Integrand size = 106, antiderivative size = 20 \[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=-x+x^3 \log ^2(1-x+\log (4+x)) \]
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\[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=\int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{(4+x) (1-x+\log (4+x))} \, dx \\ & = \int \left (\frac {4}{(4+x) (-1+x-\log (4+x))}-\frac {3 x}{(4+x) (-1+x-\log (4+x))}-\frac {x^2}{(4+x) (-1+x-\log (4+x))}+\frac {\log (4+x)}{-1+x-\log (4+x)}+\frac {2 x^3 (3+x) \log (1-x+\log (4+x))}{(4+x) (-1+x-\log (4+x))}+3 x^2 \log ^2(1-x+\log (4+x))\right ) \, dx \\ & = 2 \int \frac {x^3 (3+x) \log (1-x+\log (4+x))}{(4+x) (-1+x-\log (4+x))} \, dx-3 \int \frac {x}{(4+x) (-1+x-\log (4+x))} \, dx+3 \int x^2 \log ^2(1-x+\log (4+x)) \, dx+4 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-\int \frac {x^2}{(4+x) (-1+x-\log (4+x))} \, dx+\int \frac {\log (4+x)}{-1+x-\log (4+x)} \, dx \\ & = 2 \int \left (-\frac {16 \log (1-x+\log (4+x))}{-1+x-\log (4+x)}+\frac {4 x \log (1-x+\log (4+x))}{-1+x-\log (4+x)}-\frac {x^2 \log (1-x+\log (4+x))}{-1+x-\log (4+x)}+\frac {x^3 \log (1-x+\log (4+x))}{-1+x-\log (4+x)}+\frac {64 \log (1-x+\log (4+x))}{(4+x) (-1+x-\log (4+x))}\right ) \, dx-3 \int \left (\frac {1}{-1+x-\log (4+x)}-\frac {4}{(4+x) (-1+x-\log (4+x))}\right ) \, dx+3 \int x^2 \log ^2(1-x+\log (4+x)) \, dx+4 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx+\int \left (-1+\frac {-1+x}{-1+x-\log (4+x)}\right ) \, dx-\int \left (-\frac {4}{-1+x-\log (4+x)}+\frac {x}{-1+x-\log (4+x)}+\frac {16}{(4+x) (-1+x-\log (4+x))}\right ) \, dx \\ & = -x-2 \int \frac {x^2 \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+2 \int \frac {x^3 \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx-3 \int \frac {1}{-1+x-\log (4+x)} \, dx+3 \int x^2 \log ^2(1-x+\log (4+x)) \, dx+4 \int \frac {1}{-1+x-\log (4+x)} \, dx+4 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx+8 \int \frac {x \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+12 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-16 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-32 \int \frac {\log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+128 \int \frac {\log (1-x+\log (4+x))}{(4+x) (-1+x-\log (4+x))} \, dx+\int \frac {-1+x}{-1+x-\log (4+x)} \, dx-\int \frac {x}{-1+x-\log (4+x)} \, dx \\ & = -x-2 \int \frac {x^2 \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+2 \int \frac {x^3 \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx-3 \int \frac {1}{-1+x-\log (4+x)} \, dx+3 \int x^2 \log ^2(1-x+\log (4+x)) \, dx+4 \int \frac {1}{-1+x-\log (4+x)} \, dx+4 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx+8 \int \frac {x \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+12 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-16 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-32 \int \frac {\log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+128 \int \frac {\log (1-x+\log (4+x))}{(4+x) (-1+x-\log (4+x))} \, dx-\int \frac {x}{-1+x-\log (4+x)} \, dx+\int \left (\frac {x}{-1+x-\log (4+x)}+\frac {1}{1-x+\log (4+x)}\right ) \, dx \\ & = -x-2 \int \frac {x^2 \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+2 \int \frac {x^3 \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx-3 \int \frac {1}{-1+x-\log (4+x)} \, dx+3 \int x^2 \log ^2(1-x+\log (4+x)) \, dx+4 \int \frac {1}{-1+x-\log (4+x)} \, dx+4 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx+8 \int \frac {x \log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+12 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-16 \int \frac {1}{(4+x) (-1+x-\log (4+x))} \, dx-32 \int \frac {\log (1-x+\log (4+x))}{-1+x-\log (4+x)} \, dx+128 \int \frac {\log (1-x+\log (4+x))}{(4+x) (-1+x-\log (4+x))} \, dx+\int \frac {1}{1-x+\log (4+x)} \, dx \\ \end{align*}
\[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=\int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx \]
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Time = 0.38 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.05
method | result | size |
risch | \(x^{3} \ln \left (\ln \left (4+x \right )-x +1\right )^{2}-x\) | \(21\) |
parallelrisch | \(x^{3} \ln \left (\ln \left (4+x \right )-x +1\right )^{2}+1-x\) | \(22\) |
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Time = 0.25 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=x^{3} \log \left (-x + \log \left (x + 4\right ) + 1\right )^{2} - x \]
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Time = 0.28 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.75 \[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=x^{3} \log {\left (- x + \log {\left (x + 4 \right )} + 1 \right )}^{2} - x \]
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Time = 0.26 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=x^{3} \log \left (-x + \log \left (x + 4\right ) + 1\right )^{2} - x \]
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Time = 0.30 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=x^{3} \log \left (-x + \log \left (x + 4\right ) + 1\right )^{2} - x \]
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Time = 0.22 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {-4+3 x+x^2+(-4-x) \log (4+x)+\left (-6 x^3-2 x^4\right ) \log (1-x+\log (4+x))+\left (12 x^2-9 x^3-3 x^4+\left (12 x^2+3 x^3\right ) \log (4+x)\right ) \log ^2(1-x+\log (4+x))}{4-3 x-x^2+(4+x) \log (4+x)} \, dx=x^3\,{\ln \left (\ln \left (x+4\right )-x+1\right )}^2-x \]
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