Integrand size = 15, antiderivative size = 38 \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=-\frac {\cos (a-c) \csc ^2(c+b x)}{2 b}+\frac {\cot (c+b x) \sin (a-c)}{b} \]
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Time = 0.05 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {4677, 2686, 30, 3852, 8} \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=\frac {\sin (a-c) \cot (b x+c)}{b}-\frac {\cos (a-c) \csc ^2(b x+c)}{2 b} \]
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Rule 8
Rule 30
Rule 2686
Rule 3852
Rule 4677
Rubi steps \begin{align*} \text {integral}& = \cos (a-c) \int \cot (c+b x) \csc ^2(c+b x) \, dx-\sin (a-c) \int \csc ^2(c+b x) \, dx \\ & = -\frac {\cos (a-c) \text {Subst}(\int x \, dx,x,\csc (c+b x))}{b}+\frac {\sin (a-c) \text {Subst}(\int 1 \, dx,x,\cot (c+b x))}{b} \\ & = -\frac {\cos (a-c) \csc ^2(c+b x)}{2 b}+\frac {\cot (c+b x) \sin (a-c)}{b} \\ \end{align*}
Time = 0.25 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.92 \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=-\frac {\csc (c) \csc ^2(c+b x) (\sin (a)-\cos (c+2 b x) \sin (a-c))}{2 b} \]
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Time = 1.58 (sec) , antiderivative size = 36, normalized size of antiderivative = 0.95
method | result | size |
parallelrisch | \(-\frac {\sec \left (\frac {x b}{2}+\frac {c}{2}\right )^{2} \csc \left (\frac {x b}{2}+\frac {c}{2}\right )^{2} \cos \left (2 x b +a +c \right )}{8 b}\) | \(36\) |
default | \(-\frac {1}{2 b \left (\cos \left (a \right ) \cos \left (c \right )+\sin \left (a \right ) \sin \left (c \right )\right ) \left (\tan \left (x b +a \right ) \cos \left (a \right ) \cos \left (c \right )+\tan \left (x b +a \right ) \sin \left (a \right ) \sin \left (c \right )-\sin \left (a \right ) \cos \left (c \right )+\cos \left (a \right ) \sin \left (c \right )\right )^{2}}\) | \(55\) |
risch | \(-\frac {-2 \,{\mathrm e}^{i \left (2 x b +5 a +c \right )}+{\mathrm e}^{i \left (5 a -c \right )}-{\mathrm e}^{i \left (3 a +c \right )}}{\left (-{\mathrm e}^{2 i \left (x b +a +c \right )}+{\mathrm e}^{2 i a}\right )^{2} b}\) | \(64\) |
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none
Time = 0.25 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.18 \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=\frac {2 \, \cos \left (b x + c\right ) \sin \left (b x + c\right ) \sin \left (-a + c\right ) + \cos \left (-a + c\right )}{2 \, {\left (b \cos \left (b x + c\right )^{2} - b\right )}} \]
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Timed out. \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=\text {Timed out} \]
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Leaf count of result is larger than twice the leaf count of optimal. 395 vs. \(2 (36) = 72\).
