Optimal. Leaf size=34 \[ \frac {-\frac {a^2}{3 b^3}-\frac {a x}{b^2}-\frac {x^2}{b}}{(a+b x)^3} \]
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Rubi [A]
time = 0.00, antiderivative size = 17, normalized size of antiderivative = 0.50, number of steps
used = 1, number of rules used = 1, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {37}
\begin {gather*} \frac {x^3}{3 a (a+b x)^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 37
Rubi steps
\begin {gather*} \begin {aligned} \text {Integral} &=\frac {x^3}{3 a (a+b x)^3}\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 0.01, size = 31, normalized size = 0.91 \begin {gather*} -\frac {a^2+3 a b x+3 b^2 x^2}{3 b^3 (a+b x)^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 41, normalized size = 1.21
method | result | size |
gosper | \(-\frac {3 b^{2} x^{2}+3 b a x +a^{2}}{3 b^{3} \left (b x +a \right )^{3}}\) | \(30\) |
parallelrisch | \(\frac {-3 b^{2} x^{2}-3 b a x -a^{2}}{3 b^{3} \left (b x +a \right )^{3}}\) | \(32\) |
norman | \(\frac {-\frac {x^{2}}{b}-\frac {a x}{b^{2}}-\frac {a^{2}}{3 b^{3}}}{\left (b x +a \right )^{3}}\) | \(33\) |
risch | \(\frac {-\frac {x^{2}}{b}-\frac {a x}{b^{2}}-\frac {a^{2}}{3 b^{3}}}{\left (b x +a \right )^{3}}\) | \(33\) |
default | \(\frac {a}{b^{3} \left (b x +a \right )^{2}}-\frac {a^{2}}{3 b^{3} \left (b x +a \right )^{3}}-\frac {1}{b^{3} \left (b x +a \right )}\) | \(41\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.33, size = 54, normalized size = 1.59 \begin {gather*} -\frac {3 \, b^{2} x^{2} + 3 \, a b x + a^{2}}{3 \, {\left (b^{6} x^{3} + 3 \, a b^{5} x^{2} + 3 \, a^{2} b^{4} x + a^{3} b^{3}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.54, size = 54, normalized size = 1.59 \begin {gather*} -\frac {3 \, b^{2} x^{2} + 3 \, a b x + a^{2}}{3 \, {\left (b^{6} x^{3} + 3 \, a b^{5} x^{2} + 3 \, a^{2} b^{4} x + a^{3} b^{3}\right )}} \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. 56 vs.
\(2 (27) = 54\).
time = 0.11, size = 56, normalized size = 1.65 \begin {gather*} \frac {- a^{2} - 3 a b x - 3 b^{2} x^{2}}{3 a^{3} b^{3} + 9 a^{2} b^{4} x + 9 a b^{5} x^{2} + 3 b^{6} x^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.55, size = 29, normalized size = 0.85 \begin {gather*} -\frac {3 \, b^{2} x^{2} + 3 \, a b x + a^{2}}{3 \, {\left (b x + a\right )}^{3} b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.04, size = 56, normalized size = 1.65 \begin {gather*} -\frac {a^2+3\,a\,b\,x+3\,b^2\,x^2}{3\,a^3\,b^3+9\,a^2\,b^4\,x+9\,a\,b^5\,x^2+3\,b^6\,x^3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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