Optimal. Leaf size=66 \[ \frac{1}{2} \left (\sqrt{x}+3 \sqrt{x+1}\right ) \sqrt{\sqrt{x} \sqrt{x+1}-x}-\frac{3 \sin ^{-1}\left (\sqrt{x}-\sqrt{x+1}\right )}{2 \sqrt{2}} \]
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Rubi [F] time = 0.138587, antiderivative size = 0, normalized size of antiderivative = 0., number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ \int \frac{\sqrt{-x+\sqrt{x} \sqrt{1+x}}}{\sqrt{1+x}} \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin{align*} \int \frac{\sqrt{-x+\sqrt{x} \sqrt{1+x}}}{\sqrt{1+x}} \, dx &=2 \operatorname{Subst}\left (\int \sqrt{1-x^2+x \sqrt{-1+x^2}} \, dx,x,\sqrt{1+x}\right )\\ \end{align*}
Mathematica [B] time = 0.522494, size = 180, normalized size = 2.73 \[ -\frac{(x+1) \left (2 x-2 \sqrt{x+1} \sqrt{x}+1\right )^2 \left (2 \sqrt{\sqrt{x} \sqrt{x+1}-x} \left (-2 x+2 \sqrt{x+1} \sqrt{x}-3\right )+3 \sqrt{-4 x+4 \sqrt{x+1} \sqrt{x}-2} \log \left (2 \sqrt{\sqrt{x} \sqrt{x+1}-x}+\sqrt{-4 x+4 \sqrt{x+1} \sqrt{x}-2}\right )\right )}{4 \left (\sqrt{x+1}-\sqrt{x}\right )^3 \left (x-\sqrt{x+1} \sqrt{x}+1\right )^2} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.019, size = 0, normalized size = 0. \begin{align*} \int{\sqrt{-x+\sqrt{x}\sqrt{1+x}}{\frac{1}{\sqrt{1+x}}}}\, dx \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{\sqrt{\sqrt{x + 1} \sqrt{x} - x}}{\sqrt{x + 1}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{\sqrt{x} \sqrt{x + 1} - x}}{\sqrt{x + 1}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{\sqrt{x + 1} \sqrt{x} - x}}{\sqrt{x + 1}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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