Integrand size = 24, antiderivative size = 248 \[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\frac {3 x \sqrt {\arctan (a x)}}{8 a c^2 \sqrt {c+a^2 c x^2}}-\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}-\frac {3 \sqrt {\frac {\pi }{2}} \sqrt {1+a^2 x^2} \operatorname {FresnelS}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arctan (a x)}\right )}{8 a^2 c^2 \sqrt {c+a^2 c x^2}}-\frac {\sqrt {\frac {\pi }{6}} \sqrt {1+a^2 x^2} \operatorname {FresnelS}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arctan (a x)}\right )}{24 a^2 c^2 \sqrt {c+a^2 c x^2}}+\frac {\sqrt {1+a^2 x^2} \sqrt {\arctan (a x)} \sin (3 \arctan (a x))}{24 a^2 c^2 \sqrt {c+a^2 c x^2}} \]
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Time = 0.21 (sec) , antiderivative size = 248, normalized size of antiderivative = 1.00, number of steps used = 11, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.292, Rules used = {5050, 5025, 5024, 3393, 3377, 3386, 3432} \[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=-\frac {3 \sqrt {\frac {\pi }{2}} \sqrt {a^2 x^2+1} \operatorname {FresnelS}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arctan (a x)}\right )}{8 a^2 c^2 \sqrt {a^2 c x^2+c}}-\frac {\sqrt {\frac {\pi }{6}} \sqrt {a^2 x^2+1} \operatorname {FresnelS}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arctan (a x)}\right )}{24 a^2 c^2 \sqrt {a^2 c x^2+c}}+\frac {3 x \sqrt {\arctan (a x)}}{8 a c^2 \sqrt {a^2 c x^2+c}}+\frac {\sqrt {a^2 x^2+1} \sqrt {\arctan (a x)} \sin (3 \arctan (a x))}{24 a^2 c^2 \sqrt {a^2 c x^2+c}}-\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (a^2 c x^2+c\right )^{3/2}} \]
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Rule 3377
Rule 3386
Rule 3393
Rule 3432
Rule 5024
Rule 5025
Rule 5050
Rubi steps \begin{align*} \text {integral}& = -\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\int \frac {\sqrt {\arctan (a x)}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx}{2 a} \\ & = -\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\sqrt {1+a^2 x^2} \int \frac {\sqrt {\arctan (a x)}}{\left (1+a^2 x^2\right )^{5/2}} \, dx}{2 a c^2 \sqrt {c+a^2 c x^2}} \\ & = -\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\sqrt {1+a^2 x^2} \text {Subst}\left (\int \sqrt {x} \cos ^3(x) \, dx,x,\arctan (a x)\right )}{2 a^2 c^2 \sqrt {c+a^2 c x^2}} \\ & = -\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\sqrt {1+a^2 x^2} \text {Subst}\left (\int \left (\frac {3}{4} \sqrt {x} \cos (x)+\frac {1}{4} \sqrt {x} \cos (3 x)\right ) \, dx,x,\arctan (a x)\right )}{2 a^2 c^2 \sqrt {c+a^2 c x^2}} \\ & = -\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\sqrt {1+a^2 x^2} \text {Subst}\left (\int \sqrt {x} \cos (3 x) \, dx,x,\arctan (a x)\right )}{8 a^2 c^2 \sqrt {c+a^2 c x^2}}+\frac {\left (3 \sqrt {1+a^2 x^2}\right ) \text {Subst}\left (\int \sqrt {x} \cos (x) \, dx,x,\arctan (a x)\right )}{8 a^2 c^2 \sqrt {c+a^2 c x^2}} \\ & = \frac {3 x \sqrt {\arctan (a x)}}{8 a c^2 \sqrt {c+a^2 c x^2}}-\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\sqrt {1+a^2 x^2} \sqrt {\arctan (a x)} \sin (3 \arctan (a x))}{24 a^2 c^2 \sqrt {c+a^2 c x^2}}-\frac {\sqrt {1+a^2 x^2} \text {Subst}\left (\int \frac {\sin (3 x)}{\sqrt {x}} \, dx,x,\arctan (a x)\right )}{48 a^2 c^2 \sqrt {c+a^2 c x^2}}-\frac {\left (3 \sqrt {1+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sin (x)}{\sqrt {x}} \, dx,x,\arctan (a x)\right )}{16 a^2 c^2 \sqrt {c+a^2 c