Optimal. Leaf size=22 \[ \frac {1}{7} x^7 \, _2F_1\left (\frac {1}{2},\frac {7}{8};\frac {15}{8};-x^8\right ) \]
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Rubi [A] time = 0.00, antiderivative size = 22, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {364} \[ \frac {1}{7} x^7 \, _2F_1\left (\frac {1}{2},\frac {7}{8};\frac {15}{8};-x^8\right ) \]
Antiderivative was successfully verified.
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Rule 364
Rubi steps
\begin {align*} \int \frac {x^6}{\sqrt {1+x^8}} \, dx &=\frac {1}{7} x^7 \, _2F_1\left (\frac {1}{2},\frac {7}{8};\frac {15}{8};-x^8\right )\\ \end {align*}
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Mathematica [A] time = 0.00, size = 22, normalized size = 1.00 \[ \frac {1}{7} x^7 \, _2F_1\left (\frac {1}{2},\frac {7}{8};\frac {15}{8};-x^8\right ) \]
Antiderivative was successfully verified.
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fricas [F] time = 1.05, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {x^{6}}{\sqrt {x^{8} + 1}}, x\right ) \]
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 \[ \int \frac {x^{6}}{\sqrt {x^{8} + 1}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.15, size = 17, normalized size = 0.77 \[ \frac {x^{7} \hypergeom \left (\left [\frac {1}{2}, \frac {7}{8}\right ], \left [\frac {15}{8}\right ], -x^{8}\right )}{7} \]
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 \[ \int \frac {x^{6}}{\sqrt {x^{8} + 1}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.05 \[ \int \frac {x^6}{\sqrt {x^8+1}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [C] time = 0.86, size = 29, normalized size = 1.32 \[ \frac {x^{7} \Gamma \left (\frac {7}{8}\right ) {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{2}, \frac {7}{8} \\ \frac {15}{8} \end {matrix}\middle | {x^{8} e^{i \pi }} \right )}}{8 \Gamma \left (\frac {15}{8}\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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