Optimal. Leaf size=106 \[ c^3 x \sqrt{1-\frac{1}{a^2 x^2}}-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}-\frac{4 c^3 \tanh ^{-1}\left (\sqrt{1-\frac{1}{a^2 x^2}}\right )}{a}-\frac{13 c^3 \csc ^{-1}(a x)}{2 a} \]
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Rubi [A] time = 0.3312, antiderivative size = 106, normalized size of antiderivative = 1., number of steps used = 9, number of rules used = 8, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.364, Rules used = {6177, 1807, 1809, 844, 216, 266, 63, 208} \[ c^3 x \sqrt{1-\frac{1}{a^2 x^2}}-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}-\frac{4 c^3 \tanh ^{-1}\left (\sqrt{1-\frac{1}{a^2 x^2}}\right )}{a}-\frac{13 c^3 \csc ^{-1}(a x)}{2 a} \]
Antiderivative was successfully verified.
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Rule 6177
Rule 1807
Rule 1809
Rule 844
Rule 216
Rule 266
Rule 63
Rule 208
Rubi steps
\begin{align*} \int e^{-\coth ^{-1}(a x)} \left (c-\frac{c}{a x}\right )^3 \, dx &=-\frac{\operatorname{Subst}\left (\int \frac{\left (c-\frac{c x}{a}\right )^4}{x^2 \sqrt{1-\frac{x^2}{a^2}}} \, dx,x,\frac{1}{x}\right )}{c}\\ &=c^3 \sqrt{1-\frac{1}{a^2 x^2}} x+\frac{\operatorname{Subst}\left (\int \frac{\frac{4 c^4}{a}-\frac{6 c^4 x}{a^2}+\frac{4 c^4 x^2}{a^3}-\frac{c^4 x^3}{a^4}}{x \sqrt{1-\frac{x^2}{a^2}}} \, dx,x,\frac{1}{x}\right )}{c}\\ &=\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}+c^3 \sqrt{1-\frac{1}{a^2 x^2}} x-\frac{a^2 \operatorname{Subst}\left (\int \frac{-\frac{8 c^4}{a^3}+\frac{13 c^4 x}{a^4}-\frac{8 c^4 x^2}{a^5}}{x \sqrt{1-\frac{x^2}{a^2}}} \, dx,x,\frac{1}{x}\right )}{2 c}\\ &=-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}+c^3 \sqrt{1-\frac{1}{a^2 x^2}} x+\frac{a^4 \operatorname{Subst}\left (\int \frac{\frac{8 c^4}{a^5}-\frac{13 c^4 x}{a^6}}{x \sqrt{1-\frac{x^2}{a^2}}} \, dx,x,\frac{1}{x}\right )}{2 c}\\ &=-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}+c^3 \sqrt{1-\frac{1}{a^2 x^2}} x-\frac{\left (13 c^3\right ) \operatorname{Subst}\left (\int \frac{1}{\sqrt{1-\frac{x^2}{a^2}}} \, dx,x,\frac{1}{x}\right )}{2 a^2}+\frac{\left (4 c^3\right ) \operatorname{Subst}\left (\int \frac{1}{x \sqrt{1-\frac{x^2}{a^2}}} \, dx,x,\frac{1}{x}\right )}{a}\\ &=-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}+c^3 \sqrt{1-\frac{1}{a^2 x^2}} x-\frac{13 c^3 \csc ^{-1}(a x)}{2 a}+\frac{\left (2 c^3\right ) \operatorname{Subst}\left (\int \frac{1}{x \sqrt{1-\frac{x}{a^2}}} \, dx,x,\frac{1}{x^2}\right )}{a}\\ &=-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}+c^3 \sqrt{1-\frac{1}{a^2 x^2}} x-\frac{13 c^3 \csc ^{-1}(a x)}{2 a}-\left (4 a c^3\right ) \operatorname{Subst}\left (\int \frac{1}{a^2-a^2 x^2} \, dx,x,\sqrt{1-\frac{1}{a^2 x^2}}\right )\\ &=-\frac{4 c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{a}+\frac{c^3 \sqrt{1-\frac{1}{a^2 x^2}}}{2 a^2 x}+c^3 \sqrt{1-\frac{1}{a^2 x^2}} x-\frac{13 c^3 \csc ^{-1}(a x)}{2 a}-\frac{4 c^3 \tanh ^{-1}\left (\sqrt{1-\frac{1}{a^2 x^2}}\right )}{a}\\ \end{align*}
Mathematica [A] time = 0.121667, size = 167, normalized size = 1.58 \[ \frac{c^3 \left (2 a^4 x^4-8 a^3 x^3-a^2 x^2+10 a^3 x^3 \sqrt{1-\frac{1}{a^2 x^2}} \sin ^{-1}\left (\frac{\sqrt{1-\frac{1}{a x}}}{\sqrt{2}}\right )-8 a^3 x^3 \sqrt{1-\frac{1}{a^2 x^2}} \sin ^{-1}\left (\frac{1}{a x}\right )-8 a^3 x^3 \sqrt{1-\frac{1}{a^2 x^2}} \tanh ^{-1}\left (\sqrt{1-\frac{1}{a^2 x^2}}\right )+8 a x-1\right )}{2 a^4 x^3 \sqrt{1-\frac{1}{a^2 x^2}}} \]
Warning: Unable to verify antiderivative.
