Integrand size = 25, antiderivative size = 136 \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=\frac {1}{8} b \left (12 a^2+b^2\right ) x-\frac {a^3 \text {arctanh}(\cos (c+d x))}{d}+\frac {a \left (a^2-2 b^2\right ) \cos (c+d x)}{2 d}+\frac {b \left (2 a^2-b^2\right ) \cos (c+d x) \sin (c+d x)}{8 d}+\frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d} \]
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Time = 0.29 (sec) , antiderivative size = 136, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.280, Rules used = {2968, 3129, 3128, 3112, 3102, 2814, 3855} \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=-\frac {a^3 \text {arctanh}(\cos (c+d x))}{d}+\frac {a \left (a^2-2 b^2\right ) \cos (c+d x)}{2 d}+\frac {b \left (2 a^2-b^2\right ) \sin (c+d x) \cos (c+d x)}{8 d}+\frac {1}{8} b x \left (12 a^2+b^2\right )+\frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d} \]
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Rule 2814
Rule 2968
Rule 3102
Rule 3112
Rule 3128
Rule 3129
Rule 3855
Rubi steps \begin{align*} \text {integral}& = \int \csc (c+d x) (a+b \sin (c+d x))^3 \left (1-\sin ^2(c+d x)\right ) \, dx \\ & = \frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d}+\frac {1}{4} \int \csc (c+d x) (a+b \sin (c+d x))^2 \left (4 a+b \sin (c+d x)-3 a \sin ^2(c+d x)\right ) \, dx \\ & = \frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d}+\frac {1}{12} \int \csc (c+d x) (a+b \sin (c+d x)) \left (12 a^2+9 a b \sin (c+d x)-3 \left (2 a^2-b^2\right ) \sin ^2(c+d x)\right ) \, dx \\ & = \frac {b \left (2 a^2-b^2\right ) \cos (c+d x) \sin (c+d x)}{8 d}+\frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d}+\frac {1}{24} \int \csc (c+d x) \left (24 a^3+3 b \left (12 a^2+b^2\right ) \sin (c+d x)-12 a \left (a^2-2 b^2\right ) \sin ^2(c+d x)\right ) \, dx \\ & = \frac {a \left (a^2-2 b^2\right ) \cos (c+d x)}{2 d}+\frac {b \left (2 a^2-b^2\right ) \cos (c+d x) \sin (c+d x)}{8 d}+\frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d}+\frac {1}{24} \int \csc (c+d x) \left (24 a^3+3 b \left (12 a^2+b^2\right ) \sin (c+d x)\right ) \, dx \\ & = \frac {1}{8} b \left (12 a^2+b^2\right ) x+\frac {a \left (a^2-2 b^2\right ) \cos (c+d x)}{2 d}+\frac {b \left (2 a^2-b^2\right ) \cos (c+d x) \sin (c+d x)}{8 d}+\frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d}+a^3 \int \csc (c+d x) \, dx \\ & = \frac {1}{8} b \left (12 a^2+b^2\right ) x-\frac {a^3 \text {arctanh}(\cos (c+d x))}{d}+\frac {a \left (a^2-2 b^2\right ) \cos (c+d x)}{2 d}+\frac {b \left (2 a^2-b^2\right ) \cos (c+d x) \sin (c+d x)}{8 d}+\frac {a \cos (c+d x) (a+b \sin (c+d x))^2}{4 d}+\frac {\cos (c+d x) (a+b \sin (c+d x))^3}{4 d} \\ \end{align*}
Time = 1.28 (sec) , antiderivative size = 129, normalized size of antiderivative = 0.95 \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=\frac {48 a^2 b c+4 b^3 c+48 a^2 b d x+4 b^3 d x+8 a \left (4 a^2-3 b^2\right ) \cos (c+d x)-8 a b^2 \cos (3 (c+d x))-32 a^3 \log \left (\cos \left (\frac {1}{2} (c+d x)\right )\right )+32 a^3 \log \left (\sin \left (\frac {1}{2} (c+d x)\right )\right )+24 a^2 b \sin (2 (c+d x))-b^3 \sin (4 (c+d x))}{32 d} \]
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Time = 0.38 (sec) , antiderivative size = 111, normalized size of antiderivative = 0.82
method | result | size |
parallelrisch | \(\frac {32 a^{3} \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )-8 a \,b^{2} \cos \left (3 d x +3 c \right )+24 a^{2} b \sin \left (2 d x +2 c \right )-b^{3} \sin \left (4 d x +4 c \right )+\left (32 a^{3}-24 a \,b^{2}\right ) \cos \left (d x +c \right )+48 a^{2} b d x +4 b^{3} d x +32 a^{3}-32 a \,b^{2}}{32 d}\) | \(111\) |
derivativedivides | \(\frac {a^{3} \left (\cos \left (d x +c \right )+\ln \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right )\right )+3 a^{2} b \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )-a \,b^{2} \left (\cos ^{3}\left (d x +c \right )\right )+b^{3} \left (-\frac {\sin \left (d x +c \right ) \left (\cos ^{3}\left (d x +c \right )\right )}{4}+\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{8}+\frac {d x}{8}+\frac {c}{8}\right )}{d}\) | \(117\) |
