Integrand size = 125, antiderivative size = 28 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=-1+x-x^2+x \log (x) \left (-2+\log \left (3-\frac {e^2}{2 x}+x\right )\right ) \]
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Time = 0.65 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.07, number of steps used = 37, number of rules used = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.120, Rules used = {6820, 2603, 1671, 648, 632, 212, 642, 6860, 2404, 2332, 2354, 2438, 2353, 2352, 2636} \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=-x^2+x-2 x \log (x)+x \log (x) \log \left (x-\frac {e^2}{2 x}+3\right ) \]
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Rule 212
Rule 632
Rule 642
Rule 648
Rule 1671
Rule 2332
Rule 2352
Rule 2353
Rule 2354
Rule 2404
Rule 2438
Rule 2603
Rule 2636
Rule 6820
Rule 6860
Rubi steps \begin{align*} \text {integral}& = \int \left (-1-2 x+\log \left (3-\frac {e^2}{2 x}+x\right )+\frac {\log (x) \left (-3 e^2+2 x (6+x)+\left (e^2-2 x (3+x)\right ) \log \left (3-\frac {e^2}{2 x}+x\right )\right )}{e^2-6 x-2 x^2}\right ) \, dx \\ & = -x-x^2+\int \log \left (3-\frac {e^2}{2 x}+x\right ) \, dx+\int \frac {\log (x) \left (-3 e^2+2 x (6+x)+\left (e^2-2 x (3+x)\right ) \log \left (3-\frac {e^2}{2 x}+x\right )\right )}{e^2-6 x-2 x^2} \, dx \\ & = -x-x^2+x \log \left (3-\frac {e^2}{2 x}+x\right )-\int \frac {-e^2-2 x^2}{e^2-6 x-2 x^2} \, dx+\int \left (-\frac {\left (3 e^2-12 x-2 x^2\right ) \log (x)}{e^2-6 x-2 x^2}+\log (x) \log \left (3-\frac {e^2}{2 x}+x\right )\right ) \, dx \\ & = -x-x^2+x \log \left (3-\frac {e^2}{2 x}+x\right )-\int \left (1-\frac {2 \left (e^2-3 x\right )}{e^2-6 x-2 x^2}\right ) \, dx-\int \frac {\left (3 e^2-12 x-2 x^2\right ) \log (x)}{e^2-6 x-2 x^2} \, dx+\int \log (x) \log \left (3-\frac {e^2}{2 x}+x\right ) \, dx \\ & = -2 x-x^2+x \log \left (3-\frac {e^2}{2 x}+x\right )+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right )+2 \int \frac {e^2-3 x}{e^2-6 x-2 x^2} \, dx-\int \frac {\left (-e^2-2 x^2\right ) \log (x)}{e^2-6 x-2 x^2} \, dx-\int \left (\log (x)+\frac {2 \left (e^2-3 x\right ) \log (x)}{e^2-6 x-2 x^2}\right ) \, dx-\int \log \left (3-\frac {e^2}{2 x}+x\right ) \, dx \\ & = -2 x-x^2+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right )+\frac {3}{2} \int \frac {-6-4 x}{e^2-6 x-2 x^2} \, dx-2 \int \frac {\left (e^2-3 x\right ) \log (x)}{e^2-6 x-2 x^2} \, dx+\left (9+2 e^2\right ) \int \frac {1}{e^2-6 x-2 x^2} \, dx+\int \frac {-e^2-2 x^2}{e^2-6 x-2 x^2} \, dx-\int \log (x) \, dx-\int \left (\log (x)-\frac {2 \left (e^2-3 x\right ) \log (x)}{e^2-6 x-2 x^2}\right ) \, dx \\ & = -x-x^2-x \log (x)+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right )+\frac {3}{2} \log \left (e^2-6 x-2 x^2\right )+2 \int \frac {\left (e^2-3 x\right ) \log (x)}{e^2-6 x-2 x^2} \, dx-2 \int \left (\frac {\left (-3-\sqrt {9+2 e^2}\right ) \log (x)}{-6-2 \sqrt {9+2 e^2}-4 x}+\frac {\left (-3+\sqrt {9+2 e^2}\right ) \log (x)}{-6+2 \sqrt {9+2 e^2}-4 x}\right ) \, dx-\left (2 \left (9+2 e^2\right )\right ) \text {Subst}\left (\int \frac {1}{4 \left (9+2 e^2\right )-x^2} \, dx,x,-6-4 x\right )+\int \left (1-\frac {2 \left (e^2-3 x\right )}{e^2-6 x-2 x^2}\right ) \, dx-\int \log (x) \, dx \\ & = x-x^2+\sqrt {9+2 e^2} \tanh ^{-1}\left (\frac {3+2 x}{\sqrt {9+2 e^2}}\right )-2 x \log (x)+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right )+\frac {3}{2} \log \left (e^2-6 x-2 x^2\right )-2 \int \frac {e^2-3 x}{e^2-6 x-2 x^2} \, dx+2 \int \left (\frac {\left (-3-\sqrt {9+2 e^2}\right ) \log (x)}{-6-2 \sqrt {9+2 e^2}-4 x}+\frac {\left (-3+\sqrt {9+2 e^2}\right ) \log (x)}{-6+2 \sqrt {9+2 e^2}-4 x}\right ) \, dx+\left (2 \left (3-\sqrt {9+2 e^2}\right )\right ) \int \frac {\log (x)}{-6+2 \sqrt {9+2 e^2}-4 x} \, dx+\left (2 \left (3+\sqrt {9+2 e^2}\right )\right ) \int \frac {\log (x)}{-6-2 \sqrt {9+2 e^2}-4 x} \, dx \\ & = x-x^2+\sqrt {9+2 e^2} \tanh ^{-1}\left (\frac {3+2 x}{\sqrt {9+2 e^2}}\right )-\frac {1}{2} \left (3-\sqrt {9+2 e^2}\right ) \log \left (\frac {1}{2} \left (-3+\sqrt {9+2 e^2}\right )\right ) \log \left (-2 \left (3-\sqrt {9+2 e^2}\right )-4 x\right )-2 x \log (x)+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right )-\frac {1}{2} \left (3+\sqrt {9+2 e^2}\right ) \log (x) \log \left (1+\frac {2 x}{3+\sqrt {9+2 e^2}}\right )+\frac {3}{2} \log \left (e^2-6 x-2 x^2\right )-\frac {3}{2} \int \frac {-6-4 x}{e^2-6 x-2 x^2} \, dx-\left (9+2 e^2\right ) \int \frac {1}{e^2-6 x-2 x^2} \, dx-\left (2 \left (3-\sqrt {9+2 e^2}\right )\right ) \int \frac {\log (x)}{-6+2 \sqrt {9+2 e^2}-4 x} \, dx+\left (2 \left (3-\sqrt {9+2 e^2}\right )\right ) \int \frac {\log \left (\frac {4 x}{-6+2 \sqrt {9+2 e^2}}\right )}{-6+2 \sqrt {9+2 e^2}-4 x} \, dx+\frac {1}{2} \left (3+\sqrt {9+2 e^2}\right ) \int \frac {\log \left (1-\frac {4 x}{-6-2 \sqrt {9+2 e^2}}\right )}{x} \, dx-\left (2 \left (3+\sqrt {9+2 e^2}\right )\right ) \int \frac {\log (x)}{-6-2 \sqrt {9+2 e^2}-4 x} \, dx \\ & = x-x^2+\sqrt {9+2 e^2} \tanh ^{-1}\left (\frac {3+2 x}{\sqrt {9+2 e^2}}\right )-2 x \log (x)+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right )-\frac {1}{2} \left (3+\sqrt {9+2 e^2}\right ) \text {Li}_2\left (-\frac {2 x}{3+\sqrt {9+2 e^2}}\right )+\frac {1}{2} \left (3-\sqrt {9+2 e^2}\right ) \text {Li}_2\left (1+\frac {2 x}{3-\sqrt {9+2 e^2}}\right )+\left (2 \left (9+2 e^2\right )\right ) \text {Subst}\left (\int \frac {1}{4 \left (9+2 e^2\right )-x^2} \, dx,x,-6-4 x\right )-\left (2 \left (3-\sqrt {9+2 e^2}\right )\right ) \int \frac {\log \left (\frac {4 x}{-6+2 \sqrt {9+2 e^2}}\right )}{-6+2 \sqrt {9+2 e^2}-4 x} \, dx-\frac {1}{2} \left (3+\sqrt {9+2 e^2}\right ) \int \frac {\log \left (1-\frac {4 x}{-6-2 \sqrt {9+2 e^2}}\right )}{x} \, dx \\ & = x-x^2-2 x \log (x)+x \log (x) \log \left (3-\frac {e^2}{2 x}+x\right ) \\ \end{align*}
Time = 0.35 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.93 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=x \left (1-x+\log (x) \left (-2+\log \left (3-\frac {e^2}{2 x}+x\right )\right )\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. \(60\) vs. \(2(25)=50\).
