Optimal. Leaf size=38 \[ -\frac {2 E\left (\left .\frac {1}{2} (a+b x)\right |2\right )}{b}+\frac {2 \sin (a+b x)}{b \sqrt {\cos (a+b x)}} \]
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Rubi [A]
time = 0.01, antiderivative size = 38, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {2716, 2719}
\begin {gather*} \frac {2 \sin (a+b x)}{b \sqrt {\cos (a+b x)}}-\frac {2 E\left (\left .\frac {1}{2} (a+b x)\right |2\right )}{b} \end {gather*}
Antiderivative was successfully verified.
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Rule 2716
Rule 2719
Rubi steps
\begin {align*} \int \frac {1}{\cos ^{\frac {3}{2}}(a+b x)} \, dx &=\frac {2 \sin (a+b x)}{b \sqrt {\cos (a+b x)}}-\int \sqrt {\cos (a+b x)} \, dx\\ &=-\frac {2 E\left (\left .\frac {1}{2} (a+b x)\right |2\right )}{b}+\frac {2 \sin (a+b x)}{b \sqrt {\cos (a+b x)}}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 38, normalized size = 1.00 \begin {gather*} -\frac {2 E\left (\left .\frac {1}{2} (a+b x)\right |2\right )}{b}+\frac {2 \sin (a+b x)}{b \sqrt {\cos (a+b x)}} \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(181\) vs.
\(2(62)=124\).
time = 0.00, size = 182, normalized size = 4.79
method | result | size |
default | \(-\frac {2 \left (-2 \cos \left (\frac {b x}{2}+\frac {a}{2}\right ) \sqrt {-2 \left (\sin ^{4}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )+\sin ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )}\, \left (\sin ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )+\sqrt {\frac {1}{2}-\frac {\cos \left (b x +a \right )}{2}}\, \sqrt {2 \left (\sin ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )-1}\, \sqrt {-2 \left (\sin ^{4}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )+\sin ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )}\, \EllipticE \left (\cos \left (\frac {b x}{2}+\frac {a}{2}\right ), \sqrt {2}\right )\right )}{\sqrt {-2 \left (\sin ^{4}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )+\sin ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )}\, \sin \left (\frac {b x}{2}+\frac {a}{2}\right ) \sqrt {2 \left (\cos ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )-1}\, b}\) | \(182\) |
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 = 0.12, size = 93, normalized size = 2.45 \begin {gather*} \frac {-i \, \sqrt {2} \cos \left (b x + a\right ) {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, \cos \left (b x + a\right ) + i \, \sin \left (b x + a\right )\right )\right ) + i \, \sqrt {2} \cos \left (b x + a\right ) {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, \cos \left (b x + a\right ) - i \, \sin \left (b x + a\right )\right )\right ) + 2 \, \sqrt {\cos \left (b x + a\right )} \sin \left (b x + a\right )}{b \cos \left (b x + a\right )} \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}{\cos ^{\frac {3}{2}}{\left (a + 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 = 0.44, size = 42, normalized size = 1.11 \begin {gather*} \frac {2\,\sin \left (a+b\,x\right )\,{{}}_2{\mathrm {F}}_1\left (-\frac {1}{4},\frac {1}{2};\ \frac {3}{4};\ {\cos \left (a+b\,x\right )}^2\right )}{b\,\sqrt {\cos \left (a+b\,x\right )}\,\sqrt {{\sin \left (a+b\,x\right )}^2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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