Integrand size = 57, antiderivative size = 21 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {e^{-x} x^2}{3 \left (-1+e^{-4+x}\right )^8} \]
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Leaf count is larger than twice the leaf count of optimal. \(178\) vs. \(2(21)=42\).
Time = 11.24 (sec) , antiderivative size = 178, normalized size of antiderivative = 8.48, number of steps used = 915, number of rules used = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {6820, 12, 6874, 2227, 2207, 2225, 2216, 2215, 2221, 2317, 2438, 2222, 2320, 36, 29, 31, 46, 2611, 6724} \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {1}{3} e^{-x} x^2+\frac {x^2}{3 \left (e^4-e^x\right )}+\frac {e^4 x^2}{3 \left (e^4-e^x\right )^2}+\frac {e^8 x^2}{3 \left (e^4-e^x\right )^3}+\frac {e^{12} x^2}{3 \left (e^4-e^x\right )^4}+\frac {e^{16} x^2}{3 \left (e^4-e^x\right )^5}+\frac {e^{20} x^2}{3 \left (e^4-e^x\right )^6}+\frac {e^{24} x^2}{3 \left (e^4-e^x\right )^7}+\frac {e^{28} x^2}{3 \left (e^4-e^x\right )^8} \]
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Rule 12
Rule 29
Rule 31
Rule 36
Rule 46
Rule 2207
Rule 2215
Rule 2216
Rule 2221
Rule 2222
Rule 2225
Rule 2227
Rule 2317
Rule 2320
Rule 2438
Rule 2611
Rule 6724
Rule 6820
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{32} x \left (-2-e^{4-x} (-2+x)+9 x\right )}{3 \left (e^4-e^x\right )^9} \, dx \\ & = \frac {1}{3} e^{32} \int \frac {x \left (-2-e^{4-x} (-2+x)+9 x\right )}{\left (e^4-e^x\right )^9} \, dx \\ & = \frac {1}{3} e^{32} \int \left (-e^{-32-x} (-2+x) x-\frac {(-2+x) x}{e^4 \left (e^4-e^x\right )^8}-\frac {(-2+x) x}{e^8 \left (e^4-e^x\right )^7}-\frac {(-2+x) x}{e^{12} \left (e^4-e^x\right )^6}-\frac {(-2+x) x}{e^{16} \left (e^4-e^x\right )^5}-\frac {(-2+x) x}{e^{20} \left (e^4-e^x\right )^4}-\frac {(-2+x) x}{e^{24} \left (e^4-e^x\right )^3}-\frac {(-2+x) x}{e^{28} \left (e^4-e^x\right )^2}-\frac {(-2+x) x}{e^{32} \left (e^4-e^x\right )}-\frac {8 x^2}{\left (-e^4+e^x\right )^9}\right ) \, dx \\ & = -\left (\frac {1}{3} \int \frac {(-2+x) x}{e^4-e^x} \, dx\right )-\frac {1}{3} e^4 \int \frac {(-2+x) x}{\left (e^4-e^x\right )^2} \, dx-\frac {1}{3} e^8 \int \frac {(-2+x) x}{\left (e^4-e^x\right )^3} \, dx-\frac {1}{3} e^{12} \int \frac {(-2+x) x}{\left (e^4-e^x\right )^4} \, dx-\frac {1}{3} e^{16} \int \frac {(-2+x) x}{\left (e^4-e^x\right )^5} \, dx-\frac {1}{3} e^{20} \int \frac {(-2+x) x}{\left (e^4-e^x\right )^6} \, dx-\frac {1}{3} e^{24} \int \frac {(-2+x) x}{\left (e^4-e^x\right )^7} \, dx-\frac {1}{3} e^{28} \int \frac {(-2+x) x}{\left (e^4-e^x\right )^8} \, dx-\frac {1}{3} e^{32} \int e^{-32-x} (-2+x) x \, dx-\frac {1}{3} \left (8 e^{32}\right ) \int \frac {x^2}{\left (-e^4+e^x\right )^9} \, dx \\ & = -\left (\frac {1}{3} \int \left (\frac {2 x}{-e^4+e^x}-\frac {x^2}{-e^4+e^x}\right ) \, dx\right )-\frac {1}{3} e^4 \int \left (-\frac {2 x}{\left (-e^4+e^x\right )^2}+\frac {x^2}{\left (-e^4+e^x\right )^2}\right ) \, dx-\frac {1}{3} e^8 \int \left (\frac {2 x}{\left (-e^4+e^x\right )^3}-\frac {x^2}{\left (-e^4+e^x\right )^3}\right ) \, dx-\frac {1}{3} e^{12} \int \left (-\frac {2 x}{\left (-e^4+e^x\right )^4}+\frac {x^2}{\left (-e^4+e^x\right )^4}\right ) \, dx-\frac {1}{3} e^{16} \int \left (\frac {2 x}{\left (-e^4+e^x\right )^5}-\frac {x^2}{\left (-e^4+e^x\right )^5}\right ) \, dx-\frac {1}{3} e^{20} \int \left (-\frac {2 x}{\left (-e^4+e^x\right )^6}+\frac {x^2}{\left (-e^4+e^x\right )^6}\right ) \, dx-\frac {1}{3} e^{24} \int \left (\frac {2 x}{\left (-e^4+e^x\right )^7}-\frac {x^2}{\left (-e^4+e^x\right )^7}\right ) \, dx-\frac {1}{3} e^{28} \int \left (-\frac {2 x}{\left (-e^4+e^x\right )^8}+\frac {x^2}{\left (-e^4+e^x\right )^8}\right ) \, dx-\frac {1}{3} \left (8 e^{28}\right ) \int \frac {e^x x^2}{\left (-e^4+e^x\right )^9} \, dx+\frac {1}{3} \left (8 e^{28}\right ) \int \frac {x^2}{\left (-e^4+e^x\right )^8} \, dx-\frac {1}{3} e^{32} \int \left (-2 e^{-32-x} x+e^{-32-x} x^2\right ) \, dx \\ & = \frac {e^{28} x^2}{3 \left (e^4-e^x\right )^8}+\frac {1}{3} \int \frac {x^2}{-e^4+e^x} \, dx-\frac {2}{3} \int \frac {x}{-e^4+e^x} \, dx-\frac {1}{3} e^4 \int \frac {x^2}{\left (-e^4+e^x\right )^2} \, dx+\frac {1}{3} \left (2 e^4\right ) \int \frac {x}{\left (-e^4+e^x\right )^2} \, dx+\frac {1}{3} e^8 \int \frac {x^2}{\left (-e^4+e^x\right )^3} \, dx-\frac {1}{3} \left (2 e^8\right ) \int \frac {x}{\left (-e^4+e^x\right )^3} \, dx-\frac {1}{3} e^{12} \int \frac {x^2}{\left (-e^4+e^x\right )^4} \, dx+\frac {1}{3} \left (2 e^{12}\right ) \int \frac {x}{\left (-e^4+e^x\right )^4} \, dx+\frac {1}{3} e^{16} \int \frac {x^2}{\left (-e^4+e^x\right )^5} \, dx-\frac {1}{3} \left (2 e^{16}\right ) \int \frac {x}{\left (-e^4+e^x\right )^5} \, dx-\frac {1}{3} e^{20} \int \frac {x^2}{\left (-e^4+e^x\right )^6} \, dx+\frac {1}{3} \left (2 e^{20}\right ) \int \frac {x}{\left (-e^4+e^x\right )^6} \, dx+\frac {1}{3} e^{24} \int \frac {x^2}{\left (-e^4+e^x\right )^7} \, dx-\frac {1}{3} \left (2 e^{24}\right ) \int \frac {x}{\left (-e^4+e^x\right )^7} \, dx+\frac {1}{3} \left (8 e^{24}\right ) \int \frac {e^x x^2}{\left (-e^4+e^x\right )^8} \, dx-\frac {1}{3} \left (8 e^{24}\right ) \int \frac {x^2}{\left (-e^4+e^x\right )^7} \, dx-\frac {1}{3} e^{28} \int \frac {x^2}{\left (-e^4+e^x\right )^8} \, dx-\frac {1}{3} e^{32} \int e^{-32-x} x^2 \, dx+\frac {1}{3} \left (2 e^{32}\right ) \int e^{-32-x} x \, dx \\ & = -\frac {2}{3} e^{-x} x+\frac {x^2}{3 e^4}+\frac {1}{3} e^{-x} x^2+\frac {e^{28} x^2}{3 \left (e^4-e^x\right )^8}+\frac {8 e^{24} x^2}{21 \left (e^4-e^x\right )^7}-\frac {x^3}{9 e^4}-\frac {1}{3} \int \frac {e^x x^2}{\left (-e^4+e^x\right )^2} \, dx+\frac {1}{3} \int \frac {x^2}{-e^4+e^x} \, dx+\frac {2}{3} \int \frac {e^x x}{\left (-e^4+e^x\right )^2} \, dx-\frac {2}{3} \int \frac {x}{-e^4+e^x} \, dx+\frac {\int \frac {e^x x^2}{-e^4+e^x} \, dx}{3 e^4}-\frac {2 \int \frac {e^x x}{-e^4+e^x} \, dx}{3 e^4}+\frac {1}{3} e^4 \int \frac {e^x x^2}{\left (-e^4+e^x\right )^3} \, dx-\frac {1}{3} e^4 \int \frac {x^2}{\left (-e^4+e^x\right )^2} \, dx-\frac {1}{3} \left (2 e^4\right ) \int \frac {e^x x}{\left (-e^4+e^x\right )^3} \, dx+\frac {1}{3} \left (2 e^4\right ) \int \frac {x}{\left (-e^4+e^x\right )^2} \, dx-\frac {1}{3} e^8 \int \frac {e^x x^2}{\left (-e^4+e^x\right )^4} \, dx+\frac {1}{3} e^8 \int \frac {x^2}{\left (-e^4+e^x\right )^3} \, dx+\frac {1}{3} \left (2 e^8\right ) \int \frac {e^x x}{\left (-e^4+e^x\right )^4} \, dx-\frac {1}{3} \left (2 e^8\right ) \int \frac {x}{\left (-e^4+e^x\right )^3} \, dx+\frac {1}{3} e^{12} \int \frac {e^x x^2}{\left (-e^4+e^x\right )^5} \, dx-\frac {1}{3} e^{12} \int \frac {x^2}{\left (-e^4+e^x\right )^4} \, dx-\frac {1}{3} \left (2 e^{12}\right ) \int \frac {e^x x}{\left (-e^4+e^x\right )^5} \, dx+\frac {1}{3} \left (2 e^{12}\right ) \int \frac {x}{\left (-e^4+e^x\right )^4} \, dx-\frac {1}{3} e^{16} \int \frac {e^x x^2}{\left (-e^4+e^x\right )^6} \, dx+\frac {1}{3} e^{16} \int \frac {x^2}{\left (-e^4+e^x\right )^5} \, dx+\frac {1}{3} \left (2 e^{16}\right ) \int \frac {e^x x}{\left (-e^4+e^x\right )^6} \, dx-\frac {1}{3} \left (2 e^{16}\right ) \int \frac {x}{\left (-e^4+e^x\right )^5} \, dx+\frac {1}{3} e^{20} \int \frac {e^x x^2}{\left (-e^4+e^x\right )^7} \, dx-\frac {1}{3} e^{20} \int \frac {x^2}{\left (-e^4+e^x\right )^6} \, dx-\frac {1}{3} \left (2 e^{20}\right ) \int \frac {e^x x}{\left (-e^4+e^x\right )^7} \, dx+\frac {1}{3} \left (2 e^{20}\right ) \int \frac {x}{\left (-e^4+e^x\right )^6} \, dx-\frac {1}{3} \left (8 e^{20}\right ) \int \frac {e^x x^2}{\left (-e^4+e^x\right )^7} \, dx+\frac {1}{3} \left (8 e^{20}\right ) \int \frac {x^2}{\left (-e^4+e^x\right )^6} \, dx-\frac {1}{3} e^{24} \int \frac {e^x x^2}{\left (-e^4+e^x\right )^8} \, dx+\frac {1}{3} e^{24} \int \frac {x^2}{\left (-e^4+e^x\right )^7} \, dx+\frac {1}{21} \left (16 e^{24}\right ) \int \frac {x}{\left (-e^4+e^x\right )^7} \, dx+\frac {1}{3} \left (2 e^{32}\right ) \int e^{-32-x} \, dx-\frac {1}{3} \left (2 e^{32}\right ) \int e^{-32-x} x \, dx \\ & = \text {Too large to display} \\ \end{align*}
