Optimal. Leaf size=668 \[ -\frac {(1+i a+i b x) \log (1+i a+i b x)}{2 b c}-\frac {(1-i a-i b x) \log (-i (i+a+b x))}{2 b c}+\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (-\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}+a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (-\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{(i+a) \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \text {PolyLog}\left (2,\frac {\sqrt {-c} (i-a-b x)}{i \sqrt {-c}-a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \text {PolyLog}\left (2,\frac {\sqrt {-c} (1+i a+i b x)}{(1+i a) \sqrt {-c}-i b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \text {PolyLog}\left (2,\frac {\sqrt {-c} (i+a+b x)}{i \sqrt {-c}+a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \text {PolyLog}\left (2,\frac {\sqrt {-c} (i+a+b x)}{i \sqrt {-c}+a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}} \]
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Rubi [A]
time = 0.81, antiderivative size = 668, normalized size of antiderivative = 1.00, number of steps
used = 25, number of rules used = 7, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.438, Rules used = {5159, 2456,
2436, 2332, 2441, 2440, 2438} \begin {gather*} \frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (-a-b x+i)}{-\sqrt {-c} a+i \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (i a+i b x+1)}{(i a+1) \sqrt {-c}-i b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (a+b x+i)}{\sqrt {-c} a+i \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (a+b x+i)}{\sqrt {-c} a+i \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \log (i a+i b x+1) \log \left (-\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{a \left (-\sqrt {-c}\right )-b \sqrt {d}+i \sqrt {-c}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (i a+i b x+1) \log \left (\frac {b \left (\sqrt {-c} x+\sqrt {d}\right )}{a \left (-\sqrt {-c}\right )+b \sqrt {d}+i \sqrt {-c}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (-i a-i b x+1) \log \left (\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{a \sqrt {-c}+b \sqrt {d}+i \sqrt {-c}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \log (-i a-i b x+1) \log \left (-\frac {b \left (\sqrt {-c} x+\sqrt {d}\right )}{-b \sqrt {d}+(a+i) \sqrt {-c}}\right )}{4 (-c)^{3/2}}-\frac {(i a+i b x+1) \log (i a+i b x+1)}{2 b c}-\frac {(-i a-i b x+1) \log (-i (a+b x+i))}{2 b c} \end {gather*}
Antiderivative was successfully verified.
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Rule 2332
Rule 2436
Rule 2438
Rule 2440
Rule 2441
Rule 2456
Rule 5159
Rubi steps
\begin {align*} \int \frac {\tan ^{-1}(a+b x)}{c+\frac {d}{x^2}} \, dx &=\frac {1}{2} i \int \frac {\log (1-i a-i b x)}{c+\frac {d}{x^2}} \, dx-\frac {1}{2} i \int \frac {\log (1+i a+i b x)}{c+\frac {d}{x^2}} \, dx\\ &=\frac {1}{2} i \int \left (\frac {\log (1-i a-i b x)}{c}-\frac {d \log (1-i a-i b x)}{c \left (d+c x^2\right )}\right ) \, dx-\frac {1}{2} i \int \left (\frac {\log (1+i a+i b x)}{c}-\frac {d \log (1+i a+i b x)}{c \left (d+c x^2\right )}\right ) \, dx\\ &=\frac {i \int \log (1-i a-i b x) \, dx}{2 c}-\frac {i \int \log (1+i a+i b x) \, dx}{2 c}-\frac {(i d) \int \frac {\log (1-i a-i b x)}{d+c x^2} \, dx}{2 c}+\frac {(i d) \int \frac {\log (1+i a+i b x)}{d+c x^2} \, dx}{2 c}\\ &=-\frac {\text {Subst}(\int \log (x) \, dx,x,1-i a-i b x)}{2 b c}-\frac {\text {Subst}(\int \log (x) \, dx,x,1+i a+i b x)}{2 b c}-\frac {(i d) \int \left (\frac {\log (1-i a-i b x)}{2 \sqrt {d} \left (\sqrt {d}-\sqrt {-c} x\right )}+\frac {\log (1-i a-i b x)}{2 \sqrt {d} \left (\sqrt {d}+\sqrt {-c} x\right )}\right ) \, dx}{2 c}+\frac {(i d) \int \left (\frac {\log (1+i a+i b x)}{2 \sqrt {d} \left (\sqrt {d}-\sqrt {-c} x\right )}+\frac {\log (1+i a+i b x)}{2 \sqrt {d} \left (\sqrt {d}+\sqrt {-c} x\right )}\right ) \, dx}{2 c}\\ &=-\frac {(1+i a+i b x) \log (1+i a+i b x)}{2 b c}-\frac {(1-i a-i b x) \log (-i (i+a+b x))}{2 b