Integrand size = 76, antiderivative size = 22 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=x \log \left (\frac {3}{-1-\frac {5}{5+4 x}-\log (8)}\right ) \]
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Leaf count is larger than twice the leaf count of optimal. \(98\) vs. \(2(22)=44\).
Time = 0.10 (sec) , antiderivative size = 98, normalized size of antiderivative = 4.45, number of steps used = 6, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.053, Rules used = {6820, 78, 2536, 31} \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=-\frac {5}{4} \log (4 x+5)+\frac {1}{4} (4 x+5) \log \left (-\frac {3 (4 x+5)}{4 x (1+\log (8))+5 (2+\log (8))}\right )+\frac {5 (2+\log (8)) \log (4 x (1+\log (8))+5 (2+\log (8)))}{4 (1+\log (8))}-\frac {5 \log (4 x (1+\log (8))+5 (2+\log (8)))}{4 (1+\log (8))} \]
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Rule 31
Rule 78
Rule 2536
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {20 x}{(5+4 x) (4 x (1+\log (8))+5 (2+\log (8)))}+\log \left (-\frac {3 (5+4 x)}{4 x (1+\log (8))+5 (2+\log (8))}\right )\right ) \, dx \\ & = 20 \int \frac {x}{(5+4 x) (4 x (1+\log (8))+5 (2+\log (8)))} \, dx+\int \log \left (-\frac {3 (5+4 x)}{4 x (1+\log (8))+5 (2+\log (8))}\right ) \, dx \\ & = \frac {1}{4} (5+4 x) \log \left (-\frac {3 (5+4 x)}{4 x (1+\log (8))+5 (2+\log (8))}\right )-5 \int \frac {1}{4 x (1+\log (8))+5 (2+\log (8))} \, dx+20 \int \left (-\frac {1}{4 (5+4 x)}+\frac {2+\log (8)}{4 (4 x (1+\log (8))+5 (2+\log (8)))}\right ) \, dx \\ & = -\frac {5}{4} \log (5+4 x)+\frac {1}{4} (5+4 x) \log \left (-\frac {3 (5+4 x)}{4 x (1+\log (8))+5 (2+\log (8))}\right )-\frac {5 \log (4 x (1+\log (8))+5 (2+\log (8)))}{4 (1+\log (8))}+\frac {5 (2+\log (8)) \log (4 x (1+\log (8))+5 (2+\log (8)))}{4 (1+\log (8))} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(60\) vs. \(2(22)=44\).
Time = 0.05 (sec) , antiderivative size = 60, normalized size of antiderivative = 2.73 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=\frac {1}{4} \left (-5 \log (5+4 x)+(5+4 x) \log \left (-\frac {3 (5+4 x)}{4 x (1+\log (8))+5 (2+\log (8))}\right )+5 \log (4 x (1+\log (8))+5 (2+\log (8)))\right ) \]
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Time = 2.08 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18
method | result | size |
norman | \(x \ln \left (\frac {-12 x -15}{3 \left (5+4 x \right ) \ln \left (2\right )+4 x +10}\right )\) | \(26\) |
risch | \(x \ln \left (\frac {-12 x -15}{3 \left (5+4 x \right ) \ln \left (2\right )+4 x +10}\right )\) | \(26\) |
parallelrisch | \(-\frac {-5625 \ln \left (2\right )^{2} x \ln \left (-\frac {3 \left (5+4 x \right )}{12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10}\right )-7500 \ln \left (2\right ) \ln \left (-\frac {3 \left (5+4 x \right )}{12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10}\right ) x -2500 \ln \left (-\frac {3 \left (5+4 x \right )}{12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10}\right ) x}{625 \left (3 \ln \left (2\right )+2\right )^{2}}\) | \(99\) |
parts | \(\frac {20 \left (\frac {3 \ln \left (2\right )}{4}+\frac {1}{2}\right ) \ln \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}{12 \ln \left (2\right )+4}-\frac {5 \ln \left (5+4 x \right )}{4}-\frac {15 \left (9 \ln \left (2\right )^{2}+6 \ln \left (2\right )+1\right ) \left (-\frac {\ln \left (3+\left (3 \ln \left (2\right )+1\right ) \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )\right )}{3 \left (3 \ln \left (2\right )+1\right )}+\frac {\ln \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )}{9 \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \ln \left (2\right )+\frac {45}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}-\frac {9}{3 \ln \left (2\right )+1}+9}\right )}{4 \left (3 \ln \left (2\right )+1\right )^{2}}\) | \(279\) |
derivativedivides | \(-\frac {15 \left (\left (9 \ln \left (2\right )^{2}+6 \ln \left (2\right )+1\right ) \left (-\frac {\ln \left (3+\left (3 \ln \left (2\right )+1\right ) \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )\right )}{3 \left (3 \ln \left (2\right )+1\right )}+\frac {\ln \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )}{9 \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \ln \left (2\right )+\frac {45}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}-\frac {9}{3 \ln \left (2\right )+1}+9}\right )+\frac {\left (9 \ln \left (2\right )^{2}+6 \ln \left (2\right )+1\right ) \left (\frac {\ln \left (3 \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \ln \left (2\right )+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}-\frac {3}{3 \ln \left (2\right )+1}+3\right )}{3 \ln \left (2\right )+1}+\ln \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )\right )}{3}\right )}{4 \left (3 \ln \left (2\right )+1\right )^{2}}\) | \(383\) |
default | \(-\frac {15 \left (\left (9 \ln \left (2\right )^{2}+6 \ln \left (2\right )+1\right ) \left (-\frac {\ln \left (3+\left (3 \ln \left (2\right )+1\right ) \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )\right )}{3 \left (3 \ln \left (2\right )+1\right )}+\frac {\ln \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )}{9 \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \ln \left (2\right )+\frac {45}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}-\frac {9}{3 \ln \left (2\right )+1}+9}\right )+\frac {\left (9 \ln \left (2\right )^{2}+6 \ln \left (2\right )+1\right ) \left (\frac {\ln \left (3 \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right ) \ln \left (2\right )+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}-\frac {3}{3 \ln \left (2\right )+1}+3\right )}{3 \ln \left (2\right )+1}+\ln \left (-\frac {3}{3 \ln \left (2\right )+1}+\frac {15}{\left (3 \ln \left (2\right )+1\right ) \left (12 x \ln \left (2\right )+15 \ln \left (2\right )+4 x +10\right )}\right )\right )}{3}\right )}{4 \left (3 \ln \left (2\right )+1\right )^{2}}\) | \(383\) |
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Time = 0.25 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=x \log \left (-\frac {3 \, {\left (4 \, x + 5\right )}}{3 \, {\left (4 \, x + 5\right )} \log \left (2\right ) + 4 \, x + 10}\right ) \]
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Time = 0.14 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=x \log {\left (\frac {- 12 x - 15}{4 x + \left (12 x + 15\right ) \log {\left (2 \right )} + 10} \right )} \]
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Result contains complex when optimal does not.
