Integrand size = 64, antiderivative size = 23 \[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=-3+e^{e^{5 \left (24+x+\frac {(2+x)^2}{x^2}\right )}}-x \]
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\[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=\int \frac {-x^3+\exp \left (e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}\right ) \left (-40-20 x+5 x^3\right )}{x^3} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \left (-1+\frac {5 e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x} \left (-8-4 x+x^3\right )}{x^3}\right ) \, dx \\ & = -x+5 \int \frac {e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x} \left (-8-4 x+x^3\right )}{x^3} \, dx \\ & = -x+5 \int \left (e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x}-\frac {8 e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x}}{x^3}-\frac {4 e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x}}{x^2}\right ) \, dx \\ & = -x+5 \int e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x} \, dx-20 \int \frac {e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x}}{x^2} \, dx-40 \int \frac {e^{125+e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}+\frac {20}{x^2}+\frac {20}{x}+5 x}}{x^3} \, dx \\ \end{align*}
Time = 1.46 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.00 \[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=e^{e^{125+\frac {20}{x^2}+\frac {20}{x}+5 x}}-x \]
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Time = 0.35 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.09
method | result | size |
risch | \(-x +{\mathrm e}^{{\mathrm e}^{\frac {5 x^{3}+125 x^{2}+20 x +20}{x^{2}}}}\) | \(25\) |
parallelrisch | \(-x +{\mathrm e}^{{\mathrm e}^{\frac {5 x^{3}+125 x^{2}+20 x +20}{x^{2}}}}\) | \(25\) |
parts | \(-x +{\mathrm e}^{{\mathrm e}^{\frac {5 x^{3}+125 x^{2}+20 x +20}{x^{2}}}}\) | \(26\) |
norman | \(\frac {x^{2} {\mathrm e}^{{\mathrm e}^{\frac {5 x^{3}+125 x^{2}+20 x +20}{x^{2}}}}-x^{3}}{x^{2}}\) | \(36\) |
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Leaf count of result is larger than twice the leaf count of optimal. 88 vs. \(2 (22) = 44\).
Time = 0.25 (sec) , antiderivative size = 88, normalized size of antiderivative = 3.83 \[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=-{\left (x e^{\left (\frac {5 \, {\left (x^{3} + 25 \, x^{2} + 4 \, x + 4\right )}}{x^{2}}\right )} - e^{\left (\frac {5 \, x^{3} + x^{2} e^{\left (\frac {5 \, {\left (x^{3} + 25 \, x^{2} + 4 \, x + 4\right )}}{x^{2}}\right )} + 125 \, x^{2} + 20 \, x + 20}{x^{2}}\right )}\right )} e^{\left (-\frac {5 \, {\left (x^{3} + 25 \, x^{2} + 4 \, x + 4\right )}}{x^{2}}\right )} \]
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Time = 0.12 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=- x + e^{e^{\frac {5 x^{3} + 125 x^{2} + 20 x + 20}{x^{2}}}} \]
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none
Time = 0.34 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.91 \[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=-x + e^{\left (e^{\left (5 \, x + \frac {20}{x} + \frac {20}{x^{2}} + 125\right )}\right )} \]
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\[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx=\int { -\frac {x^{3} - 5 \, {\left (x^{3} - 4 \, x - 8\right )} e^{\left (\frac {5 \, {\left (x^{3} + 25 \, x^{2} + 4 \, x + 4\right )}}{x^{2}} + e^{\left (\frac {5 \, {\left (x^{3} + 25 \, x^{2} + 4 \, x + 4\right )}}{x^{2}}\right )}\right )}}{x^{3}} \,d x } \]
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Time = 12.89 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.04 \[ \int \frac {-x^3+e^{e^{\frac {20+20 x+125 x^2+5 x^3}{x^2}}+\frac {20+20 x+125 x^2+5 x^3}{x^2}} \left (-40-20 x+5 x^3\right )}{x^3} \, dx={\mathrm {e}}^{{\mathrm {e}}^{5\,x}\,{\mathrm {e}}^{125}\,{\mathrm {e}}^{20/x}\,{\mathrm {e}}^{\frac {20}{x^2}}}-x \]
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