Optimal. Leaf size=16 \[ -\frac {\cos (2 x)}{\sqrt {\sin (2 x)+1}} \]
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Rubi [A] time = 0.01, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {2646} \[ -\frac {\cos (2 x)}{\sqrt {\sin (2 x)+1}} \]
Antiderivative was successfully verified.
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Rule 2646
Rubi steps
\begin {align*} \int \sqrt {1+\sin (2 x)} \, dx &=-\frac {\cos (2 x)}{\sqrt {1+\sin (2 x)}}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 25, normalized size = 1.56 \[ \frac {\sqrt {\sin (2 x)+1} (\sin (x)-\cos (x))}{\sin (x)+\cos (x)} \]
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \sqrt {1+\sin (2 x)} \, dx \]
Verification is Not applicable to the result.
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fricas [B] time = 0.93, size = 34, normalized size = 2.12 \[ -\frac {{\left (\cos \left (2 \, x\right ) - \sin \left (2 \, x\right ) + 1\right )} \sqrt {\sin \left (2 \, x\right ) + 1}}{\cos \left (2 \, x\right ) + \sin \left (2 \, x\right ) + 1} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.61, size = 17, normalized size = 1.06 \[ \sqrt {2} \mathrm {sgn}\left (\cos \left (-\frac {1}{4} \, \pi + x\right )\right ) \sin \left (-\frac {1}{4} \, \pi + x\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.16, size = 22, normalized size = 1.38
method | result | size |
default | \(\frac {\left (\sin \left (2 x \right )-1\right ) \sqrt {1+\sin \left (2 x \right )}}{\cos \left (2 x \right )}\) | \(22\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \sqrt {\sin \left (2 \, x\right ) + 1}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.23, size = 21, normalized size = 1.31 \[ \frac {\left (\sin \left (2\,x\right )-1\right )\,\sqrt {\sin \left (2\,x\right )+1}}{\cos \left (2\,x\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \sqrt {\sin {\left (2 x \right )} + 1}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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