Integrand size = 277, antiderivative size = 30 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=\frac {\log (3+\log (3-x))}{x \left (2+x^2 \left (-3 e^{-x}+x\right )\right )} \]
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Timed out. \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=\text {\$Aborted} \]
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Rubi steps Aborted
Time = 0.18 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.03 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=\frac {e^x \log (3+\log (3-x))}{-3 x^3+e^x x \left (2+x^3\right )} \]
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Time = 0.05 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.13
\[\frac {{\mathrm e}^{x} \ln \left (\ln \left (-x +3\right )+3\right )}{x \left ({\mathrm e}^{x} x^{3}-3 x^{2}+2 \,{\mathrm e}^{x}\right )}\]
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Time = 0.26 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=-\frac {e^{x} \log \left (\log \left (-x + 3\right ) + 3\right )}{3 \, x^{3} - {\left (x^{4} + 2 \, x\right )} e^{x}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 49 vs. \(2 (20) = 40\).
Time = 0.32 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.63 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=\frac {3 x \log {\left (\log {\left (3 - x \right )} + 3 \right )}}{- 3 x^{5} - 6 x^{2} + \left (x^{6} + 4 x^{3} + 4\right ) e^{x}} + \frac {\log {\left (\log {\left (3 - x \right )} + 3 \right )}}{x^{4} + 2 x} \]
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Time = 0.36 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=-\frac {e^{x} \log \left (\log \left (-x + 3\right ) + 3\right )}{3 \, x^{3} - {\left (x^{4} + 2 \, x\right )} e^{x}} \]
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Time = 0.38 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.03 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=\frac {e^{x} \log \left (\log \left (-x + 3\right ) + 3\right )}{x^{4} e^{x} - 3 \, x^{3} + 2 \, x e^{x}} \]
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Time = 15.64 (sec) , antiderivative size = 171, normalized size of antiderivative = 5.70 \[ \int \frac {-3 e^x x^3+e^{2 x} \left (2 x+x^4\right )+\left (e^{2 x} \left (18-6 x+36 x^3-12 x^4\right )+e^x \left (-81 x^2+54 x^3-9 x^4\right )+\left (e^{2 x} \left (6-2 x+12 x^3-4 x^4\right )+e^x \left (-27 x^2+18 x^3-3 x^4\right )\right ) \log (3-x)\right ) \log (3+\log (3-x))}{-81 x^6+27 x^7+e^x \left (108 x^4-36 x^5+54 x^7-18 x^8\right )+e^{2 x} \left (-36 x^2+12 x^3-36 x^5+12 x^6-9 x^8+3 x^9\right )+\left (-27 x^6+9 x^7+e^x \left (36 x^4-12 x^5+18 x^7-6 x^8\right )+e^{2 x} \left (-12 x^2+4 x^3-12 x^5+4 x^6-3 x^8+x^9\right )\right ) \log (3-x)} \, dx=\frac {3\,\ln \left (\ln \left (3-x\right )+3\right )\,\left (3\,x^3-x^4\right )}{\left (x^3+2\right )\,\left ({\mathrm {e}}^x\,\left (-x^6+3\,x^5-2\,x^3+6\,x^2\right )-9\,x^4+3\,x^5\right )}-\frac {\ln \left (\ln \left (3-x\right )+3\right )\,\left (\frac {9\,x^4-3\,x^5}{x^4+2\,x}-\frac {{\mathrm {e}}^x\,\left (-x^6+3\,x^5-2\,x^3+6\,x^2\right )}{x^4+2\,x}\right )}{{\mathrm {e}}^x\,\left (-x^6+3\,x^5-2\,x^3+6\,x^2\right )-9\,x^4+3\,x^5} \]
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