Integrand size = 19, antiderivative size = 232 \[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=-\frac {a+b \arctan (c x)}{d x}+\frac {b c \log (x)}{d}-\frac {a e \log (x)}{d^2}-\frac {e (a+b \arctan (c x)) \log \left (\frac {2}{1-i c x}\right )}{d^2}+\frac {e (a+b \arctan (c x)) \log \left (\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{d^2}-\frac {b c \log \left (1+c^2 x^2\right )}{2 d}-\frac {i b e \operatorname {PolyLog}(2,-i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}(2,i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2}{1-i c x}\right )}{2 d^2}-\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{2 d^2} \]
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Time = 0.16 (sec) , antiderivative size = 232, normalized size of antiderivative = 1.00, number of steps used = 14, number of rules used = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.632, Rules used = {4996, 4946, 272, 36, 29, 31, 4940, 2438, 4966, 2449, 2352, 2497} \[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=-\frac {e \log \left (\frac {2}{1-i c x}\right ) (a+b \arctan (c x))}{d^2}+\frac {e (a+b \arctan (c x)) \log \left (\frac {2 c (d+e x)}{(1-i c x) (c d+i e)}\right )}{d^2}-\frac {a+b \arctan (c x)}{d x}-\frac {a e \log (x)}{d^2}-\frac {b c \log \left (c^2 x^2+1\right )}{2 d}-\frac {i b e \operatorname {PolyLog}(2,-i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}(2,i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2}{1-i c x}\right )}{2 d^2}-\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{2 d^2}+\frac {b c \log (x)}{d} \]
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Rule 29
Rule 31
Rule 36
Rule 272
Rule 2352
Rule 2438
Rule 2449
Rule 2497
Rule 4940
Rule 4946
Rule 4966
Rule 4996
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {a+b \arctan (c x)}{d x^2}-\frac {e (a+b \arctan (c x))}{d^2 x}+\frac {e^2 (a+b \arctan (c x))}{d^2 (d+e x)}\right ) \, dx \\ & = \frac {\int \frac {a+b \arctan (c x)}{x^2} \, dx}{d}-\frac {e \int \frac {a+b \arctan (c x)}{x} \, dx}{d^2}+\frac {e^2 \int \frac {a+b \arctan (c x)}{d+e x} \, dx}{d^2} \\ & = -\frac {a+b \arctan (c x)}{d x}-\frac {a e \log (x)}{d^2}-\frac {e (a+b \arctan (c x)) \log \left (\frac {2}{1-i c x}\right )}{d^2}+\frac {e (a+b \arctan (c x)) \log \left (\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{d^2}+\frac {(b c) \int \frac {1}{x \left (1+c^2 x^2\right )} \, dx}{d}-\frac {(i b e) \int \frac {\log (1-i c x)}{x} \, dx}{2 d^2}+\frac {(i b e) \int \frac {\log (1+i c x)}{x} \, dx}{2 d^2}+\frac {(b c e) \int \frac {\log \left (\frac {2}{1-i c x}\right )}{1+c^2 x^2} \, dx}{d^2}-\frac {(b c e) \int \frac {\log \left (\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{1+c^2 x^2} \, dx}{d^2} \\ & = -\frac {a+b \arctan (c x)}{d x}-\frac {a e \log (x)}{d^2}-\frac {e (a+b \arctan (c x)) \log \left (\frac {2}{1-i c x}\right )}{d^2}+\frac {e (a+b \arctan (c x)) \log \left (\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{d^2}-\frac {i b e \operatorname {PolyLog}(2,-i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}(2,i c x)}{2 d^2}-\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{2 d^2}+\frac {(b c) \text {Subst}\left (\int \frac {1}{x \left (1+c^2 x\right )} \, dx,x,x^2\right )}{2 d}+\frac {(i b e) \text {Subst}\left (\int \frac {\log (2 x)}{1-2 x} \, dx,x,\frac {1}{1-i c x}\right )}{d^2} \\ & = -\frac {a+b \arctan (c x)}{d x}-\frac {a e \log (x)}{d^2}-\frac {e (a+b \arctan (c x)) \log \left (\frac {2}{1-i c x}\right )}{d^2}+\frac {e (a+b \arctan (c x)) \log \left (\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{d^2}-\frac {i b e \operatorname {PolyLog}(2,-i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}(2,i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2}{1-i c x}\right )}{2 d^2}-\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{2 d^2}+\frac {(b c) \text {Subst}\left (\int \frac {1}{x} \, dx,x,x^2\right )}{2 d}-\frac {\left (b c^3\right ) \text {Subst}\left (\int \frac {1}{1+c^2 x} \, dx,x,x^2\right )}{2 d} \\ & = -\frac {a+b \arctan (c x)}{d x}+\frac {b c \log (x)}{d}-\frac {a e \log (x)}{d^2}-\frac {e (a+b \arctan (c x)) \log \left (\frac {2}{1-i c x}\right )}{d^2}+\frac {e (a+b \arctan (c x)) \log \left (\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{d^2}-\frac {b c \log \left (1+c^2 x^2\right )}{2 d}-\frac {i b e \operatorname {PolyLog}(2,-i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}(2,i c x)}{2 d^2}+\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2}{1-i c x}\right )}{2 d^2}-\frac {i b e \operatorname {PolyLog}\left (2,1-\frac {2 c (d+e x)}{(c d+i e) (1-i c x)}\right )}{2 d^2} \\ \end{align*}
Time = 0.12 (sec) , antiderivative size = 223, normalized size of antiderivative = 0.96 \[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=-\frac {2 a d+2 b d \arctan (c x)-2 b c d x \log (x)+2 a e x \log (x)-2 a e x \log (d+e x)-i b e x \log (1-i c x) \log \left (\frac {c (d+e x)}{c d-i e}\right )+i b e x \log (1+i c x) \log \left (\frac {c (d+e x)}{c d+i e}\right )+b c d x \log \left (1+c^2 x^2\right )+i b e x \operatorname {PolyLog}(2,-i c x)-i b e x \operatorname {PolyLog}(2,i c x)-i b e x \operatorname {PolyLog}\left (2,\frac {e (1-i c x)}{i c d+e}\right )+i b e x \operatorname {PolyLog}\left (2,-\frac {e (-i+c x)}{c d+i e}\right )}{2 d^2 x} \]
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Time = 0.29 (sec) , antiderivative size = 306, normalized size of antiderivative = 1.32
method | result | size |
parts | \(a \left (-\frac {1}{d x}-\frac {e \ln \left (x \right )}{d^{2}}+\frac {e \ln \left (e x +d \right )}{d^{2}}\right )+b c \left (-\frac {\arctan \left (c x \right )}{d c x}-\frac {\arctan \left (c x \right ) e \ln \left (c x \right )}{c \,d^{2}}+\frac {\arctan \left (c x \right ) e \ln \left (e c x +c d \right )}{c \,d^{2}}-c \left (\frac {e^{2} \left (-\frac {i \ln \left (e c x +c d \right ) \left (\ln \left (\frac {-e c x +i e}{c d +i e}\right )-\ln \left (\frac {e c x +i e}{-c d +i e}\right )\right )}{2 e}-\frac {i \left (\operatorname {dilog}\left (\frac {-e c x +i e}{c d +i e}\right )-\operatorname {dilog}\left (\frac {e c x +i e}{-c d +i e}\right )\right )}{2 e}\right )}{d^{2} c^{2}}-\frac {-\frac {\ln \left (c^{2} x^{2}+1\right )}{2}+\ln \left (c x \right )}{d c}-\frac {e \left (-\frac {i \ln \left (c x \right ) \ln \left (i c x +1\right )}{2}+\frac {i \ln \left (c x \right ) \ln \left (-i c x +1\right )}{2}-\frac {i \operatorname {dilog}\left (i c x +1\right )}{2}+\frac {i \operatorname {dilog}\left (-i c x +1\right )}{2}\right )}{d^{2} c^{2}}\right )\right )\) | \(306\) |
derivativedivides | \(c \left (-\frac {a}{d c x}-\frac {a e \ln \left (c x \right )}{c \,d^{2}}+\frac {a e \ln \left (e c x +c d \right )}{c \,d^{2}}+b c \left (-\frac {\arctan \left (c x \right )}{d \,c^{2} x}-\frac {\arctan \left (c x \right ) e \ln \left (c x \right )}{d^{2} c^{2}}+\frac {\arctan \left (c x \right ) e \ln \left (e c x +c d \right )}{d^{2} c^{2}}-\frac {e^{2} \left (-\frac {i \ln \left (e c x +c d \right ) \left (\ln \left (\frac {-e c x +i e}{c d +i e}\right )-\ln \left (\frac {e c x +i e}{-c d +i e}\right )\right )}{2 e}-\frac {i \left (\operatorname {dilog}\left (\frac {-e c x +i e}{c d +i e}\right )-\operatorname {dilog}\left (\frac {e c x +i e}{-c d +i e}\right )\right )}{2 e}\right )}{d^{2} c^{2}}+\frac {-\frac {\ln \left (c^{2} x^{2}+1\right )}{2}+\ln \left (c x \right )}{d c}+\frac {e \left (-\frac {i \ln \left (c x \right ) \ln \left (i c x +1\right )}{2}+\frac {i \ln \left (c x \right ) \ln \left (-i c x +1\right )}{2}-\frac {i \operatorname {dilog}\left (i c x +1\right )}{2}+\frac {i \operatorname {dilog}\left (-i c x +1\right )}{2}\right )}{d^{2} c^{2}}\right )\right )\) | \(317\) |
