Optimal. Leaf size=3 \[ \tan ^{-1}(\sin (x)) \]
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Rubi [A]
time = 0.01, antiderivative size = 3, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {3269, 209}
\begin {gather*} \tan ^{-1}(\sin (x)) \end {gather*}
Antiderivative was successfully verified.
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Rule 209
Rule 3269
Rubi steps
\begin {align*} \int \frac {\cos (x)}{1+\sin ^2(x)} \, dx &=\text {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 = 0.00, size = 3, normalized size = 1.00 \begin {gather*} \tan ^{-1}(\sin (x)) \end {gather*}
Antiderivative was successfully verified.
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Mathics [A]
time = 1.60, size = 3, normalized size = 1.00 \begin {gather*} \text {ArcTan}\left [\text {Sin}\left [x\right ]\right ] \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 4, normalized size = 1.33
method | result | size |
derivativedivides | \(\arctan \left (\sin \left (x \right )\right )\) | \(4\) |
default | \(\arctan \left (\sin \left (x \right )\right )\) | \(4\) |
risch | \(\frac {i \ln \left ({\mathrm e}^{2 i x}-2 \,{\mathrm e}^{i x}-1\right )}{2}-\frac {i \ln \left ({\mathrm e}^{2 i x}+2 \,{\mathrm e}^{i x}-1\right )}{2}\) | \(38\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.35, size = 3, normalized size = 1.00 \begin {gather*} \arctan \left (\sin \left (x\right )\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 3, normalized size = 1.00 \begin {gather*} \arctan \left (\sin \left (x\right )\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.09, size = 3, normalized size = 1.00 \begin {gather*} \operatorname {atan}{\left (\sin {\left (x \right )} \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.00, size = 3, normalized size = 1.00 \begin {gather*} \arctan \left (\sin x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.07, size = 3, normalized size = 1.00 \begin {gather*} \mathrm {atan}\left (\sin \left (x\right )\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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