Integrand size = 90, antiderivative size = 24 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=e^{4 x} \left (-e^{-x+\log ^2(x)}+5 x\right )^2 \]
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Leaf count is larger than twice the leaf count of optimal. \(52\) vs. \(2(24)=48\).
Time = 0.17 (sec) , antiderivative size = 52, normalized size of antiderivative = 2.17, number of steps used = 11, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {14, 2227, 2207, 2225, 6838, 2326} \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=25 e^{4 x} x^2+e^{2 \left (x+\log ^2(x)\right )}-\frac {10 e^{3 x+\log ^2(x)} (3 x+2 \log (x))}{\frac {2 \log (x)}{x}+3} \]
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Rule 14
Rule 2207
Rule 2225
Rule 2227
Rule 2326
Rule 6838
Rubi steps \begin{align*} \text {integral}& = \int \left (50 e^{4 x} x (1+2 x)+\frac {2 e^{2 \left (x+\log ^2(x)\right )} (x+2 \log (x))}{x}-10 e^{3 x+\log ^2(x)} (1+3 x+2 \log (x))\right ) \, dx \\ & = 2 \int \frac {e^{2 \left (x+\log ^2(x)\right )} (x+2 \log (x))}{x} \, dx-10 \int e^{3 x+\log ^2(x)} (1+3 x+2 \log (x)) \, dx+50 \int e^{4 x} x (1+2 x) \, dx \\ & = e^{2 \left (x+\log ^2(x)\right )}-\frac {10 e^{3 x+\log ^2(x)} (3 x+2 \log (x))}{3+\frac {2 \log (x)}{x}}+50 \int \left (e^{4 x} x+2 e^{4 x} x^2\right ) \, dx \\ & = e^{2 \left (x+\log ^2(x)\right )}-\frac {10 e^{3 x+\log ^2(x)} (3 x+2 \log (x))}{3+\frac {2 \log (x)}{x}}+50 \int e^{4 x} x \, dx+100 \int e^{4 x} x^2 \, dx \\ & = e^{2 \left (x+\log ^2(x)\right )}+\frac {25}{2} e^{4 x} x+25 e^{4 x} x^2-\frac {10 e^{3 x+\log ^2(x)} (3 x+2 \log (x))}{3+\frac {2 \log (x)}{x}}-\frac {25}{2} \int e^{4 x} \, dx-50 \int e^{4 x} x \, dx \\ & = -\frac {25 e^{4 x}}{8}+e^{2 \left (x+\log ^2(x)\right )}+25 e^{4 x} x^2-\frac {10 e^{3 x+\log ^2(x)} (3 x+2 \log (x))}{3+\frac {2 \log (x)}{x}}+\frac {25}{2} \int e^{4 x} \, dx \\ & = e^{2 \left (x+\log ^2(x)\right )}+25 e^{4 x} x^2-\frac {10 e^{3 x+\log ^2(x)} (3 x+2 \log (x))}{3+\frac {2 \log (x)}{x}} \\ \end{align*}
Time = 0.64 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.88 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=e^{2 x} \left (e^{\log ^2(x)}-5 e^x x\right )^2 \]
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Time = 1.46 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.42
method | result | size |
risch | \(25 x^{2} {\mathrm e}^{4 x}-10 x \,{\mathrm e}^{\ln \left (x \right )^{2}+3 x}+{\mathrm e}^{2 x +2 \ln \left (x \right )^{2}}\) | \(34\) |
parallelrisch | \(25 x^{2} {\mathrm e}^{4 x}-10 \,{\mathrm e}^{\ln \left (x \right )^{2}-x} {\mathrm e}^{4 x} x +{\mathrm e}^{4 x} {\mathrm e}^{2 \ln \left (x \right )^{2}-2 x}\) | \(43\) |
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Time = 0.28 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.38 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=25 \, x^{2} e^{\left (4 \, x\right )} - 10 \, x e^{\left (\log \left (x\right )^{2} + 3 \, x\right )} + e^{\left (2 \, \log \left (x\right )^{2} + 2 \, x\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 42 vs. \(2 (17) = 34\).
Time = 8.27 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.75 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=25 x^{2} e^{4 x} - 10 x e^{4 x} e^{- x + \log {\left (x \right )}^{2}} + e^{4 x} e^{- 2 x + 2 \log {\left (x \right )}^{2}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 51 vs. \(2 (22) = 44\).
Time = 0.25 (sec) , antiderivative size = 51, normalized size of antiderivative = 2.12 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=-10 \, x e^{\left (\log \left (x\right )^{2} + 3 \, x\right )} + \frac {25}{8} \, {\left (8 \, x^{2} - 4 \, x + 1\right )} e^{\left (4 \, x\right )} + \frac {25}{8} \, {\left (4 \, x - 1\right )} e^{\left (4 \, x\right )} + e^{\left (2 \, \log \left (x\right )^{2} + 2 \, x\right )} \]
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Time = 0.25 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.38 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx=25 \, x^{2} e^{\left (4 \, x\right )} - 10 \, x e^{\left (\log \left (x\right )^{2} + 3 \, x\right )} + e^{\left (2 \, \log \left (x\right )^{2} + 2 \, x\right )} \]
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Time = 9.22 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.38 \[ \int \frac {e^{4 x} \left (50 x^2+100 x^3\right )+e^{-2 x+2 \log ^2(x)} \left (2 e^{4 x} x+4 e^{4 x} \log (x)\right )+e^{-x+\log ^2(x)} \left (e^{4 x} \left (-10 x-30 x^2\right )-20 e^{4 x} x \log (x)\right )}{x} \, dx={\mathrm {e}}^{2\,{\ln \left (x\right )}^2+2\,x}+25\,x^2\,{\mathrm {e}}^{4\,x}-10\,x\,{\mathrm {e}}^{{\ln \left (x\right )}^2+3\,x} \]
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