} + 2 \, x^{3} \log \relax (2) - 6 \, x^{3} + x^{2}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.06, size = 52, normalized size = 3.06
method | result | size |
risch | \(4^{x^{3} \left (x^{3}-3 x +1\right )} {\mathrm e}^{x^{2} \left (x^{6}+x^{2} \ln \relax (2)^{2}-6 x^{4}+2 x^{3}+9 x^{2}-6 x +1\right )}\) | \(52\) |
derivativedivides | \({\mathrm e}^{x^{4} \ln \relax (2)^{2}+\left (2 x^{6}-6 x^{4}+2 x^{3}\right ) \ln \relax (2)+x^{8}-6 x^{6}+2 x^{5}+9 x^{4}-6 x^{3}+x^{2}}\) | \(56\) |
default | \({\mathrm e}^{x^{4} \ln \relax (2)^{2}+\left (2 x^{6}-6 x^{4}+2 x^{3}\right ) \ln \relax (2)+x^{8}-6 x^{6}+2 x^{5}+9 x^{4}-6 x^{3}+x^{2}}\) | \(56\) |
norman | \({\mathrm e}^{x^{4} \ln \relax (2)^{2}+\left (2 x^{6}-6 x^{4}+2 x^{3}\right ) \ln \relax (2)+x^{8}-6 x^{6}+2 x^{5}+9 x^{4}-6 x^{3}+x^{2}}\) | \(56\) |
gosper | \({\mathrm e}^{x^{8}+2 x^{6} \ln \relax (2)+x^{4} \ln \relax (2)^{2}-6 x^{6}-6 x^{4} \ln \relax (2)+2 x^{5}+2 x^{3} \ln \relax (2)+9 x^{4}-6 x^{3}+x^{2}}\) | \(58\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 0.61, size = 57, normalized size = 3.35 \begin {gather*} e^{\left (x^{8} + 2 \, x^{6} \log \relax (2) - 6 \, x^{6} + x^{4} \log \relax (2)^{2} + 2 \, x^{5} - 6 \, x^{4} \log \relax (2) + 9 \, x^{4} + 2 \, x^{3} \log \relax (2) - 6 \, x^{3} + x^{2}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 4.83, size = 65, normalized size = 3.82 \begin {gather*} \frac {2^{2\,x^3}\,2^{2\,x^6}\,{\mathrm {e}}^{x^2}\,{\mathrm {e}}^{x^8}\,{\mathrm {e}}^{x^4\,{\ln \relax (2)}^2}\,{\mathrm {e}}^{2\,x^5}\,{\mathrm {e}}^{-6\,x^3}\,{\mathrm {e}}^{-6\,x^6}\,{\mathrm {e}}^{9\,x^4}}{2^{6\,x^4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.25, size = 54, normalized size = 3.18 \begin {gather*} e^{x^{8} - 6 x^{6} + 2 x^{5} + x^{4} \log {\relax (2 )}^{2} + 9 x^{4} - 6 x^{3} + x^{2} + \left (2 x^{6} - 6 x^{4} + 2 x^{3}\right ) \log {\relax (2 )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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