Optimal. Leaf size=19 \[ \frac{x}{c^3 \sqrt{1-a^2 x^2}} \]
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Rubi [A] time = 0.0278557, antiderivative size = 19, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.111, Rules used = {6127, 191} \[ \frac{x}{c^3 \sqrt{1-a^2 x^2}} \]
Antiderivative was successfully verified.
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Rule 6127
Rule 191
Rubi steps
\begin{align*} \int \frac{e^{-3 \tanh ^{-1}(a x)}}{(c-a c x)^3} \, dx &=\frac{\int \frac{1}{\left (1-a^2 x^2\right )^{3/2}} \, dx}{c^3}\\ &=\frac{x}{c^3 \sqrt{1-a^2 x^2}}\\ \end{align*}
Mathematica [A] time = 0.0111319, size = 19, normalized size = 1. \[ \frac{x}{c^3 \sqrt{1-a^2 x^2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.03, size = 32, normalized size = 1.7 \begin{align*}{\frac{x}{ \left ( ax-1 \right ) ^{2}{c}^{3} \left ( ax+1 \right ) ^{2}} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} -\int \frac{{\left (-a^{2} x^{2} + 1\right )}^{\frac{3}{2}}}{{\left (a c x - c\right )}^{3}{\left (a x + 1\right )}^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.65895, size = 58, normalized size = 3.05 \begin{align*} -\frac{\sqrt{-a^{2} x^{2} + 1} x}{a^{2} c^{3} x^{2} - c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} - \frac{\int \frac{\sqrt{- a^{2} x^{2} + 1}}{a^{6} x^{6} - 3 a^{4} x^{4} + 3 a^{2} x^{2} - 1}\, dx + \int - \frac{a^{2} x^{2} \sqrt{- a^{2} x^{2} + 1}}{a^{6} x^{6} - 3 a^{4} x^{4} + 3 a^{2} x^{2} - 1}\, dx}{c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.21393, size = 39, normalized size = 2.05 \begin{align*} -\frac{\sqrt{-a^{2} x^{2} + 1} x}{{\left (a^{2} x^{2} - 1\right )} c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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