Integrand size = 13, antiderivative size = 27 \[ \int \sec (c+b x) \sin (a+b x) \, dx=-\frac {\cos (a-c) \log (\cos (c+b x))}{b}+x \sin (a-c) \]
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Time = 0.02 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.231, Rules used = {4676, 3556, 8} \[ \int \sec (c+b x) \sin (a+b x) \, dx=x \sin (a-c)-\frac {\cos (a-c) \log (\cos (b x+c))}{b} \]
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Rule 8
Rule 3556
Rule 4676
Rubi steps \begin{align*} \text {integral}& = \cos (a-c) \int \tan (c+b x) \, dx+\sin (a-c) \int 1 \, dx \\ & = -\frac {\cos (a-c) \log (\cos (c+b x))}{b}+x \sin (a-c) \\ \end{align*}
Time = 0.30 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00 \[ \int \sec (c+b x) \sin (a+b x) \, dx=-\frac {\cos (a-c) \log (\cos (c+b x))}{b}+x \sin (a-c) \]
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Result contains complex when optimal does not.
Time = 1.10 (sec) , antiderivative size = 69, normalized size of antiderivative = 2.56
method | result | size |
risch | \(2 i \cos \left (a -c \right ) x -i x \,{\mathrm e}^{i \left (a -c \right )}+\frac {2 i \cos \left (a -c \right ) a}{b}-\frac {\ln \left ({\mathrm e}^{2 i \left (x b +a \right )}+{\mathrm e}^{2 i \left (a -c \right )}\right ) \cos \left (a -c \right )}{b}\) | \(69\) |
default | \(\frac {\frac {\frac {\left (\cos \left (a \right ) \cos \left (c \right )+\sin \left (a \right ) \sin \left (c \right )\right ) \ln \left (1+\tan \left (x b +a \right )^{2}\right )}{2}+\left (\sin \left (a \right ) \cos \left (c \right )-\cos \left (a \right ) \sin \left (c \right )\right ) \arctan \left (\tan \left (x b +a \right )\right )}{\left (\cos \left (c \right )^{2}+\sin \left (c \right )^{2}\right ) \left (\cos \left (a \right )^{2}+\sin \left (a \right )^{2}\right )}-\frac {\left (\cos \left (a \right ) \cos \left (c \right )+\sin \left (a \right ) \sin \left (c \right )\right ) \ln \left (\tan \left (x b +a \right ) \sin \left (a \right ) \cos \left (c \right )-\tan \left (x b +a \right ) \cos \left (a \right ) \sin \left (c \right )+\cos \left (a \right ) \cos \left (c \right )+\sin \left (a \right ) \sin \left (c \right )\right )}{\cos \left (a \right )^{2} \cos \left (c \right )^{2}+\cos \left (c \right )^{2} \sin \left (a \right )^{2}+\cos \left (a \right )^{2} \sin \left (c \right )^{2}+\sin \left (a \right )^{2} \sin \left (c \right )^{2}}}{b}\) | \(161\) |
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none
Time = 0.25 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.15 \[ \int \sec (c+b x) \sin (a+b x) \, dx=-\frac {b x \sin \left (-a + c\right ) + \cos \left (-a + c\right ) \log \left (-\cos \left (b x + c\right )\right )}{b} \]
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Leaf count of result is larger than twice the leaf count of optimal. 252 vs. \(2 (20) = 40\).
Time = 4.32 (sec) , antiderivative size = 435, normalized size of antiderivative = 16.11 \[ \int \sec (c+b x) \sin (a+b x) \, dx=\left (\begin {cases} - x & \text {for}\: c = \frac {\pi }{2} \\x & \text {for}\: c = - \frac {\pi }{2} \\0 & \text {for}\: b = 0 \\- \frac {2 b x \tan {\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} - \frac {\log {\left (\tan ^{2}{\left (\frac {b x}{2} \right )} + 1 \right )} \tan ^{2}{\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} + \frac {\log {\left (\tan ^{2}{\left (\frac {b x}{2} \right )} + 1 \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} + \frac {\log {\left (\tan {\left (\frac {b x}{2} \right )} - \frac {\tan {\left (\frac {c}{2} \right )}}{\tan {\left (\frac {c}{2} \right )} - 1} - \frac {1}{\tan {\left (\frac {c}{2} \right )} - 1} \right )} \tan ^{2}{\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} - \frac {\log {\left (\tan {\left (\frac {b x}{2} \right )} - \frac {\tan {\left (\frac {c}{2} \right )}}{\tan {\left (\frac {c}{2} \right )} - 1} - \frac {1}{\tan {\left (\frac {c}{2} \right )} - 1} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} + \frac {\log {\left (\tan {\left (\frac {b x}{2} \right )} + \frac {\tan {\left (\frac {c}{2} \right )}}{\tan {\left (\frac {c}{2} \right )} + 1} - \frac {1}{\tan {\left (\frac {c}{2} \right )} + 1} \right )} \tan ^{2}{\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} - \frac {\log {\left (\tan {\left (\frac {b x}{2} \right )} + \frac {\tan {\left (\frac {c}{2} \right )}}{\tan {\left (\frac {c}{2} \right )} + 1} - \frac {1}{\tan {\left (\frac {c}{2} \right )} + 1} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} & \text {otherwise} \end {cases}\right ) \cos {\left (a \right )} + \left (\begin {cases} - \frac {\log {\left (\sin {\left (b x \right )} \right )}}{b} & \text {for}\: c = \frac {\pi }{2} \\\frac {\log {\left (\sin {\left (b x \right )} \right )}}{b} & \text {for}\: c = - \frac {\pi }{2} \\\frac {x}{\cos {\left (c \right )}} & \text {for}\: b = 0 \\- \frac {b x \tan ^{2}{\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} + \frac {b x}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} + \frac {2 \log {\left (\tan ^{2}{\left (\frac {b x}{2} \right )} + 1 \right )} \tan {\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} - \frac {2 \log {\left (\tan {\left (\frac {b x}{2} \right )} - \frac {\tan {\left (\frac {c}{2} \right )}}{\tan {\left (\frac {c}{2} \right )} - 1} - \frac {1}{\tan {\left (\frac {c}{2} \right )} - 1} \right )} \tan {\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} - \frac {2 \log {\left (\tan {\left (\frac {b x}{2} \right )} + \frac {\tan {\left (\frac {c}{2} \right )}}{\tan {\left (\frac {c}{2} \right )} + 1} - \frac {1}{\tan {\left (\frac {c}{2} \right )} + 1} \right )} \tan {\left (\frac {c}{2} \right )}}{b \tan ^{2}{\left (\frac {c}{2} \right )} + b} & \text {otherwise} \end {cases}\right ) \sin {\left (a \right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 73 vs. \(2 (27) = 54\).
Time = 0.24 (sec) , antiderivative size = 73, normalized size of antiderivative = 2.70 \[ \int \sec (c+b x) \sin (a+b x) \, dx=-\frac {2 \, b x \sin \left (-a + c\right ) + \cos \left (-a + c\right ) \log \left (\cos \left (2 \, b x\right )^{2} + 2 \, \cos \left (2 \, b x\right ) \cos \left (2 \, c\right ) + \cos \left (2 \, c\right )^{2} + \sin \left (2 \, b x\right )^{2} - 2 \, \sin \left (2 \, b x\right ) \sin \left (2 \, c\right ) + \sin \left (2 \, c\right )^{2}\right )}{2 \, b} \]
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Leaf count of result is larger than twice the leaf count of optimal. 158 vs. \(2 (27) = 54\).
Time = 0.30 (sec) , antiderivative size = 158, normalized size of antiderivative = 5.85 \[ \int \sec (c+b x) \sin (a+b x) \, dx=\frac {\frac {4 \, {\left (\tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right ) - \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right )^{2} + \tan \left (\frac {1}{2} \, a\right ) - \tan \left (\frac {1}{2} \, c\right )\right )} {\left (b x + c\right )}}{\tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{2} + \tan \left (\frac {1}{2} \, a\right )^{2} + \tan \left (\frac {1}{2} \, c\right )^{2} + 1} + \frac {{\left (\tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{2} - \tan \left (\frac {1}{2} \, a\right )^{2} + 4 \, \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right ) - \tan \left (\frac {1}{2} \, c\right )^{2} + 1\right )} \log \left (\tan \left (b x + c\right )^{2} + 1\right )}{\tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{2} + \tan \left (\frac {1}{2} \, a\right )^{2} + \tan \left (\frac {1}{2} \, c\right )^{2} + 1}}{2 \, b} \]
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Time = 23.07 (sec) , antiderivative size = 112, normalized size of antiderivative = 4.15 \[ \int \sec (c+b x) \sin (a+b x) \, dx=x\,\left (\frac {{\mathrm {e}}^{-a\,1{}\mathrm {i}+c\,1{}\mathrm {i}}\,1{}\mathrm {i}}{2}-\frac {{\mathrm {e}}^{a\,1{}\mathrm {i}-c\,1{}\mathrm {i}}\,1{}\mathrm {i}}{2}\right )+x\,\left (\frac {{\mathrm {e}}^{-a\,1{}\mathrm {i}+c\,1{}\mathrm {i}}\,1{}\mathrm {i}}{2}+\frac {{\mathrm {e}}^{a\,1{}\mathrm {i}-c\,1{}\mathrm {i}}\,1{}\mathrm {i}}{2}\right )-\frac {\ln \left ({\mathrm {e}}^{a\,2{}\mathrm {i}-c\,2{}\mathrm {i}}+{\mathrm {e}}^{a\,2{}\mathrm {i}+b\,x\,2{}\mathrm {i}}\right )\,\left (\frac {{\mathrm {e}}^{-a\,1{}\mathrm {i}+c\,1{}\mathrm {i}}}{2}+\frac {{\mathrm {e}}^{a\,1{}\mathrm {i}-c\,1{}\mathrm {i}}}{2}\right )}{b} \]
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