Integrand size = 13, antiderivative size = 67 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=-\frac {1}{6} \sqrt {3-\frac {1}{\sqrt {x}}} \sqrt {x}+\sqrt {3-\frac {1}{\sqrt {x}}} x-\frac {\text {arctanh}\left (\frac {\sqrt {3-\frac {1}{\sqrt {x}}}}{\sqrt {3}}\right )}{6 \sqrt {3}} \]
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Time = 0.02 (sec) , antiderivative size = 67, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.385, Rules used = {196, 43, 44, 65, 212} \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=-\frac {\text {arctanh}\left (\frac {\sqrt {3-\frac {1}{\sqrt {x}}}}{\sqrt {3}}\right )}{6 \sqrt {3}}+\sqrt {3-\frac {1}{\sqrt {x}}} x-\frac {1}{6} \sqrt {3-\frac {1}{\sqrt {x}}} \sqrt {x} \]
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Rule 43
Rule 44
Rule 65
Rule 196
Rule 212
Rubi steps \begin{align*} \text {integral}& = -\left (2 \text {Subst}\left (\int \frac {\sqrt {3-x}}{x^3} \, dx,x,\frac {1}{\sqrt {x}}\right )\right ) \\ & = \sqrt {3-\frac {1}{\sqrt {x}}} x+\frac {1}{2} \text {Subst}\left (\int \frac {1}{\sqrt {3-x} x^2} \, dx,x,\frac {1}{\sqrt {x}}\right ) \\ & = -\frac {1}{6} \sqrt {3-\frac {1}{\sqrt {x}}} \sqrt {x}+\sqrt {3-\frac {1}{\sqrt {x}}} x+\frac {1}{12} \text {Subst}\left (\int \frac {1}{\sqrt {3-x} x} \, dx,x,\frac {1}{\sqrt {x}}\right ) \\ & = -\frac {1}{6} \sqrt {3-\frac {1}{\sqrt {x}}} \sqrt {x}+\sqrt {3-\frac {1}{\sqrt {x}}} x-\frac {1}{6} \text {Subst}\left (\int \frac {1}{3-x^2} \, dx,x,\sqrt {3-\frac {1}{\sqrt {x}}}\right ) \\ & = -\frac {1}{6} \sqrt {3-\frac {1}{\sqrt {x}}} \sqrt {x}+\sqrt {3-\frac {1}{\sqrt {x}}} x-\frac {\tanh ^{-1}\left (\frac {\sqrt {3-\frac {1}{\sqrt {x}}}}{\sqrt {3}}\right )}{6 \sqrt {3}} \\ \end{align*}
Time = 0.14 (sec) , antiderivative size = 52, normalized size of antiderivative = 0.78 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=\frac {1}{18} \left (-3 \sqrt {3-\frac {1}{\sqrt {x}}} \left (\sqrt {x}-6 x\right )-\sqrt {3} \text {arctanh}\left (\sqrt {1-\frac {1}{3 \sqrt {x}}}\right )\right ) \]
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Result contains higher order function than in optimal. Order 9 vs. order 3.