Time = 0.37 (sec) , antiderivative size = 512, normalized size of antiderivative = 23.27 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=-\frac {15}{4} \, {\left (\log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right ) - \log \left (4 \, x + 5\right )\right )} \log \left (2\right ) \log \left (-\frac {12 \, x}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10} - \frac {15}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10}\right ) - \frac {15}{8} \, {\left (\log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right )^{2} - 2 \, \log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right ) \log \left (4 \, x + 5\right ) + \log \left (4 \, x + 5\right )^{2}\right )} \log \left (2\right ) - \frac {5}{4} \, \log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right )^{2} + \frac {5}{2} \, \log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right ) \log \left (4 \, x + 5\right ) - \frac {5}{4} \, \log \left (4 \, x + 5\right )^{2} - \frac {5}{2} \, {\left (\log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right ) - \log \left (4 \, x + 5\right )\right )} \log \left (-\frac {12 \, x}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10} - \frac {15}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10}\right ) + \frac {5 \, {\left (3 \, \log \left (2\right ) + 2\right )} \log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right )}{4 \, {\left (3 \, \log \left (2\right ) + 1\right )}} - \frac {5 \, {\left (9 \, \log \left (2\right )^{2} + 9 \, \log \left (2\right ) + 2\right )} \log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right )^{2} + 5 \, {\left (9 \, \log \left (2\right )^{2} + 9 \, \log \left (2\right ) + 2\right )} \log \left (4 \, x + 5\right )^{2} - 8 \, {\left (i \, \pi {\left (3 \, \log \left (2\right ) + 1\right )} + 3 \, \log \left (3\right ) \log \left (2\right ) + \log \left (3\right )\right )} x - 2 \, {\left (45 \, \log \left (3\right ) \log \left (2\right )^{2} + 5 i \, \pi {\left (9 \, \log \left (2\right )^{2} + 9 \, \log \left (2\right ) + 2\right )} - 4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, {\left (3 \, \log \left (3\right ) - 1\right )} \log \left (2\right ) + 5 \, {\left (9 \, \log \left (2\right )^{2} + 9 \, \log \left (2\right ) + 2\right )} \log \left (4 \, x + 5\right ) + 10 \, \log \left (3\right ) - 10\right )} \log \left (4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, \log \left (2\right ) + 10\right ) + 2 \, {\left (45 \, \log \left (3\right ) \log \left (2\right )^{2} + 5 i \, \pi {\left (9 \, \log \left (2\right )^{2} + 9 \, \log \left (2\right ) + 2\right )} - 4 \, x {\left (3 \, \log \left (2\right ) + 1\right )} + 15 \, {\left (3 \, \log \left (3\right ) - 1\right )} \log \left (2\right ) + 10 \, \log \left (3\right ) - 5\right )} \log \left (4 \, x + 5\right )}{8 \, {\left (3 \, \log \left (2\right ) + 1\right )}} - \frac {5}{4} \, \log \left (4 \, x + 5\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 149 vs. \(2 (22) = 44\).
Time = 0.37 (sec) , antiderivative size = 149, normalized size of antiderivative = 6.77 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=-\frac {5 \, {\left (3 \, \log \left (2\right ) + 2\right )} \log \left (-\frac {3 \, {\left (4 \, x + 5\right )}}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10}\right )}{4 \, {\left (3 \, \log \left (2\right ) + 1\right )}} - \frac {5 \, \log \left (-\frac {3 \, {\left (4 \, x + 5\right )}}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10}\right )}{4 \, {\left (\frac {9 \, {\left (4 \, x + 5\right )} \log \left (2\right )^{2}}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10} + \frac {6 \, {\left (4 \, x + 5\right )} \log \left (2\right )}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10} + \frac {4 \, x + 5}{12 \, x \log \left (2\right ) + 4 \, x + 15 \, \log \left (2\right ) + 10} - 3 \, \log \left (2\right ) - 1\right )}} \]
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Time = 1.33 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18 \[ \int \frac {20 x+\left (50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)\right ) \log \left (\frac {-15-12 x}{10+4 x+(5+4 x) \log (8)}\right )}{50+60 x+16 x^2+\left (25+40 x+16 x^2\right ) \log (8)} \, dx=x\,\ln \left (-\frac {12\,x+15}{4\,x+3\,\ln \left (2\right )\,\left (4\,x+5\right )+10}\right ) \]
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