3.479 \(\int \frac{\sqrt{1-a^2 x^2}}{\tanh ^{-1}(a x)} \, dx\)

Optimal. Leaf size=23 \[ \text{Unintegrable}\left (\frac{\sqrt{1-a^2 x^2}}{\tanh ^{-1}(a x)},x\right ) \]

[Out]

Unintegrable[Sqrt[1 - a^2*x^2]/ArcTanh[a*x], x]

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Rubi [A]  time = 0.0343793, antiderivative size = 0, normalized size of antiderivative = 0., number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ \int \frac{\sqrt{1-a^2 x^2}}{\tanh ^{-1}(a x)} \, dx \]

Verification is Not applicable to the result.

[In]

Int[Sqrt[1 - a^2*x^2]/ArcTanh[a*x],x]

[Out]

Defer[Int][Sqrt[1 - a^2*x^2]/ArcTanh[a*x], x]

Rubi steps

\begin{align*} \int \frac{\sqrt{1-a^2 x^2}}{\tanh ^{-1}(a x)} \, dx &=\int \frac{\sqrt{1-a^2 x^2}}{\tanh ^{-1}(a x)} \, dx\\ \end{align*}

Mathematica [A]  time = 1.14772, size = 0, normalized size = 0. \[ \int \frac{\sqrt{1-a^2 x^2}}{\tanh ^{-1}(a x)} \, dx \]

Verification is Not applicable to the result.

[In]

Integrate[Sqrt[1 - a^2*x^2]/ArcTanh[a*x],x]

[Out]

Integrate[Sqrt[1 - a^2*x^2]/ArcTanh[a*x], x]

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Maple [A]  time = 0.238, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{{\it Artanh} \left ( ax \right ) }\sqrt{-{a}^{2}{x}^{2}+1}}\, dx \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((-a^2*x^2+1)^(1/2)/arctanh(a*x),x)

[Out]

int((-a^2*x^2+1)^(1/2)/arctanh(a*x),x)

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Maxima [A]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{-a^{2} x^{2} + 1}}{\operatorname{artanh}\left (a x\right )}\,{d x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-a^2*x^2+1)^(1/2)/arctanh(a*x),x, algorithm="maxima")

[Out]

integrate(sqrt(-a^2*x^2 + 1)/arctanh(a*x), x)

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Fricas [A]  time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\sqrt{-a^{2} x^{2} + 1}}{\operatorname{artanh}\left (a x\right )}, x\right ) \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-a^2*x^2+1)^(1/2)/arctanh(a*x),x, algorithm="fricas")

[Out]

integral(sqrt(-a^2*x^2 + 1)/arctanh(a*x), x)

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Sympy [A]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{- \left (a x - 1\right ) \left (a x + 1\right )}}{\operatorname{atanh}{\left (a x \right )}}\, dx \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-a**2*x**2+1)**(1/2)/atanh(a*x),x)

[Out]

Integral(sqrt(-(a*x - 1)*(a*x + 1))/atanh(a*x), x)

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Giac [A]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{-a^{2} x^{2} + 1}}{\operatorname{artanh}\left (a x\right )}\,{d x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((-a^2*x^2+1)^(1/2)/arctanh(a*x),x, algorithm="giac")

[Out]

integrate(sqrt(-a^2*x^2 + 1)/arctanh(a*x), x)