Optimal. Leaf size=4 \[ x+\sin (x) \]
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Rubi [A] time = 0.0697868, antiderivative size = 4, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 12, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {4392, 2682, 8} \[ x+\sin (x) \]
Antiderivative was successfully verified.
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Rule 4392
Rule 2682
Rule 8
Rubi steps
\begin{align*} \int \frac{\sin (x)}{-\cot (x)+\csc (x)} \, dx &=\int \frac{\sin ^2(x)}{1-\cos (x)} \, dx\\ &=\sin (x)+\int 1 \, dx\\ &=x+\sin (x)\\ \end{align*}
Mathematica [B] time = 0.006656, size = 14, normalized size = 3.5 \[ 2 \left (\frac{x}{2}+\frac{\sin (x)}{2}\right ) \]
Antiderivative was successfully verified.
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Maple [B] time = 0.079, size = 19, normalized size = 4.8 \begin{align*} 2\,{\frac{\tan \left ( x/2 \right ) }{ \left ( \tan \left ( x/2 \right ) \right ) ^{2}+1}}+x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.53232, size = 51, normalized size = 12.75 \begin{align*} \frac{2 \, \sin \left (x\right )}{{\left (\frac{\sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} + 1\right )}{\left (\cos \left (x\right ) + 1\right )}} + 2 \, \arctan \left (\frac{\sin \left (x\right )}{\cos \left (x\right ) + 1}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 0.469711, size = 16, normalized size = 4. \begin{align*} x + \sin \left (x\right ) \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{\sin{\left (x \right )}}{\cot{\left (x \right )} - \csc{\left (x \right )}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.12148, size = 24, normalized size = 6. \begin{align*} x + \frac{2 \, \tan \left (\frac{1}{2} \, x\right )}{\tan \left (\frac{1}{2} \, x\right )^{2} + 1} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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