Integrand size = 22, antiderivative size = 354 \[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=-\frac {1}{20} a^3 c^3 x^2+\frac {21}{10} a^2 c^3 x \arctan (a x)+\frac {1}{10} a^4 c^3 x^3 \arctan (a x)-\frac {21}{20} a c^3 \arctan (a x)^2-\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\frac {33}{5} a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )-a c^3 \log \left (1+a^2 x^2\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )+\frac {33}{5} i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )+\frac {3}{2} a c^3 \operatorname {PolyLog}\left (3,-1+\frac {2}{1-i a x}\right )+\frac {33}{10} a c^3 \operatorname {PolyLog}\left (3,1-\frac {2}{1+i a x}\right ) \]
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Time = 0.95 (sec) , antiderivative size = 354, normalized size of antiderivative = 1.00, number of steps used = 45, number of rules used = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.682, Rules used = {5068, 4930, 5040, 4964, 5004, 5114, 6745, 4946, 5044, 4988, 5112, 5036, 266, 272, 45} \[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{10} a^4 c^3 x^3 \arctan (a x)-\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {1}{20} a^3 c^3 x^2+3 a^2 c^3 x \arctan (a x)^3+\frac {21}{10} a^2 c^3 x \arctan (a x)-a c^3 \log \left (a^2 x^2+1\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,\frac {2}{1-i a x}-1\right )+\frac {33}{5} i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{i a x+1}\right )+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {21}{20} a c^3 \arctan (a x)^2-\frac {c^3 \arctan (a x)^3}{x}+\frac {33}{5} a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )+\frac {3}{2} a c^3 \operatorname {PolyLog}\left (3,\frac {2}{1-i a x}-1\right )+\frac {33}{10} a c^3 \operatorname {PolyLog}\left (3,1-\frac {2}{i a x+1}\right ) \]
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Rule 45
Rule 266
Rule 272
Rule 4930
Rule 4946
Rule 4964
Rule 4988
Rule 5004
Rule 5036
Rule 5040
Rule 5044
Rule 5068
Rule 5112
Rule 5114
Rule 6745
Rubi steps \begin{align*} \text {integral}& = \int \left (3 a^2 c^3 \arctan (a x)^3+\frac {c^3 \arctan (a x)^3}{x^2}+3 a^4 c^3 x^2 \arctan (a x)^3+a^6 c^3 x^4 \arctan (a x)^3\right ) \, dx \\ & = c^3 \int \frac {\arctan (a x)^3}{x^2} \, dx+\left (3 a^2 c^3\right ) \int \arctan (a x)^3 \, dx+\left (3 a^4 c^3\right ) \int x^2 \arctan (a x)^3 \, dx+\left (a^6 c^3\right ) \int x^4 \arctan (a x)^3 \, dx \\ & = -\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\left (3 a c^3\right ) \int \frac {\arctan (a x)^2}{x \left (1+a^2 x^2\right )} \, dx-\left (9 a^3 c^3\right ) \int \frac {x \arctan (a x)^2}{1+a^2 x^2} \, dx-\left (3 a^5 c^3\right ) \int \frac {x^3 \arctan (a x)^2}{1+a^2 x^2} \, dx-\frac {1}{5} \left (3 a^7 c^3\right ) \int \frac {x^5 \arctan (a x)^2}{1+a^2 x^2} \, dx \\ & = 2 i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\left (3 i a c^3\right ) \int \frac {\arctan (a x)^2}{x (i+a x)} \, dx+\left (9 a^2 c^3\right ) \int \frac {\arctan (a x)^2}{i-a x} \, dx-\left (3 a^3 c^3\right ) \int x \arctan (a x)^2 \, dx+\left (3 a^3 c^3\right ) \int \frac {x \arctan (a x)^2}{1+a^2 x^2} \, dx-\frac {1}{5} \left (3 a^5 c^3\right ) \int x^3 \arctan (a x)^2 \, dx+\frac {1}{5} \left (3 a^5 c^3\right ) \int \frac {x^3 \arctan (a x)^2}{1+a^2 x^2} \, dx \\ & = -\frac {3}{2} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+9 a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-\left (3 a^2 c^3\right ) \int \frac {\arctan (a x)^2}{i-a x} \, dx-\left (6 a^2 c^3\right ) \int \frac {\arctan (a x) \log \left (2-\frac {2}{1-i a x}\right )}{1+a^2 x^2} \, dx-\left (18 a^2 c^3\right ) \int \frac {\arctan (a x) \log \left (\frac {2}{1+i a x}\right )}{1+a^2 x^2} \, dx+\frac {1}{5} \left (3 a^3 c^3\right ) \int x \arctan (a