Integrand size = 10, antiderivative size = 38 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=-\frac {\sqrt {-1+x}}{2 x}-\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x}-\frac {1}{2} \arctan \left (\sqrt {-1+x}\right ) \]
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Time = 0.01 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {5379, 12, 44, 65, 209} \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=-\frac {1}{2} \arctan \left (\sqrt {x-1}\right )-\frac {\sqrt {x-1}}{2 x}-\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x} \]
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Rule 12
Rule 44
Rule 65
Rule 209
Rule 5379
Rubi steps \begin{align*} \text {integral}& = -\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x}-\int \frac {1}{2 \sqrt {-1+x} x^2} \, dx \\ & = -\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x}-\frac {1}{2} \int \frac {1}{\sqrt {-1+x} x^2} \, dx \\ & = -\frac {\sqrt {-1+x}}{2 x}-\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x}-\frac {1}{4} \int \frac {1}{\sqrt {-1+x} x} \, dx \\ & = -\frac {\sqrt {-1+x}}{2 x}-\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x}-\frac {1}{2} \text {Subst}\left (\int \frac {1}{1+x^2} \, dx,x,\sqrt {-1+x}\right ) \\ & = -\frac {\sqrt {-1+x}}{2 x}-\frac {\csc ^{-1}\left (\sqrt {x}\right )}{x}-\frac {1}{2} \arctan \left (\sqrt {-1+x}\right ) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 32, normalized size of antiderivative = 0.84 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=-\frac {\sqrt {-1+x}+2 \csc ^{-1}\left (\sqrt {x}\right )-x \arcsin \left (\frac {1}{\sqrt {x}}\right )}{2 x} \]
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Time = 0.25 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.16
method | result | size |
parts | \(-\frac {\operatorname {arccsc}\left (\sqrt {x}\right )}{x}-\frac {\sqrt {\frac {x -1}{x}}\, \left (\arctan \left (\sqrt {x -1}\right ) x +\sqrt {x -1}\right )}{2 \sqrt {x}\, \sqrt {x -1}}\) | \(44\) |
derivativedivides | \(-\frac {\operatorname {arccsc}\left (\sqrt {x}\right )}{x}+\frac {\sqrt {x -1}\, \left (\arctan \left (\frac {1}{\sqrt {x -1}}\right ) x -\sqrt {x -1}\right )}{2 \sqrt {\frac {x -1}{x}}\, x^{\frac {3}{2}}}\) | \(46\) |
default | \(-\frac {\operatorname {arccsc}\left (\sqrt {x}\right )}{x}+\frac {\sqrt {x -1}\, \left (\arctan \left (\frac {1}{\sqrt {x -1}}\right ) x -\sqrt {x -1}\right )}{2 \sqrt {\frac {x -1}{x}}\, x^{\frac {3}{2}}}\) | \(46\) |
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none
Time = 0.27 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.55 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=\frac {{\left (x - 2\right )} \operatorname {arccsc}\left (\sqrt {x}\right ) - \sqrt {x - 1}}{2 \, x} \]
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Result contains complex when optimal does not.
Time = 12.86 (sec) , antiderivative size = 76, normalized size of antiderivative = 2.00 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=- \frac {\begin {cases} i \operatorname {acosh}{\left (\frac {1}{\sqrt {x}} \right )} - \frac {i}{\sqrt {x} \sqrt {-1 + \frac {1}{x}}} + \frac {i}{x^{\frac {3}{2}} \sqrt {-1 + \frac {1}{x}}} & \text {for}\: \frac {1}{\left |{x}\right |} > 1 \\- \operatorname {asin}{\left (\frac {1}{\sqrt {x}} \right )} + \frac {\sqrt {1 - \frac {1}{x}}}{\sqrt {x}} & \text {otherwise} \end {cases}}{2} - \frac {\operatorname {acsc}{\left (\sqrt {x} \right )}}{x} \]
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Time = 0.27 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.34 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=\frac {\sqrt {x} \sqrt {-\frac {1}{x} + 1}}{2 \, {\left (x {\left (\frac {1}{x} - 1\right )} - 1\right )}} - \frac {\operatorname {arccsc}\left (\sqrt {x}\right )}{x} - \frac {1}{2} \, \arctan \left (\sqrt {x} \sqrt {-\frac {1}{x} + 1}\right ) \]
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Time = 0.27 (sec) , antiderivative size = 32, normalized size of antiderivative = 0.84 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=-{\left (\frac {1}{x} - 1\right )} \arcsin \left (\frac {1}{\sqrt {x}}\right ) - \frac {\sqrt {-\frac {1}{x} + 1}}{2 \, \sqrt {x}} - \frac {1}{2} \, \arcsin \left (\frac {1}{\sqrt {x}}\right ) \]
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Time = 0.85 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.74 \[ \int \frac {\csc ^{-1}\left (\sqrt {x}\right )}{x^2} \, dx=-\frac {\sqrt {1-\frac {1}{x}}}{2\,\sqrt {x}}-\frac {\mathrm {asin}\left (\frac {1}{\sqrt {x}}\right )\,\left (\frac {2}{x}-1\right )}{2} \]
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