Time = 3.84 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.12
method | result | size |
meijerg | \(-\frac {i \sqrt {3}\, \sqrt {\operatorname {signum}\left (3 \sqrt {x}-1\right )}\, \left (-\frac {i \sqrt {\pi }\, x^{\frac {1}{4}} \sqrt {3}\, \left (-18 \sqrt {x}+3\right ) \sqrt {-3 \sqrt {x}+1}}{6}+\frac {i \sqrt {\pi }\, \arcsin \left (\sqrt {3}\, x^{\frac {1}{4}}\right )}{2}\right )}{9 \sqrt {\pi }\, \sqrt {-\operatorname {signum}\left (3 \sqrt {x}-1\right )}}\) | \(75\) |
derivativedivides | \(-\frac {\sqrt {\frac {3 \sqrt {x}-1}{\sqrt {x}}}\, \sqrt {x}\, \left (\ln \left (-\frac {\sqrt {3}}{6}+\sqrt {3}\, \sqrt {x}+\sqrt {3 x -\sqrt {x}}\right ) \sqrt {3}-36 \sqrt {3 x -\sqrt {x}}\, \sqrt {x}+6 \sqrt {3 x -\sqrt {x}}\right )}{36 \sqrt {\left (3 \sqrt {x}-1\right ) \sqrt {x}}}\) | \(91\) |
default | \(-\frac {\sqrt {\frac {3 \sqrt {x}-1}{\sqrt {x}}}\, \sqrt {x}\, \left (\ln \left (-\frac {\sqrt {3}}{6}+\sqrt {3}\, \sqrt {x}+\sqrt {3 x -\sqrt {x}}\right ) \sqrt {3}-36 \sqrt {3 x -\sqrt {x}}\, \sqrt {x}+6 \sqrt {3 x -\sqrt {x}}\right )}{36 \sqrt {\left (3 \sqrt {x}-1\right ) \sqrt {x}}}\) | \(91\) |
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Time = 0.28 (sec) , antiderivative size = 63, normalized size of antiderivative = 0.94 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=\frac {1}{6} \, {\left (6 \, x - \sqrt {x}\right )} \sqrt {\frac {3 \, x - \sqrt {x}}{x}} + \frac {1}{36} \, \sqrt {3} \log \left (2 \, \sqrt {3} \sqrt {x} \sqrt {\frac {3 \, x - \sqrt {x}}{x}} - 6 \, \sqrt {x} + 1\right ) \]
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Result contains complex when optimal does not.
Time = 1.84 (sec) , antiderivative size = 165, normalized size of antiderivative = 2.46 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=\begin {cases} \frac {3 x^{\frac {5}{4}}}{\sqrt {3 \sqrt {x} - 1}} - \frac {3 x^{\frac {3}{4}}}{2 \sqrt {3 \sqrt {x} - 1}} + \frac {\sqrt [4]{x}}{6 \sqrt {3 \sqrt {x} - 1}} - \frac {\sqrt {3} \operatorname {acosh}{\left (\sqrt {3} \sqrt [4]{x} \right )}}{18} & \text {for}\: \left |{\sqrt {x}}\right | > \frac {1}{3} \\- \frac {3 i x^{\frac {5}{4}}}{\sqrt {1 - 3 \sqrt {x}}} + \frac {3 i x^{\frac {3}{4}}}{2 \sqrt {1 - 3 \sqrt {x}}} - \frac {i \sqrt [4]{x}}{6 \sqrt {1 - 3 \sqrt {x}}} + \frac {\sqrt {3} i \operatorname {asin}{\left (\sqrt {3} \sqrt [4]{x} \right )}}{18} & \text {otherwise} \end {cases} \]
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Time = 0.29 (sec) , antiderivative size = 78, normalized size of antiderivative = 1.16 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=\frac {1}{36} \, \sqrt {3} \log \left (-\frac {\sqrt {3} - \sqrt {-\frac {1}{\sqrt {x}} + 3}}{\sqrt {3} + \sqrt {-\frac {1}{\sqrt {x}} + 3}}\right ) + \frac {{\left (-\frac {1}{\sqrt {x}} + 3\right )}^{\frac {3}{2}} + 3 \, \sqrt {-\frac {1}{\sqrt {x}} + 3}}{6 \, {\left ({\left (\frac {1}{\sqrt {x}} - 3\right )}^{2} + \frac {6}{\sqrt {x}} - 9\right )}} \]
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Time = 0.48 (sec) , antiderivative size = 59, normalized size of antiderivative = 0.88 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=\frac {1}{36} \, {\left (6 \, \sqrt {3 \, x - \sqrt {x}} {\left (6 \, \sqrt {x} - 1\right )} + \sqrt {3} \log \left ({\left | -2 \, \sqrt {3} {\left (\sqrt {3} \sqrt {x} - \sqrt {3 \, x - \sqrt {x}}\right )} + 1 \right |}\right )\right )} \mathrm {sgn}\left (x\right ) \]
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Time = 6.05 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.46 \[ \int \sqrt {3-\frac {1}{\sqrt {x}}} \, dx=\frac {4\,x\,\sqrt {3-\frac {1}{\sqrt {x}}}\,{{}}_2{\mathrm {F}}_1\left (-\frac {1}{2},\frac {3}{2};\ \frac {5}{2};\ 3\,\sqrt {x}\right )}{3\,\sqrt {1-3\,\sqrt {x}}} \]
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