Integrand size = 98, antiderivative size = 24 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=\frac {4}{x}+2 x-\frac {x}{-x+(3+x) \log (4)} \]
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Leaf count is larger than twice the leaf count of optimal. \(58\) vs. \(2(24)=48\).
Time = 0.19 (sec) , antiderivative size = 58, normalized size of antiderivative = 2.42, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.051, Rules used = {1694, 12, 1828, 21, 8} \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=2 x-\frac {12 (1-\log (4)) \log (4)-x \left (4+4 \log ^2(4)-5 \log (4)\right )}{x (1-\log (4)) (x (1-\log (4))-3 \log (4))} \]
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Rule 8
Rule 12
Rule 21
Rule 1694
Rule 1828
Rubi steps \begin{align*} \text {integral}& = \text {Subst}\left (\int \frac {2 \left (16 x^4 (1-\log (4))^4-9 \log ^2(4) \left (8-10 \log (4)-\log ^2(4)\right )+24 x (1-\log (4)) \log (4) \left (4-11 \log (4)+4 \log ^2(4)\right )-8 x^2 (1-\log (4))^2 \left (4-5 \log (4)+13 \log ^2(4)\right )\right )}{\left (4 x^2 (-1+\log (4))^2-9 \log ^2(4)\right )^2} \, dx,x,x+\frac {-6 \log (4)+6 \log ^2(4)}{4 \left (1-2 \log (4)+\log ^2(4)\right )}\right ) \\ & = 2 \text {Subst}\left (\int \frac {16 x^4 (1-\log (4))^4-9 \log ^2(4) \left (8-10 \log (4)-\log ^2(4)\right )+24 x (1-\log (4)) \log (4) \left (4-11 \log (4)+4 \log ^2(4)\right )-8 x^2 (1-\log (4))^2 \left (4-5 \log (4)+13 \log ^2(4)\right )}{\left (4 x^2 (-1+\log (4))^2-9 \log ^2(4)\right )^2} \, dx,x,x+\frac {-6 \log (4)+6 \log ^2(4)}{4 \left (1-2 \log (4)+\log ^2(4)\right )}\right ) \\ & = -\frac {12 (1-\log (4)) \log (4)-x \left (4-5 \log (4)+4 \log ^2(4)\right )}{x (x (1-\log (4))-3 \log (4)) (1-\log (4))}+\frac {\text {Subst}\left (\int \frac {72 x^2 (1-\log (4))^2 \log ^2(4)-162 \log ^4(4)}{4 x^2 (-1+\log (4))^2-9 \log ^2(4)} \, dx,x,x+\frac {-6 \log (4)+6 \log ^2(4)}{4 \left (1-2 \log (4)+\log ^2(4)\right )}\right )}{9 \log ^2(4)} \\ & = -\frac {12 (1-\log (4)) \log (4)-x \left (4-5 \log (4)+4 \log ^2(4)\right )}{x (x (1-\log (4))-3 \log (4)) (1-\log (4))}+2 \text {Subst}\left (\int 1 \, dx,x,x+\frac {-6 \log (4)+6 \log ^2(4)}{4 \left (1-2 \log (4)+\log ^2(4)\right )}\right ) \\ & = 2 x-\frac {12 (1-\log (4)) \log (4)-x \left (4-5 \log (4)+4 \log ^2(4)\right )}{x (x (1-\log (4))-3 \log (4)) (1-\log (4))} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(97\) vs. \(2(24)=48\).
