Integrand size = 59, antiderivative size = 26 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x+\left (-e^{4 \left (-1+e^2-4 e^{2 x}\right )}+x^2\right )^2 \]
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Time = 0.03 (sec) , antiderivative size = 48, normalized size of antiderivative = 1.85, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.051, Rules used = {2320, 2225, 2326} \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x^4-2 e^{-16 e^{2 x}-4 \left (1-e^2\right )} x^2+x+e^{-32 e^{2 x}-8 \left (1-e^2\right )} \]
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Rule 2225
Rule 2320
Rule 2326
Rubi steps \begin{align*} \text {integral}& = x+x^4-64 \int e^{-8+8 e^2-32 e^{2 x}+2 x} \, dx+\int e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right ) \, dx \\ & = x-2 e^{-16 e^{2 x}-4 \left (1-e^2\right )} x^2+x^4-32 \text {Subst}\left (\int e^{-8 \left (1-e^2\right )-32 x} \, dx,x,e^{2 x}\right ) \\ & = e^{-32 e^{2 x}-8 \left (1-e^2\right )}+x-2 e^{-16 e^{2 x}-4 \left (1-e^2\right )} x^2+x^4 \\ \end{align*}
Time = 0.11 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.65 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=e^{-32 e^{2 x}+8 \left (-1+e^2\right )}+x-2 e^{4 \left (-1+e^2-4 e^{2 x}\right )} x^2+x^4 \]
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Time = 0.12 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.42
method | result | size |
risch | \(x -2 x^{2} {\mathrm e}^{-16 \,{\mathrm e}^{2 x}+4 \,{\mathrm e}^{2}-4}+x^{4}+{\mathrm e}^{-32 \,{\mathrm e}^{2 x}+8 \,{\mathrm e}^{2}-8}\) | \(37\) |
default | \(x -2 x^{2} {\mathrm e}^{-16 \,{\mathrm e}^{2 x}+4 \,{\mathrm e}^{2}-4}+x^{4}+{\mathrm e}^{-32 \,{\mathrm e}^{2 x}+8 \,{\mathrm e}^{2}-8}\) | \(41\) |
parallelrisch | \(x -2 x^{2} {\mathrm e}^{-16 \,{\mathrm e}^{2 x}+4 \,{\mathrm e}^{2}-4}+x^{4}+{\mathrm e}^{-32 \,{\mathrm e}^{2 x}+8 \,{\mathrm e}^{2}-8}\) | \(41\) |
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Time = 0.26 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.38 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x^{4} - 2 \, x^{2} e^{\left (4 \, e^{2} - 16 \, e^{\left (2 \, x\right )} - 4\right )} + x + e^{\left (8 \, e^{2} - 32 \, e^{\left (2 \, x\right )} - 8\right )} \]
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Time = 0.15 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.50 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x^{4} - 2 x^{2} e^{- 16 e^{2 x} - 4 + 4 e^{2}} + x + e^{- 32 e^{2 x} - 8 + 8 e^{2}} \]
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Time = 0.21 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.38 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x^{4} - 2 \, x^{2} e^{\left (4 \, e^{2} - 16 \, e^{\left (2 \, x\right )} - 4\right )} + x + e^{\left (8 \, e^{2} - 32 \, e^{\left (2 \, x\right )} - 8\right )} \]
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Time = 0.26 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.38 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x^{4} - 2 \, x^{2} e^{\left (4 \, e^{2} - 16 \, e^{\left (2 \, x\right )} - 4\right )} + x + e^{\left (8 \, e^{2} - 32 \, e^{\left (2 \, x\right )} - 8\right )} \]
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Time = 9.16 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.38 \[ \int \left (1-64 e^{-8+8 e^2-32 e^{2 x}+2 x}+4 x^3+e^{-4+4 e^2-16 e^{2 x}} \left (-4 x+64 e^{2 x} x^2\right )\right ) \, dx=x+{\mathrm {e}}^{8\,{\mathrm {e}}^2-32\,{\mathrm {e}}^{2\,x}-8}-2\,x^2\,{\mathrm {e}}^{4\,{\mathrm {e}}^2-16\,{\mathrm {e}}^{2\,x}-4}+x^4 \]
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