c}-\frac {\left (i \sqrt {d}\right ) \int \frac {\log (1-i a-i b x)}{\sqrt {d}-\sqrt {-c} x} \, dx}{4 c}-\frac {\left (i \sqrt {d}\right ) \int \frac {\log (1-i a-i b x)}{\sqrt {d}+\sqrt {-c} x} \, dx}{4 c}+\frac {\left (i \sqrt {d}\right ) \int \frac {\log (1+i a+i b x)}{\sqrt {d}-\sqrt {-c} x} \, dx}{4 c}+\frac {\left (i \sqrt {d}\right ) \int \frac {\log (1+i a+i b x)}{\sqrt {d}+\sqrt {-c} x} \, dx}{4 c}\\ &=-\frac {(1+i a+i b x) \log (1+i a+i b x)}{2 b c}-\frac {(1-i a-i b x) \log (-i (i+a+b x))}{2 b c}+\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (-\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}+a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (-\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{(i+a) \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {\left (b \sqrt {d}\right ) \int \frac {\log \left (-\frac {i b \left (\sqrt {d}-\sqrt {-c} x\right )}{(1-i a) \sqrt {-c}-i b \sqrt {d}}\right )}{1-i a-i b x} \, dx}{4 (-c)^{3/2}}+\frac {\left (b \sqrt {d}\right ) \int \frac {\log \left (\frac {i b \left (\sqrt {d}-\sqrt {-c} x\right )}{(1+i a) \sqrt {-c}+i b \sqrt {d}}\right )}{1+i a+i b x} \, dx}{4 (-c)^{3/2}}-\frac {\left (b \sqrt {d}\right ) \int \frac {\log \left (-\frac {i b \left (\sqrt {d}+\sqrt {-c} x\right )}{-(1-i a) \sqrt {-c}-i b \sqrt {d}}\right )}{1-i a-i b x} \, dx}{4 (-c)^{3/2}}-\frac {\left (b \sqrt {d}\right ) \int \frac {\log \left (\frac {i b \left (\sqrt {d}+\sqrt {-c} x\right )}{-(1+i a) \sqrt {-c}+i b \sqrt {d}}\right )}{1+i a+i b x} \, dx}{4 (-c)^{3/2}}\\ &=-\frac {(1+i a+i b x) \log (1+i a+i b x)}{2 b c}-\frac {(1-i a-i b x) \log (-i (i+a+b x))}{2 b c}+\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (-\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}+a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (-\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{(i+a) \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {\left (i \sqrt {d}\right ) \text {Subst}\left (\int \frac {\log \left (1+\frac {\sqrt {-c} x}{-(1-i a) \sqrt {-c}-i b \sqrt {d}}\right )}{x} \, dx,x,1-i a-i b x\right )}{4 (-c)^{3/2}}+\frac {\left (i \sqrt {d}\right ) \text {Subst}\left (\int \frac {\log \left (1-\frac {\sqrt {-c} x}{(1-i a) \sqrt {-c}-i b \sqrt {d}}\right )}{x} \, dx,x,1-i a-i b x\right )}{4 (-c)^{3/2}}+\frac {\left (i \sqrt {d}\right ) \text {Subst}\left (\int \frac {\log \left (1+\frac {\sqrt {-c} x}{-(1+i a) \sqrt {-c}+i b \sqrt {d}}\right )}{x} \, dx,x,1+i a+i b x\right )}{4 (-c)^{3/2}}-\frac {\left (i \sqrt {d}\right ) \text {Subst}\left (\int \frac {\log \left (1-\frac {\sqrt {-c} x}{(1+i a) \sqrt {-c}+i b \sqrt {d}}\right )}{x} \, dx,x,1+i a+i b x\right )}{4 (-c)^{3/2}}\\ &=-\frac {(1+i a+i b x) \log (1+i a+i b x)}{2 b c}-\frac {(1-i a-i b x) \log (-i (i+a+b x))}{2 b c}+\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (-\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (\frac {b \left (\sqrt {d}-\sqrt {-c} x\right )}{i \sqrt {-c}+a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \log (1-i a-i b x) \log \left (-\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{(i+a) \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \log (1+i a+i b x) \log \left (\frac {b \left (\sqrt {d}+\sqrt {-c} x\right )}{i \sqrt {-c}-a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (i-a-b x)}{i \sqrt {-c}-a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (1+i a+i b x)}{(1+i a) \sqrt {-c}-i b \sqrt {d}}\right )}{4 (-c)^{3/2}}+\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (i+a+b x)}{i \sqrt {-c}+a \sqrt {-c}-b \sqrt {d}}\right )}{4 (-c)^{3/2}}-\frac {i \sqrt {d} \text {Li}_2\left (\frac {\sqrt {-c} (i+a+b x)}{i \sqrt {-c}+a \sqrt {-c}+b \sqrt {d}}\right )}{4 (-c)^{3/2}}\\ \end {align*}
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Mathematica [B] Both result and optimal contain complex but leaf count is larger than twice
the leaf count of optimal. \(1536\) vs. \(2(668)=1336\).