Time = 1.94 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.19 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {e^{32-x} x^2}{3 \left (e^4-e^x\right )^8} \]
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Time = 1.09 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.81
method | result | size |
parallelrisch | \(\frac {x^{2} {\mathrm e}^{-x +32}}{3 \left ({\mathrm e}^{2 x}-2 \,{\mathrm e}^{4+x}+{\mathrm e}^{8}\right )^{4}}\) | \(38\) |
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Leaf count of result is larger than twice the leaf count of optimal. 76 vs. \(2 (21) = 42\).
Time = 0.26 (sec) , antiderivative size = 76, normalized size of antiderivative = 3.62 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {x^{2} e^{68}}{3 \, {\left (e^{\left (9 \, x + 36\right )} - 8 \, e^{\left (8 \, x + 40\right )} + 28 \, e^{\left (7 \, x + 44\right )} - 56 \, e^{\left (6 \, x + 48\right )} + 70 \, e^{\left (5 \, x + 52\right )} - 56 \, e^{\left (4 \, x + 56\right )} + 28 \, e^{\left (3 \, x + 60\right )} - 8 \, e^{\left (2 \, x + 64\right )} + e^{\left (x + 68\right )}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 185 vs. \(2 (17) = 34\).
Time = 0.30 (sec) , antiderivative size = 185, normalized size of antiderivative = 8.81 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {x^{2} e^{- x}}{3} + \frac {- x^{2} e^{7 x} + 8 x^{2} e^{4} e^{6 x} - 28 x^{2} e^{8} e^{5 x} + 56 x^{2} e^{12} e^{4 x} - 70 x^{2} e^{16} e^{3 x} + 56 x^{2} e^{20} e^{2 x} - 28 x^{2} e^{24} e^{x} + 8 x^{2} e^{28}}{3 e^{8 x} - 24 e^{4} e^{7 x} + 84 e^{8} e^{6 x} - 168 e^{12} e^{5 x} + 210 e^{16} e^{4 x} - 168 e^{20} e^{3 x} + 84 e^{24} e^{2 x} - 24 e^{28} e^{x} + 3 e^{32}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 74 vs. \(2 (21) = 42\).
Time = 0.27 (sec) , antiderivative size = 74, normalized size of antiderivative = 3.52 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {x^{2} e^{\left (-x + 32\right )}}{3 \, {\left (e^{32} + e^{\left (8 \, x\right )} - 8 \, e^{\left (7 \, x + 4\right )} + 28 \, e^{\left (6 \, x + 8\right )} - 56 \, e^{\left (5 \, x + 12\right )} + 70 \, e^{\left (4 \, x + 16\right )} - 56 \, e^{\left (3 \, x + 20\right )} + 28 \, e^{\left (2 \, x + 24\right )} - 8 \, e^{\left (x + 28\right )}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 74 vs. \(2 (21) = 42\).
