Integrand size = 10, antiderivative size = 62 \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=-\frac {2 \arctan \left (\frac {\sqrt {a} \cot (x)}{\sqrt {a+a \csc (x)}}\right )}{\sqrt {a}}+\frac {\sqrt {2} \arctan \left (\frac {\sqrt {a} \cot (x)}{\sqrt {2} \sqrt {a+a \csc (x)}}\right )}{\sqrt {a}} \]
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Time = 0.07 (sec) , antiderivative size = 62, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {3861, 3859, 209, 3880} \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=\frac {\sqrt {2} \arctan \left (\frac {\sqrt {a} \cot (x)}{\sqrt {2} \sqrt {a \csc (x)+a}}\right )}{\sqrt {a}}-\frac {2 \arctan \left (\frac {\sqrt {a} \cot (x)}{\sqrt {a \csc (x)+a}}\right )}{\sqrt {a}} \]
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Rule 209
Rule 3859
Rule 3861
Rule 3880
Rubi steps \begin{align*} \text {integral}& = \frac {\int \sqrt {a+a \csc (x)} \, dx}{a}-\int \frac {\csc (x)}{\sqrt {a+a \csc (x)}} \, dx \\ & = -\left (2 \text {Subst}\left (\int \frac {1}{a+x^2} \, dx,x,\frac {a \cot (x)}{\sqrt {a+a \csc (x)}}\right )\right )+2 \text {Subst}\left (\int \frac {1}{2 a+x^2} \, dx,x,\frac {a \cot (x)}{\sqrt {a+a \csc (x)}}\right ) \\ & = -\frac {2 \arctan \left (\frac {\sqrt {a} \cot (x)}{\sqrt {a+a \csc (x)}}\right )}{\sqrt {a}}+\frac {\sqrt {2} \arctan \left (\frac {\sqrt {a} \cot (x)}{\sqrt {2} \sqrt {a+a \csc (x)}}\right )}{\sqrt {a}} \\ \end{align*}
Time = 0.18 (sec) , antiderivative size = 54, normalized size of antiderivative = 0.87 \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=\frac {\left (-2 \arctan \left (\sqrt {-1+\csc (x)}\right )+\sqrt {2} \arctan \left (\frac {\sqrt {-1+\csc (x)}}{\sqrt {2}}\right )\right ) \cot (x)}{\sqrt {-1+\csc (x)} \sqrt {a (1+\csc (x))}} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(184\) vs. \(2(47)=94\).
Time = 0.53 (sec) , antiderivative size = 185, normalized size of antiderivative = 2.98
method | result | size |
default | \(\frac {\left (\sqrt {2}\, \ln \left (\frac {\csc \left (x \right )-\cot \left (x \right )+\sqrt {\csc \left (x \right )-\cot \left (x \right )}\, \sqrt {2}+1}{-\sqrt {\csc \left (x \right )-\cot \left (x \right )}\, \sqrt {2}+\csc \left (x \right )-\cot \left (x \right )+1}\right )+4 \sqrt {2}\, \arctan \left (\sqrt {\csc \left (x \right )-\cot \left (x \right )}\, \sqrt {2}+1\right )+4 \sqrt {2}\, \arctan \left (\sqrt {\csc \left (x \right )-\cot \left (x \right )}\, \sqrt {2}-1\right )+\sqrt {2}\, \ln \left (\frac {-\sqrt {\csc \left (x \right )-\cot \left (x \right )}\, \sqrt {2}+\csc \left (x \right )-\cot \left (x \right )+1}{\csc \left (x \right )-\cot \left (x \right )+\sqrt {\csc \left (x \right )-\cot \left (x \right )}\, \sqrt {2}+1}\right )-8 \arctan \left (\sqrt {\csc \left (x \right )-\cot \left (x \right )}\right )\right ) \left (\csc \left (x \right )-\cot \left (x \right )+1\right )}{4 \sqrt {a \left (\csc \left (x \right )+1\right )}\, \sqrt {\csc \left (x \right )-\cot \left (x \right )}}\) | \(185\) |
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none
