Integrand size = 199, antiderivative size = 30 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=1-\frac {1}{(-3+e-x) x \left (-3-\frac {3}{x}+2 x\right )}+\log (\log (x)) \]
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Time = 0.29 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.87, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.020, Rules used = {6820, 1604, 2339, 29} \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=\log (\log (x))-\frac {1}{(x-e+3) \left (-2 x^2+3 x+3\right )} \]
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Rule 29
Rule 1604
Rule 2339
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {3 (4-e)-2 (3-2 e) x-6 x^2}{(3-e+x)^2 \left (3+3 x-2 x^2\right )^2}+\frac {1}{x \log (x)}\right ) \, dx \\ & = \int \frac {3 (4-e)-2 (3-2 e) x-6 x^2}{(3-e+x)^2 \left (3+3 x-2 x^2\right )^2} \, dx+\int \frac {1}{x \log (x)} \, dx \\ & = -\frac {1}{(3-e+x) \left (3+3 x-2 x^2\right )}+\text {Subst}\left (\int \frac {1}{x} \, dx,x,\log (x)\right ) \\ & = -\frac {1}{(3-e+x) \left (3+3 x-2 x^2\right )}+\log (\log (x)) \\ \end{align*}
Time = 0.08 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.87 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=-\frac {1}{(-3+e-x) \left (-3-3 x+2 x^2\right )}+\log (\log (x)) \]
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Time = 0.83 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.93
method | result | size |
default | \(\ln \left (\ln \left (x \right )\right )-\frac {1}{\left (2 x^{2}-3 x -3\right ) \left ({\mathrm e}-3-x \right )}\) | \(28\) |
norman | \(\ln \left (\ln \left (x \right )\right )-\frac {1}{\left (2 x^{2}-3 x -3\right ) \left ({\mathrm e}-3-x \right )}\) | \(28\) |
parts | \(\ln \left (\ln \left (x \right )\right )-\frac {1}{\left (2 x^{2}-3 x -3\right ) \left ({\mathrm e}-3-x \right )}\) | \(28\) |
risch | \(-\frac {1}{2 x^{2} {\mathrm e}-2 x^{3}-3 x \,{\mathrm e}-3 x^{2}-3 \,{\mathrm e}+12 x +9}+\ln \left (\ln \left (x \right )\right )\) | \(40\) |
parallelrisch | \(\frac {6-4 \,{\mathrm e}+18 x^{2} \ln \left (\ln \left (x \right )\right )-72 x \ln \left (\ln \left (x \right )\right )-54 \ln \left (\ln \left (x \right )\right )-8 \,{\mathrm e} \ln \left (\ln \left (x \right )\right ) x^{3}-12 \,{\mathrm e}^{2} \ln \left (\ln \left (x \right )\right ) x +8 \,{\mathrm e}^{2} \ln \left (\ln \left (x \right )\right ) x^{2}-12 \,{\mathrm e}^{2} \ln \left (\ln \left (x \right )\right )+12 \ln \left (\ln \left (x \right )\right ) x^{3}+54 \,{\mathrm e} \ln \left (\ln \left (x \right )\right )-24 \,{\mathrm e} \ln \left (\ln \left (x \right )\right ) x^{2}+66 \,{\mathrm e} \ln \left (\ln \left (x \right )\right ) x}{2 \left (2 \,{\mathrm e}-3\right ) \left (2 x^{2} {\mathrm e}-2 x^{3}-3 x \,{\mathrm e}-3 x^{2}-3 \,{\mathrm e}+12 x +9\right )}\) | \(143\) |
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Leaf count of result is larger than twice the leaf count of optimal. 67 vs. \(2 (30) = 60\).
Time = 0.30 (sec) , antiderivative size = 67, normalized size of antiderivative = 2.23 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=\frac {{\left (2 \, x^{3} + 3 \, x^{2} - {\left (2 \, x^{2} - 3 \, x - 3\right )} e - 12 \, x - 9\right )} \log \left (\log \left (x\right )\right ) + 1}{2 \, x^{3} + 3 \, x^{2} - {\left (2 \, x^{2} - 3 \, x - 3\right )} e - 12 \, x - 9} \]
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Time = 0.91 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.20 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=\log {\left (\log {\left (x \right )} \right )} + \frac {1}{2 x^{3} + x^{2} \cdot \left (3 - 2 e\right ) + x \left (-12 + 3 e\right ) - 9 + 3 e} \]
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none
Time = 0.25 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.17 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=\frac {1}{2 \, x^{3} - x^{2} {\left (2 \, e - 3\right )} + 3 \, x {\left (e - 4\right )} + 3 \, e - 9} + \log \left (\log \left (x\right )\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 88 vs. \(2 (30) = 60\).
Time = 0.44 (sec) , antiderivative size = 88, normalized size of antiderivative = 2.93 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=\frac {2 \, x^{3} \log \left (\log \left (x\right )\right ) - 2 \, x^{2} e \log \left (\log \left (x\right )\right ) + 3 \, x^{2} \log \left (\log \left (x\right )\right ) + 3 \, x e \log \left (\log \left (x\right )\right ) - 12 \, x \log \left (\log \left (x\right )\right ) + 3 \, e \log \left (\log \left (x\right )\right ) - 9 \, \log \left (\log \left (x\right )\right ) + 2}{2 \, x^{3} - 2 \, x^{2} e + 3 \, x^{2} + 3 \, x e - 12 \, x + 3 \, e - 9} \]
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Time = 14.37 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.20 \[ \int \frac {81+216 x+90 x^2-108 x^3-39 x^4+12 x^5+4 x^6+e^2 \left (9+18 x-3 x^2-12 x^3+4 x^4\right )+e \left (-54-126 x-18 x^2+78 x^3-8 x^5\right )+\left (12 x-6 x^2-6 x^3+e \left (-3 x+4 x^2\right )\right ) \log (x)}{\left (81 x+216 x^2+90 x^3-108 x^4-39 x^5+12 x^6+4 x^7+e^2 \left (9 x+18 x^2-3 x^3-12 x^4+4 x^5\right )+e \left (-54 x-126 x^2-18 x^3+78 x^4-8 x^6\right )\right ) \log (x)} \, dx=\ln \left (\ln \left (x\right )\right )+\frac {1}{2\,x^3+\left (3-2\,\mathrm {e}\right )\,x^2+\left (3\,\mathrm {e}-12\right )\,x+3\,\mathrm {e}-9} \]
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