default | \(\frac {a^{3} \left (\cos \left (d x +c \right )+\ln \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right )\right )+3 a^{2} b \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )-a \,b^{2} \left (\cos ^{3}\left (d x +c \right )\right )+b^{3} \left (-\frac {\sin \left (d x +c \right ) \left (\cos ^{3}\left (d x +c \right )\right )}{4}+\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{8}+\frac {d x}{8}+\frac {c}{8}\right )}{d}\) | \(117\) |
risch | \(\frac {3 a^{2} b x}{2}+\frac {b^{3} x}{8}+\frac {a^{3} {\mathrm e}^{i \left (d x +c \right )}}{2 d}-\frac {3 \,{\mathrm e}^{i \left (d x +c \right )} a \,b^{2}}{8 d}+\frac {a^{3} {\mathrm e}^{-i \left (d x +c \right )}}{2 d}-\frac {3 \,{\mathrm e}^{-i \left (d x +c \right )} a \,b^{2}}{8 d}-\frac {a^{3} \ln \left ({\mathrm e}^{i \left (d x +c \right )}+1\right )}{d}+\frac {a^{3} \ln \left ({\mathrm e}^{i \left (d x +c \right )}-1\right )}{d}-\frac {b^{3} \sin \left (4 d x +4 c \right )}{32 d}-\frac {\cos \left (3 d x +3 c \right ) a \,b^{2}}{4 d}+\frac {3 a^{2} b \sin \left (2 d x +2 c \right )}{4 d}\) | \(177\) |
norman | \(\frac {\left (\frac {3}{2} a^{2} b +\frac {1}{8} b^{3}\right ) x +\left (6 a^{2} b +\frac {1}{2} b^{3}\right ) x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\left (6 a^{2} b +\frac {1}{2} b^{3}\right ) x \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\left (9 a^{2} b +\frac {3}{4} b^{3}\right ) x \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\left (\frac {3}{2} a^{2} b +\frac {1}{8} b^{3}\right ) x \left (\tan ^{8}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {2 \left (a^{3}-3 a \,b^{2}\right ) \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {6 \left (a^{3}-a \,b^{2}\right ) \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {\left (2 a^{3}-2 a \,b^{2}\right ) \left (\tan ^{8}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {2 \left (3 a^{3}-a \,b^{2}\right ) \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}+\frac {b \left (12 a^{2}-b^{2}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{4 d}-\frac {b \left (12 a^{2}-b^{2}\right ) \left (\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 d}+\frac {b \left (12 a^{2}+7 b^{2}\right ) \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 d}-\frac {b \left (12 a^{2}+7 b^{2}\right ) \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 d}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{4}}+\frac {a^{3} \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}\) | \(368\) |
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Time = 0.29 (sec) , antiderivative size = 116, normalized size of antiderivative = 0.85 \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=-\frac {8 \, a b^{2} \cos \left (d x + c\right )^{3} - 8 \, a^{3} \cos \left (d x + c\right ) + 4 \, a^{3} \log \left (\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) - 4 \, a^{3} \log \left (-\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) - {\left (12 \, a^{2} b + b^{3}\right )} d x + {\left (2 \, b^{3} \cos \left (d x + c\right )^{3} - {\left (12 \, a^{2} b + b^{3}\right )} \cos \left (d x + c\right )\right )} \sin \left (d x + c\right )}{8 \, d} \]
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\[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=\int \left (a + b \sin {\left (c + d x \right )}\right )^{3} \cos ^{2}{\left (c + d x \right )} \csc {\left (c + d x \right )}\, dx \]
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Time = 0.21 (sec) , antiderivative size = 101, normalized size of antiderivative = 0.74 \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=-\frac {32 \, a b^{2} \cos \left (d x + c\right )^{3} - 24 \, {\left (2 \, d x + 2 \, c + \sin \left (2 \, d x + 2 \, c\right )\right )} a^{2} b - {\left (4 \, d x + 4 \, c - \sin \left (4 \, d x + 4 \, c\right )\right )} b^{3} - 16 \, a^{3} {\left (2 \, \cos \left (d x + c\right ) - \log \left (\cos \left (d x + c\right ) + 1\right ) + \log \left (\cos \left (d x + c\right ) - 1\right )\right )}}{32 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 293 vs. \(2 (126) = 252\).
