Integrand size = 77, antiderivative size = 31 \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\frac {x^2 \left (\frac {x}{2}-\frac {1}{2} \log (-4+x)\right )^2}{4 e^8 (5+x)^2} \]
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Result contains higher order function than in optimal. Order 4 vs. order 3 in optimal.
Time = 0.40 (sec) , antiderivative size = 257, normalized size of antiderivative = 8.29, number of steps used = 38, number of rules used = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {12, 6874, 90, 2465, 2436, 2332, 2437, 2338, 2442, 46, 36, 31, 2441, 2440, 2438, 2463, 2445, 2458, 2389, 2379, 2351, 2444} \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=-\frac {25 \operatorname {PolyLog}\left (2,\frac {9}{4-x}\right )}{648 e^8}-\frac {25 \operatorname {PolyLog}\left (2,\frac {4-x}{9}\right )}{648 e^8}+\frac {x^2}{16 e^8}-\frac {5 x}{8 e^8}-\frac {125}{4 e^8 (x+5)}+\frac {625}{16 e^8 (x+5)^2}-\frac {5 (4-x) \log ^2(x-4)}{72 e^8 (x+5)}+\frac {25 \log ^2(x-4)}{16 e^8 (x+5)^2}+\frac {\log ^2(x-4)}{81 e^8}+\frac {461 \log (4-x)}{648 e^8}+\frac {(4-x) \log (x-4)}{8 e^8}+\frac {25 \log \left (1-\frac {9}{4-x}\right ) \log (x-4)}{648 e^8}-\frac {25 (4-x) \log (x-4)}{648 e^8 (x+5)}-\frac {325 \log (x-4)}{36 e^8 (x+5)}+\frac {125 \log (x-4)}{8 e^8 (x+5)^2}-\frac {25 \log (x-4) \log \left (\frac {x+5}{9}\right )}{648 e^8} \]
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Rule 12
Rule 31
Rule 36
Rule 46
Rule 90
Rule 2332
Rule 2338
Rule 2351
Rule 2379
Rule 2389
Rule 2436
Rule 2437
Rule 2438
Rule 2440
Rule 2441
Rule 2442
Rule 2444
Rule 2445
Rule 2458
Rule 2463
Rule 2465
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{-4000-1400 x+120 x^2+88 x^3+8 x^4} \, dx}{e^8} \\ & = \frac {\int \left (-\frac {45 x^3}{8 (-4+x) (5+x)^3}+\frac {5 x^4}{8 (-4+x) (5+x)^3}+\frac {x^5}{8 (-4+x) (5+x)^3}-\frac {x^2 \left (-65+10 x+x^2\right ) \log (-4+x)}{8 (-4+x) (5+x)^3}+\frac {5 x \log ^2(-4+x)}{8 (5+x)^3}\right ) \, dx}{e^8} \\ & = \frac {\int \frac {x^5}{(-4+x) (5+x)^3} \, dx}{8 e^8}-\frac {\int \frac {x^2 \left (-65+10 x+x^2\right ) \log (-4+x)}{(-4+x) (5+x)^3} \, dx}{8 e^8}+\frac {5 \int \frac {x^4}{(-4+x) (5+x)^3} \, dx}{8 e^8}+\frac {5 \int \frac {x \log ^2(-4+x)}{(5+x)^3} \, dx}{8 e^8}-\frac {45 \int \frac {x^3}{(-4+x) (5+x)^3} \, dx}{8 e^8} \\ & = \frac {\int \left (-11+\frac {1024}{729 (-4+x)}+x+\frac {3125}{9 (5+x)^3}-\frac {25000}{81 (5+x)^2}+\frac {76250}{729 (5+x)}\right ) \, dx}{8 e^8}-\frac {\int \left (\log (-4+x)-\frac {16 \log (-4+x)}{81 (-4+x)}+\frac {250 \log (-4+x)}{(5+x)^3}-\frac {650 \log (-4+x)}{9 (5+x)^2}-\frac {65 \log (-4+x)}{81 (5+x)}\right ) \, dx}{8 e^8}+\frac {5 \int \left (1+\frac {256}{729 (-4+x)}-\frac {625}{9 (5+x)^3}+\frac {3875}{81 (5+x)^2}-\frac {8275}{729 (5+x)}\right ) \, dx}{8 e^8}+\frac {5 \int \left (-\frac {5 \log ^2(-4+x)}{(5+x)^3}+\frac {\log ^2(-4+x)}{(5+x)^2}\right ) \, dx}{8 e^8}-\frac {45 \int \left (\frac {64}{729 (-4+x)}+\frac {125}{9 (5+x)^3}-\frac {550}{81 (5+x)^2}+\frac {665}{729 (5+x)}\right ) \, dx}{8 e^8} \\ & = -\frac {3 x}{4 e^8}+\frac {x^2}{16 e^8}+\frac {625}{16 e^8 (5+x)^2}-\frac {2125}{72 e^8 (5+x)}-\frac {8 \log (4-x)}{81 e^8}+\frac {275 \log (5+x)}{324 e^8}+\frac {2 \int \frac {\log (-4+x)}{-4+x} \, dx}{81 e^8}+\frac {65 \int \frac {\log (-4+x)}{5+x} \, dx}{648 e^8}-\frac {\int \log (-4+x) \, dx}{8 e^8}+\frac {5 \int \frac {\log ^2(-4+x)}{(5+x)^2} \, dx}{8 e^8}-\frac {25 \int \frac {\log ^2(-4+x)}{(5+x)^3} \, dx}{8 e^8}+\frac {325 \int \frac {\log (-4+x)}{(5+x)^2} \, dx}{36 e^8}-\frac {125 \int \frac {\log (-4+x)}{(5+x)^3} \, dx}{4 e^8} \\ & = -\frac {3 x}{4 e^8}+\frac {x^2}{16 e^8}+\frac {625}{16 e^8 (5+x)^2}-\frac {2125}{72 e^8 (5+x)}-\frac {8 \log (4-x)}{81 e^8}+\frac {125 \log (-4+x)}{8 e^8 (5+x)^2}-\frac {325 \log (-4+x)}{36 e^8 (5+x)}+\frac {25 \log ^2(-4+x)}{16 e^8 (5+x)^2}-\frac {5 (4-x) \log ^2(-4+x)}{72 e^8 (5+x)}+\frac {65 \log (-4+x) \log \left (\frac {5+x}{9}\right )}{648 e^8}+\frac {275 \log (5+x)}{324 e^8}+\frac {2 \text {Subst}\left (\int \frac {\log (x)}{x} \, dx,x,-4+x\right )}{81 e^8}-\frac {65 \int \frac {\log \left (\frac {5+x}{9}\right )}{-4+x} \, dx}{648 e^8}-\frac {\text {Subst}(\int \log (x) \, dx,x,-4+x)}{8 e^8}-\frac {5 \int \frac {\log (-4+x)}{5+x} \, dx}{36 e^8}-\frac {25 \int \frac {\log (-4+x)}{(-4+x) (5+x)^2} \, dx}{8 e^8}+\frac {325 \int \frac {1}{(-4+x) (5+x)} \, dx}{36 e^8}-\frac {125 \int \frac {1}{(-4+x) (5+x)^2} \, dx}{8 e^8} \\ & = -\frac {5 x}{8 e^8}+\frac {x^2}{16 e^8}+\frac {625}{16 e^8 (5+x)^2}-\frac {2125}{72 e^8 (5+x)}-\frac {8 \log (4-x)}{81 e^8}+\frac {(4-x) \log (-4+x)}{8 e^8}+\frac {125 \log (-4+x)}{8 e^8 (5+x)^2}-\frac {325 \log (-4+x)}{36 e^8 (5+x)}+\frac {\log ^2(-4+x)}{81 e^8}+\frac {25 \log ^2(-4+x)}{16 e^8 (5+x)^2}-\frac {5 (4-x) \log ^2(-4+x)}{72 e^8 (5+x)}-\frac {25 \log (-4+x) \log \left (\frac {5+x}{9}\right )}{648 e^8}+\frac {275 \log (5+x)}{324 e^8}-\frac {65 \text {Subst}\left (\int \frac {\log \left (1+\frac {x}{9}\right )}{x} \, dx,x,-4+x\right )}{648 e^8}+\frac {5 \int \frac {\log \left (\frac {5+x}{9}\right )}{-4+x} \, dx}{36 e^8}+\frac {325 \int \frac {1}{-4+x} \, dx}{324 e^8}-\frac {325 \int \frac {1}{5+x} \, dx}{324 