Integrand size = 6, antiderivative size = 43 \[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=-\frac {1-x}{\sqrt {-1+\frac {1}{\sqrt {x}}} \sqrt {1+\frac {1}{\sqrt {x}}} \sqrt {x}}+x \text {sech}^{-1}\left (\sqrt {x}\right ) \]
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Time = 0.01 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {6478, 12, 32} \[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=x \text {sech}^{-1}\left (\sqrt {x}\right )-\frac {1-x}{\sqrt {\frac {1}{\sqrt {x}}-1} \sqrt {\frac {1}{\sqrt {x}}+1} \sqrt {x}} \]
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Rule 12
Rule 32
Rule 6478
Rubi steps \begin{align*} \text {integral}& = x \text {sech}^{-1}\left (\sqrt {x}\right )+\frac {\sqrt {1-x} \int \frac {1}{2 \sqrt {1-x}} \, dx}{\sqrt {-1+\frac {1}{\sqrt {x}}} \sqrt {1+\frac {1}{\sqrt {x}}} \sqrt {x}} \\ & = x \text {sech}^{-1}\left (\sqrt {x}\right )+\frac {\sqrt {1-x} \int \frac {1}{\sqrt {1-x}} \, dx}{2 \sqrt {-1+\frac {1}{\sqrt {x}}} \sqrt {1+\frac {1}{\sqrt {x}}} \sqrt {x}} \\ & = -\frac {1-x}{\sqrt {-1+\frac {1}{\sqrt {x}}} \sqrt {1+\frac {1}{\sqrt {x}}} \sqrt {x}}+x \text {sech}^{-1}\left (\sqrt {x}\right ) \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(118\) vs. \(2(43)=86\).
Time = 0.13 (sec) , antiderivative size = 118, normalized size of antiderivative = 2.74 \[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=-\frac {2 \left (-1+\sqrt {1-\sqrt {x}}\right )^2 \left (-1+\sqrt {1+\sqrt {x}}\right )^2 \sqrt {\frac {1-\sqrt {x}}{1+\sqrt {x}}} \sqrt {1+\sqrt {x}}}{\left (-2+\sqrt {1-\sqrt {x}}+\sqrt {1+\sqrt {x}}\right )^2 \sqrt {1-\sqrt {x}}}+x \text {sech}^{-1}\left (\sqrt {x}\right ) \]
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Time = 0.23 (sec) , antiderivative size = 36, normalized size of antiderivative = 0.84
method | result | size |
derivativedivides | \(x \,\operatorname {arcsech}\left (\sqrt {x}\right )-\sqrt {-\frac {\sqrt {x}-1}{\sqrt {x}}}\, \sqrt {x}\, \sqrt {\frac {\sqrt {x}+1}{\sqrt {x}}}\) | \(36\) |
default | \(x \,\operatorname {arcsech}\left (\sqrt {x}\right )-\sqrt {-\frac {\sqrt {x}-1}{\sqrt {x}}}\, \sqrt {x}\, \sqrt {\frac {\sqrt {x}+1}{\sqrt {x}}}\) | \(36\) |
parts | \(x \,\operatorname {arcsech}\left (\sqrt {x}\right )-\sqrt {-\frac {\sqrt {x}-1}{\sqrt {x}}}\, \sqrt {x}\, \sqrt {\frac {\sqrt {x}+1}{\sqrt {x}}}\) | \(36\) |
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none
Time = 0.25 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.91 \[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=x \log \left (\frac {x \sqrt {-\frac {x - 1}{x}} + \sqrt {x}}{x}\right ) - \sqrt {x} \sqrt {-\frac {x - 1}{x}} \]
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\[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=\int \operatorname {asech}{\left (\sqrt {x} \right )}\, dx \]
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none
Time = 0.20 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.44 \[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=x \operatorname {arsech}\left (\sqrt {x}\right ) - \sqrt {x} \sqrt {\frac {1}{x} - 1} \]
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\[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=\int { \operatorname {arsech}\left (\sqrt {x}\right ) \,d x } \]
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Timed out. \[ \int \text {sech}^{-1}\left (\sqrt {x}\right ) \, dx=\int \mathrm {acosh}\left (\frac {1}{\sqrt {x}}\right ) \,d x \]
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