Time = 0.08 (sec) , antiderivative size = 97, normalized size of antiderivative = 4.04 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=2 x+\frac {36 \log ^2(4)}{x \log ^2(64)}+\frac {36 \log ^4(4)-24 \log ^3(4) (3+\log (64))-\log (4) \log (64) (24+5 \log (64))+\log ^2(4) \left (36+48 \log (64)-14 \log ^2(64)\right )+2 \log ^2(64) \left (2+\log ^2(64)\right )}{(-1+\log (4)) \log ^2(64) (x (-1+\log (4))+\log (64))} \]
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Time = 0.13 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.54
method | result | size |
default | \(2 x +\frac {6 \ln \left (2\right )}{\left (2 \ln \left (2\right )-1\right ) \left (2 x \ln \left (2\right )+6 \ln \left (2\right )-x \right )}+\frac {4}{x}\) | \(37\) |
risch | \(2 x +\frac {\frac {2 \left (8 \ln \left (2\right )^{2}-5 \ln \left (2\right )+2\right ) x}{2 \ln \left (2\right )-1}+24 \ln \left (2\right )}{x \left (2 x \ln \left (2\right )+6 \ln \left (2\right )-x \right )}\) | \(52\) |
norman | \(\frac {\frac {\left (28 \ln \left (2\right )^{2}+5 \ln \left (2\right )-2\right ) x^{2}}{3 \ln \left (2\right )}+\left (4 \ln \left (2\right )-2\right ) x^{3}+24 \ln \left (2\right )}{x \left (2 x \ln \left (2\right )+6 \ln \left (2\right )-x \right )}\) | \(56\) |
gosper | \(\frac {12 x^{3} \ln \left (2\right )^{2}+28 x^{2} \ln \left (2\right )^{2}-6 x^{3} \ln \left (2\right )+5 x^{2} \ln \left (2\right )+72 \ln \left (2\right )^{2}-2 x^{2}}{3 x \left (2 x \ln \left (2\right )+6 \ln \left (2\right )-x \right ) \ln \left (2\right )}\) | \(69\) |
parallelrisch | \(\frac {24 x^{3} \ln \left (2\right )^{2}+56 x^{2} \ln \left (2\right )^{2}-12 x^{3} \ln \left (2\right )+10 x^{2} \ln \left (2\right )+144 \ln \left (2\right )^{2}-4 x^{2}}{6 \ln \left (2\right ) x \left (2 x \ln \left (2\right )+6 \ln \left (2\right )-x \right )}\) | \(69\) |
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Leaf count of result is larger than twice the leaf count of optimal. 79 vs. \(2 (25) = 50\).
Time = 0.25 (sec) , antiderivative size = 79, normalized size of antiderivative = 3.29 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=\frac {2 \, {\left (x^{3} + 4 \, {\left (x^{3} + 3 \, x^{2} + 2 \, x + 6\right )} \log \left (2\right )^{2} - {\left (4 \, x^{3} + 6 \, x^{2} + 5 \, x + 12\right )} \log \left (2\right ) + 2 \, x\right )}}{4 \, {\left (x^{2} + 3 \, x\right )} \log \left (2\right )^{2} + x^{2} - 2 \, {\left (2 \, x^{2} + 3 \, x\right )} \log \left (2\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 60 vs. \(2 (17) = 34\).
Time = 0.65 (sec) , antiderivative size = 60, normalized size of antiderivative = 2.50 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=2 x + \frac {x \left (- 10 \log {\left (2 \right )} + 4 + 16 \log {\left (2 \right )}^{2}\right ) - 24 \log {\left (2 \right )} + 48 \log {\left (2 \right )}^{2}}{x^{2} \left (- 4 \log {\left (2 \right )} + 1 + 4 \log {\left (2 \right )}^{2}\right ) + x \left (- 6 \log {\left (2 \right )} + 12 \log {\left (2 \right )}^{2}\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 64 vs. \(2 (25) = 50\).
Time = 0.18 (sec) , antiderivative size = 64, normalized size of antiderivative = 2.67 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=2 \, x + \frac {2 \, {\left ({\left (8 \, \log \left (2\right )^{2} - 5 \, \log \left (2\right ) + 2\right )} x + 24 \, \log \left (2\right )^{2} - 12 \, \log \left (2\right )\right )}}{{\left (4 \, \log \left (2\right )^{2} - 4 \, \log \left (2\right ) + 1\right )} x^{2} + 6 \, {\left (2 \, \log \left (2\right )^{2} - \log \left (2\right )\right )} x} \]
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Leaf count of result is larger than twice the leaf count of optimal. 87 vs. \(2 (25) = 50\).