time = 16.76, size = 1536, normalized size = 2.30 \begin {gather*} \frac {(a+b x) \text {ArcTan}(a+b x)+\log \left (\frac {1}{\sqrt {1+(a+b x)^2}}\right )}{b c}-\frac {\sqrt {d} \left (-2 \sqrt {c} \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right ) \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )-2 a^2 \sqrt {c} \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right ) \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )+2 \sqrt {c} \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right ) \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )+2 a^2 \sqrt {c} \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right ) \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )-2 b \sqrt {d} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )^2+b \sqrt {d} \sqrt {\frac {(-i+a)^2 c+b^2 d}{b^2 d}} e^{-i \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )^2-i a b \sqrt {d} \sqrt {\frac {(-i+a)^2 c+b^2 d}{b^2 d}} e^{-i \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )^2+b \sqrt {d} \sqrt {\frac {(i+a)^2 c+b^2 d}{b^2 d}} e^{-i \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )^2+i a b \sqrt {d} \sqrt {\frac {(i+a)^2 c+b^2 d}{b^2 d}} e^{-i \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )^2+4 \left (1+a^2\right ) \sqrt {c} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right ) \text {ArcTan}(a+b x)+2 i \sqrt {c} \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )+2 i a^2 \sqrt {c} \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )+2 i \sqrt {c} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )+2 i a^2 \sqrt {c} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )-2 i \sqrt {c} \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )-2 i a^2 \sqrt {c} \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )-2 i \sqrt {c} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )-2 i a^2 \sqrt {c} \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right ) \log \left (1-e^{-2 i \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )-2 i \sqrt {c} \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (-\sin \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )\right )-2 i a^2 \sqrt {c} \text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (-\sin \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )\right )+2 i \sqrt {c} \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (-\sin \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )\right )+2 i a^2 \sqrt {c} \text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right ) \log \left (-\sin \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )\right )-\left (1+a^2\right ) \sqrt {c} \text {PolyLog}\left (2,e^{-2 i \left (\text {ArcTan}\left (\frac {(-i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )+\left (1+a^2\right ) \sqrt {c} \text {PolyLog}\left (2,e^{-2 i \left (\text {ArcTan}\left (\frac {(i+a) \sqrt {c}}{b \sqrt {d}}\right )+\text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {d}}\right )\right )}\right )\right )}{4 \left (1+a^2\right ) c^2} \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 9 vs. order
4.
time = 1.21, size = 14058, normalized size = 21.04
method | result | size |
risch | \(-\frac {i \ln \left (i b x +i a +1\right ) x}{2 c}+\frac {a \arctan \left (b x +a \right )}{b c}+\frac {i \ln \left (-i b x -i a +1\right ) x}{2 c}-\frac {\ln \left (b^{2} x^{2}+2 a b x +a^{2}+1\right )}{2 b c}+\frac {1}{b c}-\frac {d \dilog \left (\frac {-i a c +b \sqrt {c d}-\left (-i b x -i a +1\right ) c +c}{-i a c +b \sqrt {c d}+c}\right )}{4 c \sqrt {c d}}+\frac {d \dilog \left (\frac {i a c +b \sqrt {c d}+\left (-i b x -i a +1\right ) c -c}{i a c +b \sqrt {c d}-c}\right )}{4 c \sqrt {c d}}-\frac {d \dilog \left (\frac {i a c +b \sqrt {c d}-\left (i b x +i a +1\right ) c +c}{i a c +b \sqrt {c d}+c}\right )}{4 c \sqrt {c d}}+\frac {d \dilog \left (\frac {-i a c +b \sqrt {c d}+\left (i b x +i a +1\right ) c -c}{-i a c +b \sqrt {c d}-c}\right )}{4 c \sqrt {c d}}-\frac {d \ln \left (-i b x -i a +1\right ) \ln \left (\frac {-i a c +b \sqrt {c d}-\left (-i b x -i a +1\right ) c +c}{-i a c +b \sqrt {c d}+c}\right )}{4 c \sqrt {c d}}+\frac {d \ln \left (-i b x -i a +1\right ) \ln \left (\frac {i a c +b \sqrt {c d}+\left (-i b x -i a +1\right ) c -c}{i a c +b \sqrt {c d}-c}\right )}{4 c \sqrt {c d}}-\frac {d \ln \left (i b x +i a +1\right ) \ln \left (\frac {i a c +b \sqrt {c d}-\left (i b x +i a +1\right ) c +c}{i a c +b \sqrt {c d}+c}\right )}{4 c \sqrt {c d}}+\frac {d \ln \left (i b x +i a +1\right ) \ln \left (\frac {-i a c +b \sqrt {c d}+\left (i b x +i a +1\right ) c -c}{-i a c +b \sqrt {c d}-c}\right )}{4 c \sqrt {c d}}\) | \(603\) |
derivativedivides | \(\text {Expression too large to display}\) | \(14058\) |
default | \(\text {Expression too large to display}\) | \(14058\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Both result and optimal contain complex but leaf count of result is larger than
twice the leaf count of optimal. 8518 vs. \(2 (466) = 932\).
time = 1.20, size = 8518, normalized size = 12.75 \begin {gather*} \text {Too large to display} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.00 \begin {gather*} \int \frac {\mathrm {atan}\left (a+b\,x\right )}{c+\frac {d}{x^2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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