Time = 0.23 (sec) , antiderivative size = 395, normalized size of antiderivative = 10.39 \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=\frac {{\left (2 \, \cos \left (2 \, b x + 2 \, a + 2 \, c\right ) - \cos \left (2 \, a\right ) + \cos \left (2 \, c\right )\right )} \cos \left (4 \, b x + a + 5 \, c\right ) - 2 \, {\left (2 \, \cos \left (2 \, b x + 2 \, a + 2 \, c\right ) - \cos \left (2 \, a\right ) + \cos \left (2 \, c\right )\right )} \cos \left (2 \, b x + a + 3 \, c\right ) - {\left (\cos \left (2 \, a\right ) - \cos \left (2 \, c\right )\right )} \cos \left (a + c\right ) + 2 \, \cos \left (2 \, b x + 2 \, a + 2 \, c\right ) \cos \left (a + c\right ) + {\left (2 \, \sin \left (2 \, b x + 2 \, a + 2 \, c\right ) - \sin \left (2 \, a\right ) + \sin \left (2 \, c\right )\right )} \sin \left (4 \, b x + a + 5 \, c\right ) - 2 \, {\left (2 \, \sin \left (2 \, b x + 2 \, a + 2 \, c\right ) - \sin \left (2 \, a\right ) + \sin \left (2 \, c\right )\right )} \sin \left (2 \, b x + a + 3 \, c\right ) - {\left (\sin \left (2 \, a\right ) - \sin \left (2 \, c\right )\right )} \sin \left (a + c\right ) + 2 \, \sin \left (2 \, b x + 2 \, a + 2 \, c\right ) \sin \left (a + c\right )}{b \cos \left (4 \, b x + a + 5 \, c\right )^{2} + 4 \, b \cos \left (2 \, b x + a + 3 \, c\right )^{2} - 4 \, b \cos \left (2 \, b x + a + 3 \, c\right ) \cos \left (a + c\right ) + b \cos \left (a + c\right )^{2} + b \sin \left (4 \, b x + a + 5 \, c\right )^{2} + 4 \, b \sin \left (2 \, b x + a + 3 \, c\right )^{2} - 4 \, b \sin \left (2 \, b x + a + 3 \, c\right ) \sin \left (a + c\right ) + b \sin \left (a + c\right )^{2} - 2 \, {\left (2 \, b \cos \left (2 \, b x + a + 3 \, c\right ) - b \cos \left (a + c\right )\right )} \cos \left (4 \, b x + a + 5 \, c\right ) - 2 \, {\left (2 \, b \sin \left (2 \, b x + a + 3 \, c\right ) - b \sin \left (a + c\right )\right )} \sin \left (4 \, b x + a + 5 \, c\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 327 vs. \(2 (36) = 72\).
Time = 0.33 (sec) , antiderivative size = 327, normalized size of antiderivative = 8.61 \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=-\frac {\tan \left (\frac {1}{2} \, a\right )^{6} \tan \left (\frac {1}{2} \, c\right )^{6} + 3 \, \tan \left (\frac {1}{2} \, a\right )^{6} \tan \left (\frac {1}{2} \, c\right )^{4} + 3 \, \tan \left (\frac {1}{2} \, a\right )^{4} \tan \left (\frac {1}{2} \, c\right )^{6} + 3 \, \tan \left (\frac {1}{2} \, a\right )^{6} \tan \left (\frac {1}{2} \, c\right )^{2} + 9 \, \tan \left (\frac {1}{2} \, a\right )^{4} \tan \left (\frac {1}{2} \, c\right )^{4} + 3 \, \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{6} + \tan \left (\frac {1}{2} \, a\right )^{6} + 9 \, \tan \left (\frac {1}{2} \, a\right )^{4} \tan \left (\frac {1}{2} \, c\right )^{2} + 9 \, \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{4} + \tan \left (\frac {1}{2} \, c\right )^{6} + 3 \, \tan \left (\frac {1}{2} \, a\right )^{4} + 9 \, \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{2} + 3 \, \tan \left (\frac {1}{2} \, c\right )^{4} + 3 \, \tan \left (\frac {1}{2} \, a\right )^{2} + 3 \, \tan \left (\frac {1}{2} \, c\right )^{2} + 1}{2 \, {\left (\tan \left (b x + a\right ) \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{2} - \tan \left (b x + a\right ) \tan \left (\frac {1}{2} \, a\right )^{2} + 4 \, \tan \left (b x + a\right ) \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right ) - 2 \, \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right ) - \tan \left (b x + a\right ) \tan \left (\frac {1}{2} \, c\right )^{2} + 2 \, \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right )^{2} + \tan \left (b x + a\right ) - 2 \, \tan \left (\frac {1}{2} \, a\right ) + 2 \, \tan \left (\frac {1}{2} \, c\right )\right )}^{2} {\left (\tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{2} - \tan \left (\frac {1}{2} \, a\right )^{2} + 4 \, \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right ) - \tan \left (\frac {1}{2} \, c\right )^{2} + 1\right )} b} \]
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Timed out. \[ \int \cos (a+b x) \csc ^3(c+b x) \, dx=\text {Hanged} \]
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