Time = 0.26 (sec) , antiderivative size = 87, normalized size of antiderivative = 3.62 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=\frac {2 \, {\left (4 \, x \log \left (2\right )^{2} - 4 \, x \log \left (2\right ) + x\right )}}{4 \, \log \left (2\right )^{2} - 4 \, \log \left (2\right ) + 1} + \frac {2 \, {\left (8 \, x \log \left (2\right )^{2} - 5 \, x \log \left (2\right ) + 24 \, \log \left (2\right )^{2} + 2 \, x - 12 \, \log \left (2\right )\right )}}{{\left (2 \, x^{2} \log \left (2\right ) - x^{2} + 6 \, x \log \left (2\right )\right )} {\left (2 \, \log \left (2\right ) - 1\right )}} \]
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Time = 9.25 (sec) , antiderivative size = 303, normalized size of antiderivative = 12.62 \[ \int \frac {-4 x^2+2 x^4+\left (24 x+5 x^2-12 x^3-4 x^4\right ) \log (4)+\left (-36-24 x+14 x^2+12 x^3+2 x^4\right ) \log ^2(4)}{x^4+\left (-6 x^3-2 x^4\right ) \log (4)+\left (9 x^2+6 x^3+x^4\right ) \log ^2(4)} \, dx=\frac {16\,{\ln \left (2\right )}^2-4\,\ln \left (16\right )+4}{x\,\left (4\,{\ln \left (2\right )}^2-\ln \left (16\right )+1\right )}+\frac {x\,\left (8\,{\ln \left (2\right )}^2-\ln \left (256\right )+2\right )}{4\,{\ln \left (2\right )}^2-\ln \left (16\right )+1}-\frac {\mathrm {atanh}\left (\frac {\left (12\,\ln \left (2\right )\,\ln \left (16\right )-12\,\ln \left (2\right )+2\,x\,{\left (4\,{\ln \left (2\right )}^2-\ln \left (16\right )+1\right )}^2-24\,{\ln \left (2\right )}^2\,\ln \left (16\right )+24\,{\ln \left (2\right )}^2-48\,{\ln \left (2\right )}^3+96\,{\ln \left (2\right )}^4\right )\,\left (5\,\ln \left (2\right )-2\,\ln \left (16\right )-5\,\ln \left (2\right )\,\ln \left (16\right )-44\,{\ln \left (2\right )}^2\,\ln \left (16\right )+18\,{\ln \left (2\right )}^2\,\ln \left (256\right )+20\,{\ln \left (2\right )}^3+2\,{\ln \left (16\right )}^2\right )}{3\,\ln \left (2\right )\,\sqrt {\ln \left (16\right )-4\,\ln \left (2\right )}\,\left (4\,{\ln \left (2\right )}^2-\ln \left (16\right )+1\right )\,\left (20\,\ln \left (2\right )-8\,\ln \left (16\right )-20\,\ln \left (2\right )\,\ln \left (16\right )-176\,{\ln \left (2\right )}^2\,\ln \left (16\right )+72\,{\ln \left (2\right )}^2\,\ln \left (256\right )+80\,{\ln \left (2\right )}^3+8\,{\ln \left (16\right )}^2\right )}\right )\,\left (5\,\ln \left (2\right )-2\,\ln \left (16\right )-5\,\ln \left (2\right )\,\ln \left (16\right )-44\,{\ln \left (2\right )}^2\,\ln \left (16\right )+18\,{\ln \left (2\right )}^2\,\ln \left (256\right )+20\,{\ln \left (2\right )}^3+2\,{\ln \left (16\right )}^2\right )}{3\,\ln \left (2\right )\,\sqrt {\ln \left (16\right )-4\,\ln \left (2\right )}\,\left (4\,{\ln \left (2\right )}^2-\ln \left (16\right )+1\right )} \]
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