Optimal. Leaf size=21 \[ -\frac {\left (a+c x^4\right )^{3/2}}{6 a x^6} \]
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Rubi [A]
time = 0.00, antiderivative size = 21, 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 = {270}
\begin {gather*} -\frac {\left (a+c x^4\right )^{3/2}}{6 a x^6} \end {gather*}
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin {align*} \int \frac {\sqrt {a+c x^4}}{x^7} \, dx &=-\frac {\left (a+c x^4\right )^{3/2}}{6 a x^6}\\ \end {align*}
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Mathematica [A]
time = 0.11, size = 21, normalized size = 1.00 \begin {gather*} -\frac {\left (a+c x^4\right )^{3/2}}{6 a x^6} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.15, size = 18, normalized size = 0.86
method | result | size |
gosper | \(-\frac {\left (x^{4} c +a \right )^{\frac {3}{2}}}{6 x^{6} a}\) | \(18\) |
default | \(-\frac {\left (x^{4} c +a \right )^{\frac {3}{2}}}{6 x^{6} a}\) | \(18\) |
trager | \(-\frac {\left (x^{4} c +a \right )^{\frac {3}{2}}}{6 x^{6} a}\) | \(18\) |
risch | \(-\frac {\left (x^{4} c +a \right )^{\frac {3}{2}}}{6 x^{6} a}\) | \(18\) |
elliptic | \(-\frac {\left (x^{4} c +a \right )^{\frac {3}{2}}}{6 x^{6} a}\) | \(18\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 17, normalized size = 0.81 \begin {gather*} -\frac {{\left (c x^{4} + a\right )}^{\frac {3}{2}}}{6 \, a x^{6}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 17, normalized size = 0.81 \begin {gather*} -\frac {{\left (c x^{4} + a\right )}^{\frac {3}{2}}}{6 \, a x^{6}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 42 vs.
\(2 (17) = 34\).
time = 0.41, size = 42, normalized size = 2.00 \begin {gather*} - \frac {\sqrt {c} \sqrt {\frac {a}{c x^{4}} + 1}}{6 x^{4}} - \frac {c^{\frac {3}{2}} \sqrt {\frac {a}{c x^{4}} + 1}}{6 a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 63 vs.
\(2 (17) = 34\).
time = 0.52, size = 63, normalized size = 3.00 \begin {gather*} \frac {3 \, {\left (\sqrt {c} x^{2} - \sqrt {c x^{4} + a}\right )}^{4} c^{\frac {3}{2}} + a^{2} c^{\frac {3}{2}}}{3 \, {\left ({\left (\sqrt {c} x^{2} - \sqrt {c x^{4} + a}\right )}^{2} - a\right )}^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.22, size = 17, normalized size = 0.81 \begin {gather*} -\frac {{\left (c\,x^4+a\right )}^{3/2}}{6\,a\,x^6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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