Time = 2.78 (sec) , antiderivative size = 61, normalized size of antiderivative = 2.18
method | result | size |
parallelrisch | \(\frac {\left (12 \,{\mathrm e}^{2} x \ln \left (x \right ) \ln \left (-\frac {{\mathrm e}^{2}-2 x^{2}-6 x}{2 x}\right )-12 x^{2} {\mathrm e}^{2}-24 x \,{\mathrm e}^{2} \ln \left (x \right )-12 \,{\mathrm e}^{4}+12 \,{\mathrm e}^{2} x +36 \,{\mathrm e}^{2}\right ) {\mathrm e}^{-2}}{12}\) | \(61\) |
risch | \(\ln \left (x \right ) x \ln \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )-x \ln \left (x \right )^{2}-i \pi \ln \left (x \right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x +\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x}{2}-\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) \operatorname {csgn}\left (\frac {i}{x}\right ) \operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right ) x}{2}+\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (\frac {i}{x}\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x}{2}+\frac {i \pi \ln \left (x \right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{3} x}{2}+i \pi \ln \left (x \right ) x -x \ln \left (2\right ) \ln \left (x \right )-2 x \ln \left (x \right )-x^{2}+x\) | \(227\) |
default | \(\ln \left (x \right ) x \ln \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )-\left (\ln \left (x \right )-1\right ) x \ln \left (x \right )+x \ln \left (\frac {-{\mathrm e}^{2}+2 x^{2}+6 x}{x}\right )+\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x}{2}+\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (\frac {i}{x}\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x}{2}+\frac {i x \pi \,\operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) \operatorname {csgn}\left (\frac {i}{x}\right ) \operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}{2}+i x \pi {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2}-\frac {i x \pi {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{3}}{2}+x -2 x \ln \left (x \right )-x \ln \left (2\right ) \ln \left (x \right )-x^{2}-x \ln \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )+i \pi \ln \left (x \right ) x -\frac {3 \ln \left (x +\frac {3}{2}+\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right )}{2}+\frac {3 \ln \left (-{\mathrm e}^{2}+2 x^{2}+6 x \right )}{2}-\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) \operatorname {csgn}\left (\frac {i}{x}\right ) \operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right ) x}{2}-\frac {3 \ln \left (x +\frac {3}{2}-\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right )}{2}-\frac {\left (-9-2 \,{\mathrm e}^{2}\right ) \operatorname {arctanh}\left (\frac {4 x +6}{2 \sqrt {9+2 \,{\mathrm e}^{2}}}\right )}{\sqrt {9+2 \,{\mathrm e}^{2}}}-i x \pi -\frac {\ln \left (x +\frac {3}{2}+\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right ) \sqrt {9+2 \,{\mathrm e}^{2}}}{2}+\frac {\ln \left (x +\frac {3}{2}-\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right ) \sqrt {9+2 \,{\mathrm e}^{2}}}{2}-i \pi \ln \left (x \right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x +\frac {i \pi \ln \left (x \right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{3} x}{2}-\frac {i x \pi \,\operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2}}{2}-\frac {i x \pi \,\operatorname {csgn}\left (\frac {i}{x}\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2}}{2}\) | \(564\) |
parts | \(\ln \left (x \right ) x \ln \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )-\left (\ln \left (x \right )-1\right ) x \ln \left (x \right )+x \ln \left (\frac {-{\mathrm e}^{2}+2 x^{2}+6 x}{x}\right )+\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x}{2}+\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (\frac {i}{x}\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x}{2}+\frac {i x \pi \,\operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) \operatorname {csgn}\left (\frac {i}{x}\right ) \operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}{2}+i x \pi {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2}-\frac {i x \pi {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{3}}{2}+x -x \ln \left (2\right )-2 x \ln \left (x \right )-x^{2}-x \ln \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )+i \pi \ln \left (x \right ) x -\frac {3 \ln \left (x +\frac {3}{2}+\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right )}{2}+\frac {3 \ln \left (-{\mathrm e}^{2}+2 x^{2}+6 x \right )}{2}-\frac {i \pi \ln \left (x \right ) \operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) \operatorname {csgn}\left (\frac {i}{x}\right ) \operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right ) x}{2}-\frac {3 \ln \left (x +\frac {3}{2}-\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right )}{2}-\frac {\left (-9-2 \,{\mathrm e}^{2}\right ) \operatorname {arctanh}\left (\frac {4 x +6}{2 \sqrt {9+2 \,{\mathrm e}^{2}}}\right )}{\sqrt {9+2 \,{\mathrm e}^{2}}}-i x \pi -\frac {\ln \left (x +\frac {3}{2}+\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right ) \sqrt {9+2 \,{\mathrm e}^{2}}}{2}+\frac {\ln \left (x +\frac {3}{2}-\frac {\sqrt {9+2 \,{\mathrm e}^{2}}}{2}\right ) \sqrt {9+2 \,{\mathrm e}^{2}}}{2}-\ln \left (2\right ) \left (x \ln \left (x \right )-x \right )-i \pi \ln \left (x \right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2} x +\frac {i \pi \ln \left (x \right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{3} x}{2}-\frac {i x \pi \,\operatorname {csgn}\left (i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2}}{2}-\frac {i x \pi \,\operatorname {csgn}\left (\frac {i}{x}\right ) {\operatorname {csgn}\left (\frac {i \left ({\mathrm e}^{2}-2 x^{2}-6 x \right )}{x}\right )}^{2}}{2}\) | \(574\) |
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Time = 0.25 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.25 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=-x^{2} + {\left (x \log \left (\frac {2 \, x^{2} + 6 \, x - e^{2}}{2 \, x}\right ) - 2 \, x\right )} \log \left (x\right ) + x \]
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Leaf count of result is larger than twice the leaf count of optimal. 58 vs. \(2 (24) = 48\).