x^2}} \\ & = \frac {3 x \sqrt {\arctan (a x)}}{8 a c^2 \sqrt {c+a^2 c x^2}}-\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}+\frac {\sqrt {1+a^2 x^2} \sqrt {\arctan (a x)} \sin (3 \arctan (a x))}{24 a^2 c^2 \sqrt {c+a^2 c x^2}}-\frac {\sqrt {1+a^2 x^2} \text {Subst}\left (\int \sin \left (3 x^2\right ) \, dx,x,\sqrt {\arctan (a x)}\right )}{24 a^2 c^2 \sqrt {c+a^2 c x^2}}-\frac {\left (3 \sqrt {1+a^2 x^2}\right ) \text {Subst}\left (\int \sin \left (x^2\right ) \, dx,x,\sqrt {\arctan (a x)}\right )}{8 a^2 c^2 \sqrt {c+a^2 c x^2}} \\ & = \frac {3 x \sqrt {\arctan (a x)}}{8 a c^2 \sqrt {c+a^2 c x^2}}-\frac {\arctan (a x)^{3/2}}{3 a^2 c \left (c+a^2 c x^2\right )^{3/2}}-\frac {3 \sqrt {\frac {\pi }{2}} \sqrt {1+a^2 x^2} \operatorname {FresnelS}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arctan (a x)}\right )}{8 a^2 c^2 \sqrt {c+a^2 c x^2}}-\frac {\sqrt {\frac {\pi }{6}} \sqrt {1+a^2 x^2} \operatorname {FresnelS}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arctan (a x)}\right )}{24 a^2 c^2 \sqrt {c+a^2 c x^2}}+\frac {\sqrt {1+a^2 x^2} \sqrt {\arctan (a x)} \sin (3 \arctan (a x))}{24 a^2 c^2 \sqrt {c+a^2 c x^2}} \\ \end{align*}
Result contains complex when optimal does not.
Time = 0.93 (sec) , antiderivative size = 261, normalized size of antiderivative = 1.05 \[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\frac {48 \left (3 a x+2 a^3 x^3-2 \arctan (a x)\right ) \arctan (a x)-4 \sqrt {6 \pi } \left (1+a^2 x^2\right )^{3/2} \sqrt {\arctan (a x)} \left (3 \sqrt {3} \operatorname {FresnelS}\left (\sqrt {\frac {2}{\pi }} \sqrt {\arctan (a x)}\right )-\operatorname {FresnelS}\left (\sqrt {\frac {6}{\pi }} \sqrt {\arctan (a x)}\right )\right )+3 \left (1+a^2 x^2\right )^{3/2} \left (3 \sqrt {-i \arctan (a x)} \Gamma \left (\frac {1}{2},-i \arctan (a x)\right )+3 \sqrt {i \arctan (a x)} \Gamma \left (\frac {1}{2},i \arctan (a x)\right )+\sqrt {3} \left (\sqrt {-i \arctan (a x)} \Gamma \left (\frac {1}{2},-3 i \arctan (a x)\right )+\sqrt {i \arctan (a x)} \Gamma \left (\frac {1}{2},3 i \arctan (a x)\right )\right )\right )}{288 a^2 c \left (c+a^2 c x^2\right )^{3/2} \sqrt {\arctan (a x)}} \]
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\[\int \frac {x \arctan \left (a x \right )^{\frac {3}{2}}}{\left (a^{2} c \,x^{2}+c \right )^{\frac {5}{2}}}d x\]
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Exception generated. \[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\text {Exception raised: TypeError} \]
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\[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\int \frac {x \operatorname {atan}^{\frac {3}{2}}{\left (a x \right )}}{\left (c \left (a^{2} x^{2} + 1\right )\right )^{\frac {5}{2}}}\, dx \]
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Exception generated. \[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\text {Exception raised: RuntimeError} \]
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\[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\int { \frac {x \arctan \left (a x\right )^{\frac {3}{2}}}{{\left (a^{2} c x^{2} + c\right )}^{\frac {5}{2}}} \,d x } \]
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Timed out. \[ \int \frac {x \arctan (a x)^{3/2}}{\left (c+a^2 c x^2\right )^{5/2}} \, dx=\int \frac {x\,{\mathrm {atan}\left (a\,x\right )}^{3/2}}{{\left (c\,a^2\,x^2+c\right )}^{5/2}} \,d x \]
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