Optimal. Leaf size=3 \[ \tan ^{-1}\left (\sin ^{-1}(x)\right ) \]
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Rubi [A] time = 0.0469675, antiderivative size = 3, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.1, Rules used = {6696, 203} \[ \tan ^{-1}\left (\sin ^{-1}(x)\right ) \]
Antiderivative was successfully verified.
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Rule 6696
Rule 203
Rubi steps
\begin{align*} \int \frac{1}{\sqrt{1-x^2} \left (1+\sin ^{-1}(x)^2\right )} \, dx &=\operatorname{Subst}\left (\int \frac{1}{1+x^2} \, dx,x,\sin ^{-1}(x)\right )\\ &=\tan ^{-1}\left (\sin ^{-1}(x)\right )\\ \end{align*}
Mathematica [A] time = 0.05518, size = 3, normalized size = 1. \[ \tan ^{-1}\left (\sin ^{-1}(x)\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 4, normalized size = 1.3 \begin{align*} \arctan \left ( \arcsin \left ( x \right ) \right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\sqrt{-x^{2} + 1}{\left (\arcsin \left (x\right )^{2} + 1\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.15427, size = 26, normalized size = 8.67 \begin{align*} \arctan \left (\arcsin \left (x\right )\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.41762, size = 3, normalized size = 1. \begin{align*} \operatorname{atan}{\left (\operatorname{asin}{\left (x \right )} \right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.06363, size = 4, normalized size = 1.33 \begin{align*} \arctan \left (\arcsin \left (x\right )\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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