Optimal. Leaf size=46 \[ \sqrt {\frac {2}{3+\sqrt {33}}} F\left (\sin ^{-1}\left (\sqrt {\frac {6}{-3+\sqrt {33}}} x\right )|\frac {1}{4} \left (-7+\sqrt {33}\right )\right ) \]
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Rubi [A]
time = 0.06, antiderivative size = 46, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {1109, 430}
\begin {gather*} \sqrt {\frac {2}{3+\sqrt {33}}} F\left (\text {ArcSin}\left (\sqrt {\frac {6}{-3+\sqrt {33}}} x\right )|\frac {1}{4} \left (-7+\sqrt {33}\right )\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 430
Rule 1109
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {2-3 x^2-3 x^4}} \, dx &=\left (2 \sqrt {3}\right ) \int \frac {1}{\sqrt {-3+\sqrt {33}-6 x^2} \sqrt {3+\sqrt {33}+6 x^2}} \, dx\\ &=\sqrt {\frac {2}{3+\sqrt {33}}} F\left (\sin ^{-1}\left (\sqrt {\frac {6}{-3+\sqrt {33}}} x\right )|\frac {1}{4} \left (-7+\sqrt {33}\right )\right )\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 10.05, size = 55, normalized size = 1.20 \begin {gather*} -i \sqrt {\frac {2}{-3+\sqrt {33}}} F\left (i \sinh ^{-1}\left (\sqrt {\frac {6}{3+\sqrt {33}}} x\right )|-\frac {7}{4}-\frac {\sqrt {33}}{4}\right ) \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [B] Both result and optimal contain complex but leaf count of result is larger than twice
the leaf count of optimal. 79 vs. \(2 (37 ) = 74\).
time = 0.07, size = 80, normalized size = 1.74
method | result | size |
default | \(\frac {2 \sqrt {1-\left (\frac {\sqrt {33}}{4}+\frac {3}{4}\right ) x^{2}}\, \sqrt {1-\left (\frac {3}{4}-\frac {\sqrt {33}}{4}\right ) x^{2}}\, \EllipticF \left (\frac {x \sqrt {3+\sqrt {33}}}{2}, \frac {i \sqrt {22}}{4}-\frac {i \sqrt {6}}{4}\right )}{\sqrt {3+\sqrt {33}}\, \sqrt {-3 x^{4}-3 x^{2}+2}}\) | \(80\) |
elliptic | \(\frac {2 \sqrt {1-\left (\frac {\sqrt {33}}{4}+\frac {3}{4}\right ) x^{2}}\, \sqrt {1-\left (\frac {3}{4}-\frac {\sqrt {33}}{4}\right ) x^{2}}\, \EllipticF \left (\frac {x \sqrt {3+\sqrt {33}}}{2}, \frac {i \sqrt {22}}{4}-\frac {i \sqrt {6}}{4}\right )}{\sqrt {3+\sqrt {33}}\, \sqrt {-3 x^{4}-3 x^{2}+2}}\) | \(80\) |
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 [A]
time = 0.07, size = 40, normalized size = 0.87 \begin {gather*} \frac {1}{24} \, {\left (\sqrt {33} \sqrt {2} - 3 \, \sqrt {2}\right )} \sqrt {\sqrt {33} + 3} {\rm ellipticF}\left (\frac {1}{2} \, x \sqrt {\sqrt {33} + 3}, \frac {1}{4} \, \sqrt {33} - \frac {7}{4}\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}{\sqrt {- 3 x^{4} - 3 x^{2} + 2}}\, 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 [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int \frac {1}{\sqrt {-3\,x^4-3\,x^2+2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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