x)^2 \, dx-\frac {1}{5} \left (3 a^3 c^3\right ) \int \frac {x \arctan (a x)^2}{1+a^2 x^2} \, dx+\left (3 a^4 c^3\right ) \int \frac {x^2 \arctan (a x)}{1+a^2 x^2} \, dx+\frac {1}{10} \left (3 a^6 c^3\right ) \int \frac {x^4 \arctan (a x)}{1+a^2 x^2} \, dx \\ & = -\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+6 a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )+9 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )+\left (3 i a^2 c^3\right ) \int \frac {\operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )}{1+a^2 x^2} \, dx-\left (9 i a^2 c^3\right ) \int \frac {\operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )}{1+a^2 x^2} \, dx+\frac {1}{5} \left (3 a^2 c^3\right ) \int \frac {\arctan (a x)^2}{i-a x} \, dx+\left (3 a^2 c^3\right ) \int \arctan (a x) \, dx-\left (3 a^2 c^3\right ) \int \frac {\arctan (a x)}{1+a^2 x^2} \, dx+\left (6 a^2 c^3\right ) \int \frac {\arctan (a x) \log \left (\frac {2}{1+i a x}\right )}{1+a^2 x^2} \, dx+\frac {1}{10} \left (3 a^4 c^3\right ) \int x^2 \arctan (a x) \, dx-\frac {1}{10} \left (3 a^4 c^3\right ) \int \frac {x^2 \arctan (a x)}{1+a^2 x^2} \, dx-\frac {1}{5} \left (3 a^4 c^3\right ) \int \frac {x^2 \arctan (a x)}{1+a^2 x^2} \, dx \\ & = 3 a^2 c^3 x \arctan (a x)+\frac {1}{10} a^4 c^3 x^3 \arctan (a x)-\frac {3}{2} a c^3 \arctan (a x)^2-\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\frac {33}{5} a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )+6 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )+\frac {3}{2} a c^3 \operatorname {PolyLog}\left (3,-1+\frac {2}{1-i a x}\right )+\frac {9}{2} a c^3 \operatorname {PolyLog}\left (3,1-\frac {2}{1+i a x}\right )+\left (3 i a^2 c^3\right ) \int \frac {\operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )}{1+a^2 x^2} \, dx-\frac {1}{10} \left (3 a^2 c^3\right ) \int \arctan (a x) \, dx+\frac {1}{10} \left (3 a^2 c^3\right ) \int \frac {\arctan (a x)}{1+a^2 x^2} \, dx-\frac {1}{5} \left (3 a^2 c^3\right ) \int \arctan (a x) \, dx+\frac {1}{5} \left (3 a^2 c^3\right ) \int \frac {\arctan (a x)}{1+a^2 x^2} \, dx-\frac {1}{5} \left (6 a^2 c^3\right ) \int \frac {\arctan (a x) \log \left (\frac {2}{1+i a x}\right )}{1+a^2 x^2} \, dx-\left (3 a^3 c^3\right ) \int \frac {x}{1+a^2 x^2} \, dx-\frac {1}{10} \left (a^5 c^3\right ) \int \frac {x^3}{1+a^2 x^2} \, dx \\ & = \frac {21}{10} a^2 c^3 x \arctan (a x)+\frac {1}{10} a^4 c^3 x^3 \arctan (a x)-\frac {21}{20} a c^3 \arctan (a x)^2-\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\frac {33}{5} a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )-\frac {3}{2} a c^3 \log \left (1+a^2 x^2\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )+\frac {33}{5} i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )+\frac {3}{2} a c^3 \operatorname {PolyLog}\left (3,-1+\frac {2}{1-i a x}\right )+3 a c^3 \operatorname {PolyLog}\left (3,1-\frac {2}{1+i a x}\right )-\frac {1}{5} \left (3 i a^2 c^3\right ) \int \frac {\operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )}{1+a^2 x^2} \, dx+\frac {1}{10} \left (3 a^3 c^3\right ) \int \frac {x}{1+a^2 x^2} \, dx+\frac {1}{5} \left (3 a^3 c^3\right ) \int \frac {x}{1+a^2 x^2} \, dx-\frac {1}{20} \left (a^5 c^3\right ) \text {Subst}\left (\int \frac {x}{1+a^2 x} \, dx,x,x^2\right ) \\ & = \frac {21}{10} a^2 c^3 x \arctan (a x)+\frac {1}{10} a^4 c^3 x^3 \arctan (a x)-\frac {21}{20} a c^3 \arctan (a x)^2-\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\frac {33}{5} a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )-\frac {21}{20} a c^3 \log \left (1+a^2 x^2\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )+\frac {33}{5} i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )+\frac {3}{2} a c^3 \operatorname {PolyLog}\left (3,-1+\frac {2}{1-i a x}\right )+\frac {33}{10} a c^3 \operatorname {PolyLog}\left (3,1-\frac {2}{1+i a x}\right )-\frac {1}{20} \left (a^5 c^3\right ) \text {Subst}\left (\int \left (\frac {1}{a^2}-\frac {1}{a^2 \left (1+a^2 x\right )}\right ) \, dx,x,x^2\right ) \\ & = -\frac {1}{20} a^3 c^3 x^2+\frac {21}{10} a^2 c^3 x \arctan (a x)+\frac {1}{10} a^4 c^3 x^3 \arctan (a x)-\frac {21}{20} a c^3 \arctan (a x)^2-\frac {6}{5} a^3 c^3 x^2 \arctan (a x)^2-\frac {3}{20} a^5 c^3 x^4 \arctan (a x)^2+\frac {6}{5} i a c^3 \arctan (a x)^3-\frac {c^3 \arctan (a x)^3}{x}+3 a^2 c^3 x \arctan (a x)^3+a^4 c^3 x^3 \arctan (a x)^3+\frac {1}{5} a^6 c^3 x^5 \arctan (a x)^3+\frac {33}{5} a c^3 \arctan (a x)^2 \log \left (\frac {2}{1+i a x}\right )-a c^3 \log \left (1+a^2 x^2\right )+3 a c^3 \arctan (a x)^2 \log \left (2-\frac {2}{1-i a x}\right )-3 i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,-1+\frac {2}{1-i a x}\right )+\frac {33}{5} i a c^3 \arctan (a x) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i a x}\right )+\frac {3}{2} a c^3 \operatorname {PolyLog}\left (3,-1+\frac {2}{1-i a x}\right )+\frac {33}{10} a c^3 \operatorname {PolyLog}\left (3,1-\frac {2}{1+i a x}\right ) \\ \end{align*}
Time = 0.60 (sec) , antiderivative size = 298, normalized size of antiderivative = 0.84 \[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=\frac {c^3 \left (-2 a x-5 i a \pi ^3 x-2 a^3 x^3+84 a^2 x^2 \arctan (a x)+4 a^4 x^4 \arctan (a x)-42 a x \arctan (a x)^2-48 a^3 x^3 \arctan (a x)^2-6 a^5 x^5 \arctan (a x)^2-40 \arctan (a x)^3-48 i a x \arctan (a x)^3+120 a^2 x^2 \arctan (a x)^3+40 a^4 x^4 \arctan (a x)^3+8 a^6 x^6 \arctan (a x)^3+120 a x \arctan (a x)^2 \log \left (1-e^{-2 i \arctan (a x)}\right )+264 a x \arctan (a x)^2 \log \left (1+e^{2 i \arctan (a x)}\right )-40 a x \log \left (1+a^2 x^2\right )+120 i a x \arctan (a x) \operatorname {PolyLog}\left (2,e^{-2 i \arctan (a x)}\right )-264 i a x \arctan (a x) \operatorname {PolyLog}\left (2,-e^{2 i \arctan (a x)}\right )+60 a x \operatorname {PolyLog}\left (3,e^{-2 i \arctan (a x)}\right )+132 a x \operatorname {PolyLog}\left (3,-e^{2 i \arctan (a x)}\right )\right )}{40 x} \]
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 163.40 (sec) , antiderivative size = 1894, normalized size of antiderivative = 5.35
method | result | size |
derivativedivides | \(\text {Expression too large to display}\) | \(1894\) |
default | \(\text {Expression too large to display}\) | \(1894\) |
parts | \(\text {Expression too large to display}\) | \(1897\) |
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\[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=\int { \frac {{\left (a^{2} c x^{2} + c\right )}^{3} \arctan \left (a x\right )^{3}}{x^{2}} \,d x } \]
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\[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=c^{3} \left (\int 3 a^{2} \operatorname {atan}^{3}{\left (a x \right )}\, dx + \int \frac {\operatorname {atan}^{3}{\left (a x \right )}}{x^{2}}\, dx + \int 3 a^{4} x^{2} \operatorname {atan}^{3}{\left (a x \right )}\, dx + \int a^{6} x^{4} \operatorname {atan}^{3}{\left (a x \right )}\, dx\right ) \]
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\[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=\int { \frac {{\left (a^{2} c x^{2} + c\right )}^{3} \arctan \left (a x\right )^{3}}{x^{2}} \,d x } \]
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Timed out. \[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=\text {Timed out} \]
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Timed out. \[ \int \frac {\left (c+a^2 c x^2\right )^3 \arctan (a x)^3}{x^2} \, dx=\int \frac {{\mathrm {atan}\left (a\,x\right )}^3\,{\left (c\,a^2\,x^2+c\right )}^3}{x^2} \,d x \]
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