Time = 0.37 (sec) , antiderivative size = 293, normalized size of antiderivative = 2.15 \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=\frac {8 \, a^{3} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) \right |}\right ) + {\left (12 \, a^{2} b + b^{3}\right )} {\left (d x + c\right )} - \frac {2 \, {\left (12 \, a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{7} - b^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{7} - 8 \, a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{6} + 24 \, a b^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{6} + 12 \, a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5} + 7 \, b^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5} - 24 \, a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{4} + 24 \, a b^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{4} - 12 \, a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 7 \, b^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 24 \, a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 8 \, a b^{2} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 12 \, a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + b^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 8 \, a^{3} + 8 \, a b^{2}\right )}}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 1\right )}^{4}}}{8 \, d} \]
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Time = 13.10 (sec) , antiderivative size = 567, normalized size of antiderivative = 4.17 \[ \int \cos (c+d x) \cot (c+d x) (a+b \sin (c+d x))^3 \, dx=\frac {a^3\,\ln \left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\right )}{d}-\frac {2\,a\,b^2-\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (3\,a^2\,b-\frac {b^3}{4}\right )+{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\,\left (2\,a\,b^2-6\,a^3\right )+{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^6\,\left (6\,a\,b^2-2\,a^3\right )+{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4\,\left (6\,a\,b^2-6\,a^3\right )+{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^7\,\left (3\,a^2\,b-\frac {b^3}{4}\right )-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3\,\left (3\,a^2\,b+\frac {7\,b^3}{4}\right )+{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^5\,\left (3\,a^2\,b+\frac {7\,b^3}{4}\right )-2\,a^3}{d\,\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^8+4\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^6+6\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4+4\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2+1\right )}+\frac {b\,\mathrm {atan}\left (\frac {\frac {b\,\left (12\,a^2+b^2\right )\,\left (3\,a^2\,b+\frac {b^3}{4}+2\,a^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )-\frac {b\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (12\,a^2+b^2\right )\,3{}\mathrm {i}}{4}\right )}{8}+\frac {b\,\left (12\,a^2+b^2\right )\,\left (3\,a^2\,b+\frac {b^3}{4}+2\,a^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )+\frac {b\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (12\,a^2+b^2\right )\,3{}\mathrm {i}}{4}\right )}{8}}{2\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (9\,a^4\,b^2+\frac {3\,a^2\,b^4}{2}+\frac {b^6}{16}\right )+6\,a^5\,b+\frac {a^3\,b^3}{2}-\frac {b\,\left (12\,a^2+b^2\right )\,\left (3\,a^2\,b+\frac {b^3}{4}+2\,a^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )-\frac {b\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (12\,a^2+b^2\right )\,3{}\mathrm {i}}{4}\right )\,1{}\mathrm {i}}{8}+\frac {b\,\left (12\,a^2+b^2\right )\,\left (3\,a^2\,b+\frac {b^3}{4}+2\,a^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )+\frac {b\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (12\,a^2+b^2\right )\,3{}\mathrm {i}}{4}\right )\,1{}\mathrm {i}}{8}}\right )\,\left (12\,a^2+b^2\right )}{4\,d} \]
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