default | \(c \left (-\frac {a}{d c x}-\frac {a e \ln \left (c x \right )}{c \,d^{2}}+\frac {a e \ln \left (e c x +c d \right )}{c \,d^{2}}+b c \left (-\frac {\arctan \left (c x \right )}{d \,c^{2} x}-\frac {\arctan \left (c x \right ) e \ln \left (c x \right )}{d^{2} c^{2}}+\frac {\arctan \left (c x \right ) e \ln \left (e c x +c d \right )}{d^{2} c^{2}}-\frac {e^{2} \left (-\frac {i \ln \left (e c x +c d \right ) \left (\ln \left (\frac {-e c x +i e}{c d +i e}\right )-\ln \left (\frac {e c x +i e}{-c d +i e}\right )\right )}{2 e}-\frac {i \left (\operatorname {dilog}\left (\frac {-e c x +i e}{c d +i e}\right )-\operatorname {dilog}\left (\frac {e c x +i e}{-c d +i e}\right )\right )}{2 e}\right )}{d^{2} c^{2}}+\frac {-\frac {\ln \left (c^{2} x^{2}+1\right )}{2}+\ln \left (c x \right )}{d c}+\frac {e \left (-\frac {i \ln \left (c x \right ) \ln \left (i c x +1\right )}{2}+\frac {i \ln \left (c x \right ) \ln \left (-i c x +1\right )}{2}-\frac {i \operatorname {dilog}\left (i c x +1\right )}{2}+\frac {i \operatorname {dilog}\left (-i c x +1\right )}{2}\right )}{d^{2} c^{2}}\right )\right )\) | \(317\) |
risch | \(\frac {i b e \operatorname {dilog}\left (-i c x +1\right )}{2 d^{2}}+\frac {i b e \operatorname {dilog}\left (\frac {-i c d +\left (-i c x +1\right ) e -e}{-i c d -e}\right )}{2 d^{2}}+\frac {i b e \ln \left (-i c x +1\right ) \ln \left (\frac {-i c d +\left (-i c x +1\right ) e -e}{-i c d -e}\right )}{2 d^{2}}+\frac {c b \ln \left (-i c x \right )}{2 d}-\frac {c b \ln \left (-i c x +1\right )}{2 d}-\frac {i b \ln \left (-i c x +1\right )}{2 d x}+\frac {a e \ln \left (i c d -\left (-i c x +1\right ) e +e \right )}{d^{2}}-\frac {a e \ln \left (-i c x \right )}{d^{2}}-\frac {a}{d x}-\frac {i b e \operatorname {dilog}\left (i c x +1\right )}{2 d^{2}}-\frac {i b e \operatorname {dilog}\left (\frac {i c d +\left (i c x +1\right ) e -e}{i c d -e}\right )}{2 d^{2}}-\frac {i b e \ln \left (i c x +1\right ) \ln \left (\frac {i c d +\left (i c x +1\right ) e -e}{i c d -e}\right )}{2 d^{2}}+\frac {b c \ln \left (i c x \right )}{2 d}-\frac {b c \ln \left (i c x +1\right )}{2 d}+\frac {i b \ln \left (i c x +1\right )}{2 d x}\) | \(344\) |
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\[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=\int { \frac {b \arctan \left (c x\right ) + a}{{\left (e x + d\right )} x^{2}} \,d x } \]
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Timed out. \[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=\text {Timed out} \]
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\[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=\int { \frac {b \arctan \left (c x\right ) + a}{{\left (e x + d\right )} x^{2}} \,d x } \]
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\[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=\int { \frac {b \arctan \left (c x\right ) + a}{{\left (e x + d\right )} x^{2}} \,d x } \]
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Timed out. \[ \int \frac {a+b \arctan (c x)}{x^2 (d+e x)} \, dx=\int \frac {a+b\,\mathrm {atan}\left (c\,x\right )}{x^2\,\left (d+e\,x\right )} \,d x \]
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