Time = 0.26 (sec) , antiderivative size = 219, normalized size of antiderivative = 3.53 \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=\left [\frac {\sqrt {2} a \sqrt {-\frac {1}{a}} \log \left (\frac {\sqrt {2} \sqrt {\frac {a \sin \left (x\right ) + a}{\sin \left (x\right )}} \sqrt {-\frac {1}{a}} \sin \left (x\right ) + \cos \left (x\right )}{\sin \left (x\right ) + 1}\right ) - \sqrt {-a} \log \left (\frac {2 \, a \cos \left (x\right )^{2} + 2 \, {\left (\cos \left (x\right )^{2} + {\left (\cos \left (x\right ) + 1\right )} \sin \left (x\right ) - 1\right )} \sqrt {-a} \sqrt {\frac {a \sin \left (x\right ) + a}{\sin \left (x\right )}} + a \cos \left (x\right ) - {\left (2 \, a \cos \left (x\right ) + a\right )} \sin \left (x\right ) - a}{\cos \left (x\right ) + \sin \left (x\right ) + 1}\right )}{a}, -\frac {2 \, {\left (\sqrt {2} \sqrt {a} \arctan \left (\frac {\sqrt {2} \sqrt {\frac {a \sin \left (x\right ) + a}{\sin \left (x\right )}} \sin \left (x\right )}{\sqrt {a} {\left (\cos \left (x\right ) + \sin \left (x\right ) + 1\right )}}\right ) - \sqrt {a} \arctan \left (-\frac {\sqrt {a} \sqrt {\frac {a \sin \left (x\right ) + a}{\sin \left (x\right )}} {\left (\cos \left (x\right ) - \sin \left (x\right ) + 1\right )}}{a \cos \left (x\right ) + a \sin \left (x\right ) + a}\right )\right )}}{a}\right ] \]
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\[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=\int \frac {1}{\sqrt {a \csc {\left (x \right )} + a}}\, dx \]
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Time = 0.33 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.34 \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=\frac {\sqrt {2} {\left (\sqrt {2} \arctan \left (\frac {1}{2} \, \sqrt {2} {\left (\sqrt {2} + 2 \, \sqrt {\frac {\sin \left (x\right )}{\cos \left (x\right ) + 1}}\right )}\right ) + \sqrt {2} \arctan \left (-\frac {1}{2} \, \sqrt {2} {\left (\sqrt {2} - 2 \, \sqrt {\frac {\sin \left (x\right )}{\cos \left (x\right ) + 1}}\right )}\right )\right )}}{\sqrt {a}} - \frac {2 \, \sqrt {2} \arctan \left (\sqrt {\frac {\sin \left (x\right )}{\cos \left (x\right ) + 1}}\right )}{\sqrt {a}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 205 vs. \(2 (47) = 94\).
Time = 0.43 (sec) , antiderivative size = 205, normalized size of antiderivative = 3.31 \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=-\frac {4 \, \sqrt {2} \sqrt {a} \arctan \left (\frac {\sqrt {a \tan \left (\frac {1}{2} \, x\right )}}{\sqrt {a}}\right ) - \frac {2 \, {\left (a \sqrt {{\left | a \right |}} + {\left | a \right |}^{\frac {3}{2}}\right )} \arctan \left (\frac {\sqrt {2} {\left (\sqrt {2} \sqrt {{\left | a \right |}} + 2 \, \sqrt {a \tan \left (\frac {1}{2} \, x\right )}\right )}}{2 \, \sqrt {{\left | a \right |}}}\right )}{a} - \frac {2 \, {\left (a \sqrt {{\left | a \right |}} + {\left | a \right |}^{\frac {3}{2}}\right )} \arctan \left (-\frac {\sqrt {2} {\left (\sqrt {2} \sqrt {{\left | a \right |}} - 2 \, \sqrt {a \tan \left (\frac {1}{2} \, x\right )}\right )}}{2 \, \sqrt {{\left | a \right |}}}\right )}{a} - \frac {{\left (a \sqrt {{\left | a \right |}} - {\left | a \right |}^{\frac {3}{2}}\right )} \log \left (a \tan \left (\frac {1}{2} \, x\right ) + \sqrt {2} \sqrt {a \tan \left (\frac {1}{2} \, x\right )} \sqrt {{\left | a \right |}} + {\left | a \right |}\right )}{a} + \frac {{\left (a \sqrt {{\left | a \right |}} - {\left | a \right |}^{\frac {3}{2}}\right )} \log \left (a \tan \left (\frac {1}{2} \, x\right ) - \sqrt {2} \sqrt {a \tan \left (\frac {1}{2} \, x\right )} \sqrt {{\left | a \right |}} + {\left | a \right |}\right )}{a}}{2 \, a} \]
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Timed out. \[ \int \frac {1}{\sqrt {a+a \csc (x)}} \, dx=\int \frac {1}{\sqrt {a+\frac {a}{\sin \left (x\right )}}} \,d x \]
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