3.617 \(\int e^{n \tanh ^{-1}(a x)} (c-\frac{c}{a x})^p \, dx\)

Optimal. Leaf size=64 \[ \frac{x (1-a x)^{-p} \left (c-\frac{c}{a x}\right )^p F_1\left (1-p;\frac{1}{2} (n-2 p),-\frac{n}{2};2-p;a x,-a x\right )}{1-p} \]

[Out]

((c - c/(a*x))^p*x*AppellF1[1 - p, (n - 2*p)/2, -n/2, 2 - p, a*x, -(a*x)])/((1 - p)*(1 - a*x)^p)

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Rubi [A]  time = 0.0993379, antiderivative size = 64, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.136, Rules used = {6134, 6129, 133} \[ \frac{x (1-a x)^{-p} \left (c-\frac{c}{a x}\right )^p F_1\left (1-p;\frac{1}{2} (n-2 p),-\frac{n}{2};2-p;a x,-a x\right )}{1-p} \]

Antiderivative was successfully verified.

[In]

Int[E^(n*ArcTanh[a*x])*(c - c/(a*x))^p,x]

[Out]

((c - c/(a*x))^p*x*AppellF1[1 - p, (n - 2*p)/2, -n/2, 2 - p, a*x, -(a*x)])/((1 - p)*(1 - a*x)^p)

Rule 6134

Int[E^(ArcTanh[(a_.)*(x_)]*(n_.))*(u_.)*((c_) + (d_.)/(x_))^(p_), x_Symbol] :> Dist[(x^p*(c + d/x)^p)/(1 + (c*
x)/d)^p, Int[(u*(1 + (c*x)/d)^p*E^(n*ArcTanh[a*x]))/x^p, x], x] /; FreeQ[{a, c, d, n, p}, x] && EqQ[c^2 - a^2*
d^2, 0] &&  !IntegerQ[p]

Rule 6129

Int[E^(ArcTanh[(a_.)*(x_)]*(n_.))*(u_.)*((c_) + (d_.)*(x_))^(p_.), x_Symbol] :> Dist[c^p, Int[(u*(1 + (d*x)/c)
^p*(1 + a*x)^(n/2))/(1 - a*x)^(n/2), x], x] /; FreeQ[{a, c, d, n, p}, x] && EqQ[a^2*c^2 - d^2, 0] && (IntegerQ
[p] || GtQ[c, 0])

Rule 133

Int[((b_.)*(x_))^(m_)*((c_) + (d_.)*(x_))^(n_)*((e_) + (f_.)*(x_))^(p_), x_Symbol] :> Simp[(c^n*e^p*(b*x)^(m +
1)*AppellF1[m + 1, -n, -p, m + 2, -((d*x)/c), -((f*x)/e)])/(b*(m + 1)), x] /; FreeQ[{b, c, d, e, f, m, n, p},
x] &&  !IntegerQ[m] &&  !IntegerQ[n] && GtQ[c, 0] && (IntegerQ[p] || GtQ[e, 0])

Rubi steps

\begin{align*} \int e^{n \tanh ^{-1}(a x)} \left (c-\frac{c}{a x}\right )^p \, dx &=\left (\left (c-\frac{c}{a x}\right )^p x^p (1-a x)^{-p}\right ) \int e^{n \tanh ^{-1}(a x)} x^{-p} (1-a x)^p \, dx\\ &=\left (\left (c-\frac{c}{a x}\right )^p x^p (1-a x)^{-p}\right ) \int x^{-p} (1-a x)^{-\frac{n}{2}+p} (1+a x)^{n/2} \, dx\\ &=\frac{\left (c-\frac{c}{a x}\right )^p x (1-a x)^{-p} F_1\left (1-p;\frac{1}{2} (n-2 p),-\frac{n}{2};2-p;a x,-a x\right )}{1-p}\\ \end{align*}

Mathematica [F]  time = 0.618574, size = 0, normalized size = 0. \[ \int e^{n \tanh ^{-1}(a x)} \left (c-\frac{c}{a x}\right )^p \, dx \]

Verification is Not applicable to the result.

[In]

Integrate[E^(n*ArcTanh[a*x])*(c - c/(a*x))^p,x]

[Out]

Integrate[E^(n*ArcTanh[a*x])*(c - c/(a*x))^p, x]

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Maple [F]  time = 0.207, size = 0, normalized size = 0. \begin{align*} \int{{\rm e}^{n{\it Artanh} \left ( ax \right ) }} \left ( c-{\frac{c}{ax}} \right ) ^{p}\, dx \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(exp(n*arctanh(a*x))*(c-c/a/x)^p,x)

[Out]

int(exp(n*arctanh(a*x))*(c-c/a/x)^p,x)

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Maxima [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (c - \frac{c}{a x}\right )}^{p} \left (\frac{a x + 1}{a x - 1}\right )^{\frac{1}{2} \, n}\,{d x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(exp(n*arctanh(a*x))*(c-c/a/x)^p,x, algorithm="maxima")

[Out]

integrate((c - c/(a*x))^p*((a*x + 1)/(a*x - 1))^(1/2*n), x)

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Fricas [F]  time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\left (\frac{a x + 1}{a x - 1}\right )^{\frac{1}{2} \, n} \left (\frac{a c x - c}{a x}\right )^{p}, x\right ) \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(exp(n*arctanh(a*x))*(c-c/a/x)^p,x, algorithm="fricas")

[Out]

integral(((a*x + 1)/(a*x - 1))^(1/2*n)*((a*c*x - c)/(a*x))^p, x)

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Sympy [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (- c \left (-1 + \frac{1}{a x}\right )\right )^{p} e^{n \operatorname{atanh}{\left (a x \right )}}\, dx \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(exp(n*atanh(a*x))*(c-c/a/x)**p,x)

[Out]

Integral((-c*(-1 + 1/(a*x)))**p*exp(n*atanh(a*x)), x)

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Giac [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (c - \frac{c}{a x}\right )}^{p} \left (\frac{a x + 1}{a x - 1}\right )^{\frac{1}{2} \, n}\,{d x} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(exp(n*arctanh(a*x))*(c-c/a/x)^p,x, algorithm="giac")

[Out]

integrate((c - c/(a*x))^p*((a*x + 1)/(a*x - 1))^(1/2*n), x)