Integrand size = 13, antiderivative size = 36 \[ \int \csc (a+b x) \csc (c+b x) \, dx=-\frac {\csc (a-c) \log (\sin (a+b x))}{b}+\frac {\csc (a-c) \log (\sin (c+b x))}{b} \]
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Time = 0.03 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {4707, 3556} \[ \int \csc (a+b x) \csc (c+b x) \, dx=\frac {\csc (a-c) \log (\sin (b x+c))}{b}-\frac {\csc (a-c) \log (\sin (a+b x))}{b} \]
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Rule 3556
Rule 4707
Rubi steps \begin{align*} \text {integral}& = -(\csc (a-c) \int \cot (a+b x) \, dx)+\csc (a-c) \int \cot (c+b x) \, dx \\ & = -\frac {\csc (a-c) \log (\sin (a+b x))}{b}+\frac {\csc (a-c) \log (\sin (c+b x))}{b} \\ \end{align*}
Time = 0.19 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.78 \[ \int \csc (a+b x) \csc (c+b x) \, dx=-\frac {\csc (a-c) (\log (\sin (a+b x))-\log (\sin (c+b x)))}{b} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(78\) vs. \(2(36)=72\).
Time = 1.49 (sec) , antiderivative size = 79, normalized size of antiderivative = 2.19
method | result | size |
default | \(\frac {-\frac {\ln \left (\tan \left (x b +a \right )\right )}{\sin \left (a \right ) \cos \left (c \right )-\cos \left (a \right ) \sin \left (c \right )}+\frac {\ln \left (\tan \left (x b +a \right ) \cos \left (a \right ) \cos \left (c \right )+\tan \left (x b +a \right ) \sin \left (a \right ) \sin \left (c \right )-\sin \left (a \right ) \cos \left (c \right )+\cos \left (a \right ) \sin \left (c \right )\right )}{\sin \left (a \right ) \cos \left (c \right )-\cos \left (a \right ) \sin \left (c \right )}}{b}\) | \(79\) |
risch | \(\frac {2 i \ln \left ({\mathrm e}^{2 i \left (x b +a \right )}-{\mathrm e}^{2 i \left (a -c \right )}\right ) {\mathrm e}^{i \left (a +c \right )}}{\left ({\mathrm e}^{2 i a}-{\mathrm e}^{2 i c}\right ) b}-\frac {2 i \ln \left ({\mathrm e}^{2 i \left (x b +a \right )}-1\right ) {\mathrm e}^{i \left (a +c \right )}}{\left ({\mathrm e}^{2 i a}-{\mathrm e}^{2 i c}\right ) b}\) | \(92\) |
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Leaf count of result is larger than twice the leaf count of optimal. 110 vs. \(2 (36) = 72\).
Time = 0.27 (sec) , antiderivative size = 110, normalized size of antiderivative = 3.06 \[ \int \csc (a+b x) \csc (c+b x) \, dx=-\frac {\log \left (-\frac {1}{4} \, \cos \left (b x + c\right )^{2} + \frac {1}{4}\right ) - \log \left (-\frac {2 \, \cos \left (b x + c\right ) \cos \left (-a + c\right ) \sin \left (b x + c\right ) \sin \left (-a + c\right ) + {\left (2 \, \cos \left (-a + c\right )^{2} - 1\right )} \cos \left (b x + c\right )^{2} - \cos \left (-a + c\right )^{2}}{\cos \left (-a + c\right )^{2} + 2 \, \cos \left (-a + c\right ) + 1}\right )}{2 \, b \sin \left (-a + c\right )} \]
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\[ \int \csc (a+b x) \csc (c+b x) \, dx=\int \csc {\left (a + b x \right )} \csc {\left (b x + c \right )}\, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. 564 vs. \(2 (36) = 72\).
Time = 0.22 (sec) , antiderivative size = 564, normalized size of antiderivative = 15.67 \[ \int \csc (a+b x) \csc (c+b x) \, dx=\text {Too large to display} \]
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Leaf count of result is larger than twice the leaf count of optimal. 396 vs. \(2 (36) = 72\).
