Optimal. Leaf size=19 \[ -\frac {2 F\left (\left .\frac {\pi }{4}-\frac {b x}{2}\right |2\right )}{b} \]
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Rubi [A]
time = 0.01, antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {2720}
\begin {gather*} -\frac {2 F\left (\left .\frac {\pi }{4}-\frac {b x}{2}\right |2\right )}{b} \end {gather*}
Antiderivative was successfully verified.
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Rule 2720
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {\sin (b x)}} \, dx &=-\frac {2 F\left (\left .\frac {\pi }{4}-\frac {b x}{2}\right |2\right )}{b}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 21, normalized size = 1.11 \begin {gather*} -\frac {2 F\left (\left .\frac {1}{2} \left (\frac {\pi }{2}-b x\right )\right |2\right )}{b} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.05, size = 57, normalized size = 3.00
method | result | size |
default | \(\frac {\sqrt {\sin \left (b x \right )+1}\, \sqrt {-2 \sin \left (b x \right )+2}\, \sqrt {-\sin \left (b x \right )}\, \EllipticF \left (\sqrt {\sin \left (b x \right )+1}, \frac {\sqrt {2}}{2}\right )}{\cos \left (b x \right ) \sqrt {\sin \left (b x \right )}\, b}\) | \(57\) |
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 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [C] Result contains higher order function than in optimal. Order 9 vs. order
4.
time = 0.10, size = 47, normalized size = 2.47 \begin {gather*} \frac {\sqrt {2} \sqrt {-i} {\rm weierstrassPInverse}\left (4, 0, \cos \left (b x\right ) + i \, \sin \left (b x\right )\right ) + \sqrt {2} \sqrt {i} {\rm weierstrassPInverse}\left (4, 0, \cos \left (b x\right ) - i \, \sin \left (b x\right )\right )}{b} \end {gather*}
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 \begin {gather*} \int \frac {1}{\sqrt {\sin {\left (b x \right )}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.39, size = 15, normalized size = 0.79 \begin {gather*} -\frac {2\,\mathrm {F}\left (\frac {\pi }{4}-\frac {b\,x}{2}\middle |2\right )}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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