Optimal. Leaf size=3 \[ \tan ^{-1}(\sin (x)) \]
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Rubi [A] time = 0.03, antiderivative size = 3, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {4338, 203} \[ \tan ^{-1}(\sin (x)) \]
Antiderivative was successfully verified.
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Rule 203
Rule 4338
Rubi steps
\begin {align*} \int \frac {\cot (x) \csc (x)}{1+\csc ^2(x)} \, dx &=\operatorname {Subst}\left (\int \frac {1}{1+x^2} \, dx,x,\sin (x)\right )\\ &=\tan ^{-1}(\sin (x))\\ \end {align*}
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Mathematica [A] time = 0.01, size = 3, normalized size = 1.00 \[ \tan ^{-1}(\sin (x)) \]
Antiderivative was successfully verified.
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fricas [A] time = 0.71, size = 3, normalized size = 1.00 \[ \arctan \left (\sin \relax (x)\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.15, size = 3, normalized size = 1.00 \[ \arctan \left (\sin \relax (x)\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 6, normalized size = 2.00 \[ -\arctan \left (\csc \relax (x )\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.40, size = 3, normalized size = 1.00 \[ \arctan \left (\sin \relax (x)\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 3.22, size = 26, normalized size = 8.67 \[ \mathrm {atan}\left (\frac {{\mathrm {tan}\left (\frac {x}{2}\right )}^3}{2}+\frac {5\,\mathrm {tan}\left (\frac {x}{2}\right )}{2}\right )-\mathrm {atan}\left (\frac {\mathrm {tan}\left (\frac {x}{2}\right )}{2}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.19, size = 5, normalized size = 1.67 \[ - \operatorname {atan}{\left (\csc {\relax (x )} \right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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