Optimal. Leaf size=23 \[ \frac{1}{\sqrt{x}}+\tan ^{-1}\left (\sqrt{x}\right )-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x} \]
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Rubi [A] time = 0.0109688, antiderivative size = 23, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.4, Rules used = {5034, 51, 63, 203} \[ \frac{1}{\sqrt{x}}+\tan ^{-1}\left (\sqrt{x}\right )-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x} \]
Antiderivative was successfully verified.
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Rule 5034
Rule 51
Rule 63
Rule 203
Rubi steps
\begin{align*} \int \frac{\cot ^{-1}\left (\sqrt{x}\right )}{x^2} \, dx &=-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x}-\frac{1}{2} \int \frac{1}{x^{3/2} (1+x)} \, dx\\ &=\frac{1}{\sqrt{x}}-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x}+\frac{1}{2} \int \frac{1}{\sqrt{x} (1+x)} \, dx\\ &=\frac{1}{\sqrt{x}}-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x}+\operatorname{Subst}\left (\int \frac{1}{1+x^2} \, dx,x,\sqrt{x}\right )\\ &=\frac{1}{\sqrt{x}}-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x}+\tan ^{-1}\left (\sqrt{x}\right )\\ \end{align*}
Mathematica [C] time = 0.0087166, size = 29, normalized size = 1.26 \[ \frac{\, _2F_1\left (-\frac{1}{2},1;\frac{1}{2};-x\right )}{\sqrt{x}}-\frac{\cot ^{-1}\left (\sqrt{x}\right )}{x} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.024, size = 18, normalized size = 0.8 \begin{align*} -{\frac{1}{x}{\rm arccot} \left (\sqrt{x}\right )}+\arctan \left ( \sqrt{x} \right ) +{\frac{1}{\sqrt{x}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.46619, size = 23, normalized size = 1. \begin{align*} -\frac{\operatorname{arccot}\left (\sqrt{x}\right )}{x} + \frac{1}{\sqrt{x}} + \arctan \left (\sqrt{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.26882, size = 54, normalized size = 2.35 \begin{align*} -\frac{{\left (x + 1\right )} \operatorname{arccot}\left (\sqrt{x}\right ) - \sqrt{x}}{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 3.07875, size = 92, normalized size = 4. \begin{align*} - \frac{x^{\frac{5}{2}} \operatorname{acot}{\left (\sqrt{x} \right )}}{x^{\frac{5}{2}} + x^{\frac{3}{2}}} - \frac{2 x^{\frac{3}{2}} \operatorname{acot}{\left (\sqrt{x} \right )}}{x^{\frac{5}{2}} + x^{\frac{3}{2}}} - \frac{\sqrt{x} \operatorname{acot}{\left (\sqrt{x} \right )}}{x^{\frac{5}{2}} + x^{\frac{3}{2}}} + \frac{x^{2}}{x^{\frac{5}{2}} + x^{\frac{3}{2}}} + \frac{x}{x^{\frac{5}{2}} + x^{\frac{3}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.10118, size = 26, normalized size = 1.13 \begin{align*} -\frac{\arctan \left (\frac{1}{\sqrt{x}}\right )}{x} + \frac{1}{\sqrt{x}} - \arctan \left (\frac{1}{\sqrt{x}}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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