Integrand size = 20, antiderivative size = 20 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=-\frac {1}{a c^2 (-1+a x)^{3/2} (1+a x)^{3/2} \text {arccosh}(a x)}-\frac {3 a \text {Int}\left (\frac {x}{(-1+a x)^{5/2} (1+a x)^{5/2} \text {arccosh}(a x)},x\right )}{c^2} \]
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Not integrable
Time = 0.19 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 0, number of rules used = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = -\frac {1}{a c^2 (-1+a x)^{3/2} (1+a x)^{3/2} \text {arccosh}(a x)}-\frac {(3 a) \int \frac {x}{(-1+a x)^{5/2} (1+a x)^{5/2} \text {arccosh}(a x)} \, dx}{c^2} \\ \end{align*}
Not integrable
Time = 8.90 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.10 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx \]
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Not integrable
Time = 0.27 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00
\[\int \frac {1}{\left (-a^{2} c \,x^{2}+c \right )^{2} \operatorname {arccosh}\left (a x \right )^{2}}d x\]
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Not integrable
Time = 0.24 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.80 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\int { \frac {1}{{\left (a^{2} c x^{2} - c\right )}^{2} \operatorname {arcosh}\left (a x\right )^{2}} \,d x } \]
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Not integrable
Time = 12.41 (sec) , antiderivative size = 41, normalized size of antiderivative = 2.05 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\frac {\int \frac {1}{a^{4} x^{4} \operatorname {acosh}^{2}{\left (a x \right )} - 2 a^{2} x^{2} \operatorname {acosh}^{2}{\left (a x \right )} + \operatorname {acosh}^{2}{\left (a x \right )}}\, dx}{c^{2}} \]
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Not integrable
Time = 0.43 (sec) , antiderivative size = 351, normalized size of antiderivative = 17.55 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\int { \frac {1}{{\left (a^{2} c x^{2} - c\right )}^{2} \operatorname {arcosh}\left (a x\right )^{2}} \,d x } \]
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Not integrable
Time = 0.30 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.15 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\int { \frac {1}{{\left (a^{2} c x^{2} - c\right )}^{2} \operatorname {arcosh}\left (a x\right )^{2}} \,d x } \]
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Not integrable
Time = 2.69 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.10 \[ \int \frac {1}{\left (c-a^2 c x^2\right )^2 \text {arccosh}(a x)^2} \, dx=\int \frac {1}{{\mathrm {acosh}\left (a\,x\right )}^2\,{\left (c-a^2\,c\,x^2\right )}^2} \,d x \]
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