Integrand size = 16, antiderivative size = 48 \[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\sqrt {\frac {2}{-3+\sqrt {33}}} \operatorname {EllipticF}\left (\arcsin \left (\sqrt {\frac {6}{3+\sqrt {33}}} x\right ),\frac {1}{4} \left (-7-\sqrt {33}\right )\right ) \]
[Out]
Time = 0.07 (sec) , antiderivative size = 48, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {1109, 430} \[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\sqrt {\frac {2}{\sqrt {33}-3}} \operatorname {EllipticF}\left (\arcsin \left (\sqrt {\frac {6}{3+\sqrt {33}}} x\right ),\frac {1}{4} \left (-7-\sqrt {33}\right )\right ) \]
[In]
[Out]
Rule 430
Rule 1109
Rubi steps \begin{align*} \text {integral}& = \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*}
Result contains complex when optimal does not.
Time = 10.05 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.10 \[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=-i \sqrt {\frac {2}{3+\sqrt {33}}} \operatorname {EllipticF}\left (i \text {arcsinh}\left (\sqrt {\frac {6}{-3+\sqrt {33}}} x\right ),\frac {1}{4} \left (-7+\sqrt {33}\right )\right ) \]
[In]
[Out]
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 = 0.36 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.67
method | result | size |
default | \(\frac {2 \sqrt {1-\left (-\frac {3}{4}+\frac {\sqrt {33}}{4}\right ) x^{2}}\, \sqrt {1-\left (-\frac {3}{4}-\frac {\sqrt {33}}{4}\right ) x^{2}}\, F\left (\frac {x \sqrt {-3+\sqrt {33}}}{2}, \frac {i \sqrt {6}}{4}+\frac {i \sqrt {22}}{4}\right )}{\sqrt {-3+\sqrt {33}}\, \sqrt {-3 x^{4}+3 x^{2}+2}}\) | \(80\) |
elliptic | \(\frac {2 \sqrt {1-\left (-\frac {3}{4}+\frac {\sqrt {33}}{4}\right ) x^{2}}\, \sqrt {1-\left (-\frac {3}{4}-\frac {\sqrt {33}}{4}\right ) x^{2}}\, F\left (\frac {x \sqrt {-3+\sqrt {33}}}{2}, \frac {i \sqrt {6}}{4}+\frac {i \sqrt {22}}{4}\right )}{\sqrt {-3+\sqrt {33}}\, \sqrt {-3 x^{4}+3 x^{2}+2}}\) | \(80\) |
[In]
[Out]
none
Time = 0.08 (sec) , antiderivative size = 41, normalized size of antiderivative = 0.85 \[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\frac {1}{24} \, {\left (\sqrt {33} \sqrt {2} + 3 \, \sqrt {2}\right )} \sqrt {\sqrt {33} - 3} F(\arcsin \left (\frac {1}{2} \, x \sqrt {\sqrt {33} - 3}\right )\,|\,-\frac {1}{4} \, \sqrt {33} - \frac {7}{4}) \]
[In]
[Out]
\[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\int \frac {1}{\sqrt {- 3 x^{4} + 3 x^{2} + 2}}\, dx \]
[In]
[Out]
\[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\int { \frac {1}{\sqrt {-3 \, x^{4} + 3 \, x^{2} + 2}} \,d x } \]
[In]
[Out]
\[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\int { \frac {1}{\sqrt {-3 \, x^{4} + 3 \, x^{2} + 2}} \,d x } \]
[In]
[Out]
Timed out. \[ \int \frac {1}{\sqrt {2+3 x^2-3 x^4}} \, dx=\int \frac {1}{\sqrt {-3\,x^4+3\,x^2+2}} \,d x \]
[In]
[Out]