Time = 0.27 (sec) , antiderivative size = 74, normalized size of antiderivative = 3.52 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {x^{2} e^{32}}{3 \, {\left (e^{\left (9 \, x\right )} - 8 \, e^{\left (8 \, x + 4\right )} + 28 \, e^{\left (7 \, x + 8\right )} - 56 \, e^{\left (6 \, x + 12\right )} + 70 \, e^{\left (5 \, x + 16\right )} - 56 \, e^{\left (4 \, x + 20\right )} + 28 \, e^{\left (3 \, x + 24\right )} - 8 \, e^{\left (2 \, x + 28\right )} + e^{\left (x + 32\right )}\right )}} \]
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Time = 14.56 (sec) , antiderivative size = 371, normalized size of antiderivative = 17.67 \[ \int \frac {e^{32-x} \left (e^x (2-9 x)+e^4 (-2+x)\right ) x}{\left (-3 e^4+3 e^x\right ) \left (e^8+e^{2 x}-2 e^{4+x}\right )^4} \, dx=\frac {x^2\,{\mathrm {e}}^{-x}}{3}+\frac {x^2}{3\,\left ({\mathrm {e}}^4-{\mathrm {e}}^x\right )}+\frac {x^2\,{\mathrm {e}}^{28}}{3\,\left ({\mathrm {e}}^{8\,x}-8\,{\mathrm {e}}^{x+28}+{\mathrm {e}}^{32}-8\,{\mathrm {e}}^{7\,x+4}+28\,{\mathrm {e}}^{6\,x+8}-56\,{\mathrm {e}}^{5\,x+12}+70\,{\mathrm {e}}^{4\,x+16}-56\,{\mathrm {e}}^{3\,x+20}+28\,{\mathrm {e}}^{2\,x+24}\right )}+\frac {x^2\,{\mathrm {e}}^{20}}{3\,\left ({\mathrm {e}}^{6\,x}-6\,{\mathrm {e}}^{x+20}+{\mathrm {e}}^{24}-6\,{\mathrm {e}}^{5\,x+4}+15\,{\mathrm {e}}^{4\,x+8}-20\,{\mathrm {e}}^{3\,x+12}+15\,{\mathrm {e}}^{2\,x+16}\right )}+\frac {x^2\,{\mathrm {e}}^{12}}{3\,\left ({\mathrm {e}}^{4\,x}-4\,{\mathrm {e}}^{x+12}+{\mathrm {e}}^{16}-4\,{\mathrm {e}}^{3\,x+4}+6\,{\mathrm {e}}^{2\,x+8}\right )}+\frac {x^2\,{\mathrm {e}}^4}{3\,\left ({\mathrm {e}}^{2\,x}-2\,{\mathrm {e}}^{x+4}+{\mathrm {e}}^8\right )}-\frac {x^2\,{\mathrm {e}}^{24}}{3\,\left ({\mathrm {e}}^{7\,x}+7\,{\mathrm {e}}^{x+24}-{\mathrm {e}}^{28}-7\,{\mathrm {e}}^{6\,x+4}+21\,{\mathrm {e}}^{5\,x+8}-35\,{\mathrm {e}}^{4\,x+12}+35\,{\mathrm {e}}^{3\,x+16}-21\,{\mathrm {e}}^{2\,x+20}\right )}-\frac {x^2\,{\mathrm {e}}^{16}}{3\,\left ({\mathrm {e}}^{5\,x}+5\,{\mathrm {e}}^{x+16}-{\mathrm {e}}^{20}-5\,{\mathrm {e}}^{4\,x+4}+10\,{\mathrm {e}}^{3\,x+8}-10\,{\mathrm {e}}^{2\,x+12}\right )}-\frac {x^2\,{\mathrm {e}}^8}{3\,\left ({\mathrm {e}}^{3\,x}+3\,{\mathrm {e}}^{x+8}-{\mathrm {e}}^{12}-3\,{\mathrm {e}}^{2\,x+4}\right )} \]
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