Integrand size = 63, antiderivative size = 23 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=2+e^{2 \left (4 e^{2 x}+\frac {1}{4 x}\right )^2} \]
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Time = 0.32 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.26, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.032, Rules used = {12, 6838} \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=e^{\frac {256 e^{4 x} x^2+32 e^{2 x} x+1}{8 x^2}} \]
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Rule 12
Rule 6838
Rubi steps \begin{align*} \text {integral}& = \frac {1}{4} \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{x^3} \, dx \\ & = e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \\ \end{align*}
Time = 0.65 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.91 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=e^{\frac {\left (1+16 e^{2 x} x\right )^2}{8 x^2}} \]
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Time = 0.23 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.09
method | result | size |
risch | \({\mathrm e}^{\frac {256 x^{2} {\mathrm e}^{4 x}+32 x \,{\mathrm e}^{2 x}+1}{8 x^{2}}}\) | \(25\) |
parallelrisch | \({\mathrm e}^{\frac {256 x^{2} {\mathrm e}^{4 x}+32 x \,{\mathrm e}^{2 x}+1}{8 x^{2}}}\) | \(29\) |
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Time = 0.27 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.04 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=e^{\left (\frac {256 \, x^{2} e^{\left (4 \, x\right )} + 32 \, x e^{\left (2 \, x\right )} + 1}{8 \, x^{2}}\right )} \]
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Time = 0.16 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.13 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=e^{\frac {2 \cdot \left (16 x^{2} e^{4 x} + 2 x e^{2 x} + \frac {1}{16}\right )}{x^{2}}} \]
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Time = 0.27 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=e^{\left (\frac {4 \, e^{\left (2 \, x\right )}}{x} + \frac {1}{8 \, x^{2}} + 32 \, e^{\left (4 \, x\right )}\right )} \]
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Time = 0.31 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.96 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx=e^{\left (\frac {4 \, e^{\left (2 \, x\right )}}{x} + \frac {1}{8 \, x^{2}} + 32 \, e^{\left (4 \, x\right )}\right )} \]
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Time = 11.60 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.04 \[ \int \frac {e^{\frac {1+32 e^{2 x} x+256 e^{4 x} x^2}{8 x^2}} \left (-1+512 e^{4 x} x^3+e^{2 x} \left (-16 x+32 x^2\right )\right )}{4 x^3} \, dx={\mathrm {e}}^{32\,{\mathrm {e}}^{4\,x}}\,{\mathrm {e}}^{\frac {1}{8\,x^2}}\,{\mathrm {e}}^{\frac {4\,{\mathrm {e}}^{2\,x}}{x}} \]
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