e^8}-\frac {25 \text {Subst}\left (\int \frac {\log (x)}{x (9+x)^2} \, dx,x,-4+x\right )}{8 e^8}-\frac {125 \int \left (\frac {1}{81 (-4+x)}-\frac {1}{9 (5+x)^2}-\frac {1}{81 (5+x)}\right ) \, dx}{8 e^8} \\ & = -\frac {5 x}{8 e^8}+\frac {x^2}{16 e^8}+\frac {625}{16 e^8 (5+x)^2}-\frac {125}{4 e^8 (5+x)}+\frac {461 \log (4-x)}{648 e^8}+\frac {(4-x) \log (-4+x)}{8 e^8}+\frac {125 \log (-4+x)}{8 e^8 (5+x)^2}-\frac {325 \log (-4+x)}{36 e^8 (5+x)}+\frac {\log ^2(-4+x)}{81 e^8}+\frac {25 \log ^2(-4+x)}{16 e^8 (5+x)^2}-\frac {5 (4-x) \log ^2(-4+x)}{72 e^8 (5+x)}-\frac {25 \log (-4+x) \log \left (\frac {5+x}{9}\right )}{648 e^8}+\frac {25 \log (5+x)}{648 e^8}+\frac {65 \text {Li}_2\left (\frac {4-x}{9}\right )}{648 e^8}+\frac {5 \text {Subst}\left (\int \frac {\log \left (1+\frac {x}{9}\right )}{x} \, dx,x,-4+x\right )}{36 e^8}+\frac {25 \text {Subst}\left (\int \frac {\log (x)}{(9+x)^2} \, dx,x,-4+x\right )}{72 e^8}-\frac {25 \text {Subst}\left (\int \frac {\log (x)}{x (9+x)} \, dx,x,-4+x\right )}{72 e^8} \\ & = -\frac {5 x}{8 e^8}+\frac {x^2}{16 e^8}+\frac {625}{16 e^8 (5+x)^2}-\frac {125}{4 e^8 (5+x)}+\frac {461 \log (4-x)}{648 e^8}+\frac {(4-x) \log (-4+x)}{8 e^8}+\frac {125 \log (-4+x)}{8 e^8 (5+x)^2}-\frac {325 \log (-4+x)}{36 e^8 (5+x)}-\frac {25 (4-x) \log (-4+x)}{648 e^8 (5+x)}+\frac {25 \log \left (1-\frac {9}{4-x}\right ) \log (-4+x)}{648 e^8}+\frac {\log ^2(-4+x)}{81 e^8}+\frac {25 \log ^2(-4+x)}{16 e^8 (5+x)^2}-\frac {5 (4-x) \log ^2(-4+x)}{72 e^8 (5+x)}-\frac {25 \log (-4+x) \log \left (\frac {5+x}{9}\right )}{648 e^8}+\frac {25 \log (5+x)}{648 e^8}-\frac {25 \text {Li}_2\left (\frac {4-x}{9}\right )}{648 e^8}-\frac {25 \text {Subst}\left (\int \frac {1}{9+x} \, dx,x,-4+x\right )}{648 e^8}-\frac {25 \text {Subst}\left (\int \frac {\log \left (1+\frac {9}{x}\right )}{x} \, dx,x,-4+x\right )}{648 e^8} \\ & = -\frac {5 x}{8 e^8}+\frac {x^2}{16 e^8}+\frac {625}{16 e^8 (5+x)^2}-\frac {125}{4 e^8 (5+x)}+\frac {461 \log (4-x)}{648 e^8}+\frac {(4-x) \log (-4+x)}{8 e^8}+\frac {125 \log (-4+x)}{8 e^8 (5+x)^2}-\frac {325 \log (-4+x)}{36 e^8 (5+x)}-\frac {25 (4-x) \log (-4+x)}{648 e^8 (5+x)}+\frac {25 \log \left (1-\frac {9}{4-x}\right ) \log (-4+x)}{648 e^8}+\frac {\log ^2(-4+x)}{81 e^8}+\frac {25 \log ^2(-4+x)}{16 e^8 (5+x)^2}-\frac {5 (4-x) \log ^2(-4+x)}{72 e^8 (5+x)}-\frac {25 \log (-4+x) \log \left (\frac {5+x}{9}\right )}{648 e^8}-\frac {25 \text {Li}_2\left (\frac {9}{4-x}\right )}{648 e^8}-\frac {25 \text {Li}_2\left (\frac {4-x}{9}\right )}{648 e^8} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(128\) vs. \(2(31)=62\).
