Integrand size = 11, antiderivative size = 41 \[ \int \left (1-x^4\right )^{3/2} \, dx=\frac {2}{7} x \sqrt {1-x^4}+\frac {1}{7} x \left (1-x^4\right )^{3/2}+\frac {4}{7} \operatorname {EllipticF}(\arcsin (x),-1) \]
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Time = 0.00 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {201, 227} \[ \int \left (1-x^4\right )^{3/2} \, dx=\frac {4}{7} \operatorname {EllipticF}(\arcsin (x),-1)+\frac {1}{7} x \left (1-x^4\right )^{3/2}+\frac {2}{7} x \sqrt {1-x^4} \]
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Rule 201
Rule 227
Rubi steps \begin{align*} \text {integral}& = \frac {1}{7} x \left (1-x^4\right )^{3/2}+\frac {6}{7} \int \sqrt {1-x^4} \, dx \\ & = \frac {2}{7} x \sqrt {1-x^4}+\frac {1}{7} x \left (1-x^4\right )^{3/2}+\frac {4}{7} \int \frac {1}{\sqrt {1-x^4}} \, dx \\ & = \frac {2}{7} x \sqrt {1-x^4}+\frac {1}{7} x \left (1-x^4\right )^{3/2}+\frac {4}{7} F\left (\left .\sin ^{-1}(x)\right |-1\right ) \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 3.24 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.37 \[ \int \left (1-x^4\right )^{3/2} \, dx=x \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},\frac {1}{4},\frac {5}{4},x^4\right ) \]
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Result contains higher order function than in optimal. Order 5 vs. order 4.
Time = 4.17 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.29
method | result | size |
meijerg | \(x {}_{2}^{}{\moversetsp {}{\mundersetsp {}{F_{1}^{}}}}\left (-\frac {3}{2},\frac {1}{4};\frac {5}{4};x^{4}\right )\) | \(12\) |
risch | \(\frac {x \left (x^{4}-3\right ) \left (x^{4}-1\right )}{7 \sqrt {-x^{4}+1}}+\frac {4 \sqrt {-x^{2}+1}\, \sqrt {x^{2}+1}\, F\left (x , i\right )}{7 \sqrt {-x^{4}+1}}\) | \(55\) |
default | \(-\frac {x^{5} \sqrt {-x^{4}+1}}{7}+\frac {3 x \sqrt {-x^{4}+1}}{7}+\frac {4 \sqrt {-x^{2}+1}\, \sqrt {x^{2}+1}\, F\left (x , i\right )}{7 \sqrt {-x^{4}+1}}\) | \(59\) |
elliptic | \(-\frac {x^{5} \sqrt {-x^{4}+1}}{7}+\frac {3 x \sqrt {-x^{4}+1}}{7}+\frac {4 \sqrt {-x^{2}+1}\, \sqrt {x^{2}+1}\, F\left (x , i\right )}{7 \sqrt {-x^{4}+1}}\) | \(59\) |
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Time = 0.08 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.66 \[ \int \left (1-x^4\right )^{3/2} \, dx=-\frac {1}{7} \, {\left (x^{5} - 3 \, x\right )} \sqrt {-x^{4} + 1} + \frac {4}{7} i \, F(\arcsin \left (\frac {1}{x}\right )\,|\,-1) \]
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Time = 0.44 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.76 \[ \int \left (1-x^4\right )^{3/2} \, dx=\frac {x \Gamma \left (\frac {1}{4}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {3}{2}, \frac {1}{4} \\ \frac {5}{4} \end {matrix}\middle | {x^{4} e^{2 i \pi }} \right )}}{4 \Gamma \left (\frac {5}{4}\right )} \]
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\[ \int \left (1-x^4\right )^{3/2} \, dx=\int { {\left (-x^{4} + 1\right )}^{\frac {3}{2}} \,d x } \]
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\[ \int \left (1-x^4\right )^{3/2} \, dx=\int { {\left (-x^{4} + 1\right )}^{\frac {3}{2}} \,d x } \]
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Time = 5.44 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.24 \[ \int \left (1-x^4\right )^{3/2} \, dx=x\,{{}}_2{\mathrm {F}}_1\left (-\frac {3}{2},\frac {1}{4};\ \frac {5}{4};\ x^4\right ) \]
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