Time = 1.11 (sec) , antiderivative size = 58, normalized size of antiderivative = 2.07 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=- x^{2} - 2 x \log {\left (x \right )} + x + \left (x \log {\left (x \right )} + \frac {5}{48}\right ) \log {\left (\frac {x^{2} + 3 x - \frac {e^{2}}{2}}{x} \right )} + \frac {5 \log {\left (x \right )}}{48} - \frac {5 \log {\left (x^{2} + 3 x - \frac {e^{2}}{2} \right )}}{48} \]
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Leaf count of result is larger than twice the leaf count of optimal. 318 vs. \(2 (25) = 50\).
Time = 0.33 (sec) , antiderivative size = 318, normalized size of antiderivative = 11.36 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=-x {\left (\log \left (2\right ) + 2\right )} \log \left (x\right ) + x \log \left (2 \, x^{2} + 6 \, x - e^{2}\right ) \log \left (x\right ) - x \log \left (x\right )^{2} - x^{2} - \frac {1}{2} \, {\left (\frac {3 \, \log \left (\frac {2 \, x - \sqrt {2 \, e^{2} + 9} + 3}{2 \, x + \sqrt {2 \, e^{2} + 9} + 3}\right )}{\sqrt {2 \, e^{2} + 9}} - \log \left (2 \, x^{2} + 6 \, x - e^{2}\right )\right )} e^{2} - \frac {1}{2} \, {\left (e^{2} + 18\right )} \log \left (2 \, x^{2} + 6 \, x - e^{2}\right ) - \frac {7 \, {\left (e^{2} + 9\right )} \log \left (\frac {2 \, x - \sqrt {2 \, e^{2} + 9} + 3}{2 \, x + \sqrt {2 \, e^{2} + 9} + 3}\right )}{2 \, \sqrt {2 \, e^{2} + 9}} + \frac {9 \, {\left (e^{2} + 6\right )} \log \left (\frac {2 \, x - \sqrt {2 \, e^{2} + 9} + 3}{2 \, x + \sqrt {2 \, e^{2} + 9} + 3}\right )}{2 \, \sqrt {2 \, e^{2} + 9}} + \frac {e^{2} \log \left (\frac {2 \, x - \sqrt {2 \, e^{2} + 9} + 3}{2 \, x + \sqrt {2 \, e^{2} + 9} + 3}\right )}{2 \, \sqrt {2 \, e^{2} + 9}} + x + \frac {9 \, \log \left (\frac {2 \, x - \sqrt {2 \, e^{2} + 9} + 3}{2 \, x + \sqrt {2 \, e^{2} + 9} + 3}\right )}{2 \, \sqrt {2 \, e^{2} + 9}} + 9 \, \log \left (2 \, x^{2} + 6 \, x - e^{2}\right ) \]
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Time = 0.36 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.57 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=-x \log \left (2\right ) \log \left (x\right ) + x \log \left (2 \, x^{2} + 6 \, x - e^{2}\right ) \log \left (x\right ) - x \log \left (x\right )^{2} - x^{2} - 2 \, x \log \left (x\right ) + x \]
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Time = 12.52 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.14 \[ \int \frac {e^2 (-1-2 x)+6 x+14 x^2+4 x^3+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )+\log (x) \left (-3 e^2+12 x+2 x^2+\left (e^2-6 x-2 x^2\right ) \log \left (\frac {-e^2+6 x+2 x^2}{2 x}\right )\right )}{e^2-6 x-2 x^2} \, dx=x-2\,x\,\ln \left (x\right )-x^2+x\,\ln \left (\frac {x^2+3\,x-\frac {{\mathrm {e}}^2}{2}}{x}\right )\,\ln \left (x\right ) \]
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