Time = 0.16 (sec) , antiderivative size = 128, normalized size of antiderivative = 4.13 \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\frac {-5625-2250 x-225 x^2+3 x^4+50 (5+x)^2 \log (4-x)-2 \left (625+250 x+25 x^2+3 x^3\right ) \log (-4+x)+3 x^2 \log ^2(-4+x)+1250 \log \left (\frac {5+x}{9}\right )+500 x \log \left (\frac {5+x}{9}\right )+50 x^2 \log \left (\frac {5+x}{9}\right )-1250 \log (5+x)-500 x \log (5+x)-50 x^2 \log (5+x)}{48 e^8 (5+x)^2} \]
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Time = 0.32 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.58
method | result | size |
norman | \(\frac {\left (\frac {{\mathrm e}^{-4} x^{4}}{16}+\frac {x^{2} {\mathrm e}^{-4} \ln \left (x -4\right )^{2}}{16}-\frac {{\mathrm e}^{-4} x^{3} \ln \left (x -4\right )}{8}\right ) {\mathrm e}^{-4}}{\left (5+x \right )^{2}}\) | \(49\) |
parallelrisch | \(\frac {{\mathrm e}^{-8} \left (x^{4}-2 x^{3} \ln \left (x -4\right )+\ln \left (x -4\right )^{2} x^{2}-400-16 x^{2}-160 x \right )}{16 x^{2}+160 x +400}\) | \(49\) |
risch | \(\frac {{\mathrm e}^{-8} x^{2} \ln \left (x -4\right )^{2}}{16 x^{2}+160 x +400}-\frac {{\mathrm e}^{-8} \left (x^{3}+10 x^{2}+100 x +250\right ) \ln \left (x -4\right )}{8 \left (x^{2}+10 x +25\right )}+\frac {{\mathrm e}^{-8} \left (x^{4}+20 x^{2} \ln \left (x -4\right )+200 x \ln \left (x -4\right )-75 x^{2}+500 \ln \left (x -4\right )-750 x -1875\right )}{16 x^{2}+160 x +400}\) | \(105\) |
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Leaf count of result is larger than twice the leaf count of optimal. 46 vs. \(2 (22) = 44\).
Time = 0.26 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.48 \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\frac {{\left (x^{4} - 2 \, x^{3} \log \left (x - 4\right ) + x^{2} \log \left (x - 4\right )^{2} - 75 \, x^{2} - 750 \, x - 1875\right )} e^{\left (-8\right )}}{16 \, {\left (x^{2} + 10 \, x + 25\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 126 vs. \(2 (24) = 48\).
Time = 0.41 (sec) , antiderivative size = 126, normalized size of antiderivative = 4.06 \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\frac {x^{2}}{16 e^{8}} + \frac {x^{2} \log {\left (x - 4 \right )}^{2}}{16 x^{2} e^{8} + 160 x e^{8} + 400 e^{8}} - \frac {5 x}{8 e^{8}} + \frac {- 500 x - 1875}{16 x^{2} e^{8} + 160 x e^{8} + 400 e^{8}} + \frac {5 \log {\left (x - 4 \right )}}{4 e^{8}} + \frac {\left (- x^{3} - 10 x^{2} - 100 x - 250\right ) \log {\left (x - 4 \right )}}{8 x^{2} e^{8} + 80 x e^{8} + 200 e^{8}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 46 vs. \(2 (22) = 44\).
Time = 0.27 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.48 \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\frac {{\left (x^{4} - 2 \, x^{3} \log \left (x - 4\right ) + x^{2} \log \left (x - 4\right )^{2} - 75 \, x^{2} - 750 \, x - 1875\right )} e^{\left (-8\right )}}{16 \, {\left (x^{2} + 10 \, x + 25\right )}} \]
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\[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\int { \frac {{\left (x^{5} + 5 \, x^{4} - 45 \, x^{3} + 5 \, {\left (x^{2} - 4 \, x\right )} \log \left (x - 4\right )^{2} - {\left (x^{4} + 10 \, x^{3} - 65 \, x^{2}\right )} \log \left (x - 4\right )\right )} e^{\left (-8\right )}}{8 \, {\left (x^{4} + 11 \, x^{3} + 15 \, x^{2} - 175 \, x - 500\right )}} \,d x } \]
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Time = 0.49 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.71 \[ \int \frac {-45 x^3+5 x^4+x^5+\left (65 x^2-10 x^3-x^4\right ) \log (-4+x)+\left (-20 x+5 x^2\right ) \log ^2(-4+x)}{e^8 \left (-4000-1400 x+120 x^2+88 x^3+8 x^4\right )} \, dx=\frac {x^2\,{\mathrm {e}}^{-8}\,{\left (x-\ln \left (x-4\right )\right )}^2}{16\,{\left (x+5\right )}^2} \]
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