Optimal. Leaf size=25 \[ \frac {1}{2} \sinh ^{-1}\left (x^2\right )-\frac {x^2}{2 \sqrt {x^4+1}} \]
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Rubi [A] time = 0.01, antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.231, Rules used = {275, 288, 215} \[ \frac {1}{2} \sinh ^{-1}\left (x^2\right )-\frac {x^2}{2 \sqrt {x^4+1}} \]
Antiderivative was successfully verified.
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Rule 215
Rule 275
Rule 288
Rubi steps
\begin {align*} \int \frac {x^5}{\left (1+x^4\right )^{3/2}} \, dx &=\frac {1}{2} \operatorname {Subst}\left (\int \frac {x^2}{\left (1+x^2\right )^{3/2}} \, dx,x,x^2\right )\\ &=-\frac {x^2}{2 \sqrt {1+x^4}}+\frac {1}{2} \operatorname {Subst}\left (\int \frac {1}{\sqrt {1+x^2}} \, dx,x,x^2\right )\\ &=-\frac {x^2}{2 \sqrt {1+x^4}}+\frac {1}{2} \sinh ^{-1}\left (x^2\right )\\ \end {align*}
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Mathematica [A] time = 0.02, size = 23, normalized size = 0.92 \[ \frac {1}{2} \left (\sinh ^{-1}\left (x^2\right )-\frac {x^2}{\sqrt {x^4+1}}\right ) \]
Antiderivative was successfully verified.
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fricas [B] time = 0.95, size = 45, normalized size = 1.80 \[ -\frac {x^{4} + \sqrt {x^{4} + 1} x^{2} + {\left (x^{4} + 1\right )} \log \left (-x^{2} + \sqrt {x^{4} + 1}\right ) + 1}{2 \, {\left (x^{4} + 1\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.18, size = 29, normalized size = 1.16 \[ -\frac {x^{2}}{2 \, \sqrt {x^{4} + 1}} - \frac {1}{2} \, \log \left (-x^{2} + \sqrt {x^{4} + 1}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 20, normalized size = 0.80 \[ -\frac {x^{2}}{2 \sqrt {x^{4}+1}}+\frac {\arcsinh \left (x^{2}\right )}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 1.30, size = 45, normalized size = 1.80 \[ -\frac {x^{2}}{2 \, \sqrt {x^{4} + 1}} + \frac {1}{4} \, \log \left (\frac {\sqrt {x^{4} + 1}}{x^{2}} + 1\right ) - \frac {1}{4} \, \log \left (\frac {\sqrt {x^{4} + 1}}{x^{2}} - 1\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.04 \[ \int \frac {x^5}{{\left (x^4+1\right )}^{3/2}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 2.30, size = 19, normalized size = 0.76 \[ - \frac {x^{2}}{2 \sqrt {x^{4} + 1}} + \frac {\operatorname {asinh}{\left (x^{2} \right )}}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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