Optimal. Leaf size=16 \[ -\frac {1}{b \sqrt [4]{a+b x^4}} \]
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Rubi [A]
time = 0.00, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {267}
\begin {gather*} -\frac {1}{b \sqrt [4]{a+b x^4}} \end {gather*}
Antiderivative was successfully verified.
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Rule 267
Rubi steps
\begin {align*} \int \frac {x^3}{\left (a+b x^4\right )^{5/4}} \, dx &=-\frac {1}{b \sqrt [4]{a+b x^4}}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 16, normalized size = 1.00 \begin {gather*} -\frac {1}{b \sqrt [4]{a+b x^4}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.15, size = 15, normalized size = 0.94
method | result | size |
gosper | \(-\frac {1}{b \left (b \,x^{4}+a \right )^{\frac {1}{4}}}\) | \(15\) |
derivativedivides | \(-\frac {1}{b \left (b \,x^{4}+a \right )^{\frac {1}{4}}}\) | \(15\) |
default | \(-\frac {1}{b \left (b \,x^{4}+a \right )^{\frac {1}{4}}}\) | \(15\) |
trager | \(-\frac {1}{b \left (b \,x^{4}+a \right )^{\frac {1}{4}}}\) | \(15\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 14, normalized size = 0.88 \begin {gather*} -\frac {1}{{\left (b x^{4} + a\right )}^{\frac {1}{4}} b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.38, size = 24, normalized size = 1.50 \begin {gather*} -\frac {{\left (b x^{4} + a\right )}^{\frac {3}{4}}}{b^{2} x^{4} + a b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.29, size = 24, normalized size = 1.50 \begin {gather*} \begin {cases} - \frac {1}{b \sqrt [4]{a + b x^{4}}} & \text {for}\: b \neq 0 \\\frac {x^{4}}{4 a^{\frac {5}{4}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.27, size = 14, normalized size = 0.88 \begin {gather*} -\frac {1}{{\left (b x^{4} + a\right )}^{\frac {1}{4}} b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.10, size = 14, normalized size = 0.88 \begin {gather*} -\frac {1}{b\,{\left (b\,x^4+a\right )}^{1/4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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