Time = 0.29 (sec) , antiderivative size = 396, normalized size of antiderivative = 11.00 \[ \int \csc (a+b x) \csc (c+b x) \, dx=\frac {\frac {{\left (\tan \left (\frac {1}{2} \, a\right )^{4} \tan \left (\frac {1}{2} \, c\right )^{4} + 4 \, \tan \left (\frac {1}{2} \, a\right )^{3} \tan \left (\frac {1}{2} \, c\right )^{3} - \tan \left (\frac {1}{2} \, a\right )^{4} + 4 \, \tan \left (\frac {1}{2} \, a\right )^{3} \tan \left (\frac {1}{2} \, c\right ) + 4 \, \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right )^{3} - \tan \left (\frac {1}{2} \, c\right )^{4} + 4 \, \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right ) + 1\right )} \log \left ({\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 |}\right )}{\tan \left (\frac {1}{2} \, a\right )^{4} \tan \left (\frac {1}{2} \, c\right )^{3} - \tan \left (\frac {1}{2} \, a\right )^{3} \tan \left (\frac {1}{2} \, c\right )^{4} - \tan \left (\frac {1}{2} \, a\right )^{4} \tan \left (\frac {1}{2} \, c\right ) + 6 \, \tan \left (\frac {1}{2} \, a\right )^{3} \tan \left (\frac {1}{2} \, c\right )^{2} - 6 \, \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right )^{3} + \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right )^{4} - \tan \left (\frac {1}{2} \, a\right )^{3} + 6 \, \tan \left (\frac {1}{2} \, a\right )^{2} \tan \left (\frac {1}{2} \, c\right ) - 6 \, \tan \left (\frac {1}{2} \, a\right ) \tan \left (\frac {1}{2} \, c\right )^{2} + \tan \left (\frac {1}{2} \, c\right )^{3} + \tan \left (\frac {1}{2} \, a\right ) - \tan \left (\frac {1}{2} \, c\right )} - \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} + \tan \left (\frac {1}{2} \, c\right )^{2} + 1\right )} \log \left ({\left | \tan \left (b x + a\right ) \right |}\right )}{\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 )}}{2 \, b} \]
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Time = 33.33 (sec) , antiderivative size = 249, normalized size of antiderivative = 6.92 \[ \int \csc (a+b x) \csc (c+b x) \, dx=\frac {2\,\sqrt {-{\mathrm {e}}^{a\,2{}\mathrm {i}-c\,2{}\mathrm {i}}}\,\left (\ln \left (\frac {2\,\sqrt {-{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}}\,\left (-4\,b\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}+2\,b\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{b\,x\,2{}\mathrm {i}}+2\,b\,{\mathrm {e}}^{a\,4{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}\,{\mathrm {e}}^{b\,x\,2{}\mathrm {i}}\right )}{b\,\left ({\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}-1\right )}-{\mathrm {e}}^{a\,1{}\mathrm {i}}\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,1{}\mathrm {i}}\,{\mathrm {e}}^{b\,x\,2{}\mathrm {i}}\,4{}\mathrm {i}\right )-\ln \left (\frac {2\,\sqrt {-{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}}\,\left (-4\,b\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}+2\,b\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{b\,x\,2{}\mathrm {i}}+2\,b\,{\mathrm {e}}^{a\,4{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}\,{\mathrm {e}}^{b\,x\,2{}\mathrm {i}}\right )}{b-b\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,2{}\mathrm {i}}}-{\mathrm {e}}^{a\,1{}\mathrm {i}}\,{\mathrm {e}}^{a\,2{}\mathrm {i}}\,{\mathrm {e}}^{-c\,1{}\mathrm {i}}\,{\mathrm {e}}^{b\,x\,2{}\mathrm {i}}\,4{}\mathrm {i}\right )\right )}{b\,\left ({\mathrm {e}}^{a\,2{}\mathrm {i}-c\,2{}\mathrm {i}}-1\right )} \]
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