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Maple [B] time = 0.135, size = 266, normalized size = 2.5 \begin{align*}{\frac{ \left ( ax+1 \right ){c}^{3}}{2\,{x}^{2}{a}^{3}}\sqrt{{\frac{ax-1}{ax+1}}} \left ( -8\,\sqrt{{a}^{2}{x}^{2}-1}\sqrt{{a}^{2}}{x}^{3}{a}^{3}+8\,\sqrt{{a}^{2}} \left ({a}^{2}{x}^{2}-1 \right ) ^{3/2}xa-13\,\sqrt{{a}^{2}{x}^{2}-1}\sqrt{{a}^{2}}{x}^{2}{a}^{2}+8\,\ln \left ({\frac{{a}^{2}x+\sqrt{{a}^{2}{x}^{2}-1}\sqrt{{a}^{2}}}{\sqrt{{a}^{2}}}} \right ){x}^{2}{a}^{3}-13\,{a}^{2}{x}^{2}\sqrt{{a}^{2}}\arctan \left ({\frac{1}{\sqrt{{a}^{2}{x}^{2}-1}}} \right ) +16\,\sqrt{{a}^{2}}\sqrt{ \left ( ax-1 \right ) \left ( ax+1 \right ) }{x}^{2}{a}^{2}-16\,\ln \left ({\frac{{a}^{2}x+\sqrt{{a}^{2}}\sqrt{ \left ( ax-1 \right ) \left ( ax+1 \right ) }}{\sqrt{{a}^{2}}}} \right ){x}^{2}{a}^{3}- \left ({a}^{2}{x}^{2}-1 \right ) ^{{\frac{3}{2}}}\sqrt{{a}^{2}} \right ){\frac{1}{\sqrt{{a}^{2}}}}{\frac{1}{\sqrt{ \left ( ax-1 \right ) \left ( ax+1 \right ) }}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.57952, size = 271, normalized size = 2.56 \begin{align*}{\left (\frac{13 \, c^{3} \arctan \left (\sqrt{\frac{a x - 1}{a x + 1}}\right )}{a^{2}} - \frac{4 \, c^{3} \log \left (\sqrt{\frac{a x - 1}{a x + 1}} + 1\right )}{a^{2}} + \frac{4 \, c^{3} \log \left (\sqrt{\frac{a x - 1}{a x + 1}} - 1\right )}{a^{2}} + \frac{11 \, c^{3} \left (\frac{a x - 1}{a x + 1}\right )^{\frac{5}{2}} + 2 \, c^{3} \left (\frac{a x - 1}{a x + 1}\right )^{\frac{3}{2}} - 5 \, c^{3} \sqrt{\frac{a x - 1}{a x + 1}}}{\frac{{\left (a x - 1\right )} a^{2}}{a x + 1} - \frac{{\left (a x - 1\right )}^{2} a^{2}}{{\left (a x + 1\right )}^{2}} - \frac{{\left (a x - 1\right )}^{3} a^{2}}{{\left (a x + 1\right )}^{3}} + a^{2}}\right )} a \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.02462, size = 332, normalized size = 3.13 \begin{align*} \frac{26 \, a^{2} c^{3} x^{2} \arctan \left (\sqrt{\frac{a x - 1}{a x + 1}}\right ) - 8 \, a^{2} c^{3} x^{2} \log \left (\sqrt{\frac{a x - 1}{a x + 1}} + 1\right ) + 8 \, a^{2} c^{3} x^{2} \log \left (\sqrt{\frac{a x - 1}{a x + 1}} - 1\right ) +{\left (2 \, a^{3} c^{3} x^{3} - 6 \, a^{2} c^{3} x^{2} - 7 \, a c^{3} x + c^{3}\right )} \sqrt{\frac{a x - 1}{a x + 1}}}{2 \, a^{3} x^{2}} \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{c^{3} \left (\int a^{3} \sqrt{\frac{a x}{a x + 1} - \frac{1}{a x + 1}}\, dx + \int - \frac{\sqrt{\frac{a x}{a x + 1} - \frac{1}{a x + 1}}}{x^{3}}\, dx + \int \frac{3 a \sqrt{\frac{a x}{a x + 1} - \frac{1}{a x + 1}}}{x^{2}}\, dx + \int - \frac{3 a^{2} \sqrt{\frac{a x}{a x + 1} - \frac{1}{a x + 1}}}{x}\, dx\right )}{a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.23225, size = 313, normalized size = 2.95 \begin{align*} \frac{13 \, c^{3} \arctan \left (-x{\left | a \right |} + \sqrt{a^{2} x^{2} - 1}\right ) \mathrm{sgn}\left (a x + 1\right )}{a} + \frac{4 \, c^{3} \log \left ({\left | -x{\left | a \right |} + \sqrt{a^{2} x^{2} - 1} \right |}\right ) \mathrm{sgn}\left (a x + 1\right )}{{\left | a \right |}} + \frac{\sqrt{a^{2} x^{2} - 1} c^{3} \mathrm{sgn}\left (a x + 1\right )}{a} - \frac{{\left (x{\left | a \right |} - \sqrt{a^{2} x^{2} - 1}\right )}^{3} c^{3}{\left | a \right |} \mathrm{sgn}\left (a x + 1\right ) + 8 \,{\left (x{\left | a \right |} - \sqrt{a^{2} x^{2} - 1}\right )}^{2} a c^{3} \mathrm{sgn}\left (a x + 1\right ) -{\left (x{\left | a \right |} - \sqrt{a^{2} x^{2} - 1}\right )} c^{3}{\left | a \right |} \mathrm{sgn}\left (a x + 1\right ) + 8 \, a c^{3} \mathrm{sgn}\left (a x + 1\right )}{{\left ({\left (x{\left | a \right |} - \sqrt{a^{2} x^{2} - 1}\right )}^{2} + 1\right )}^{2} a{\left | a \right |}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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