Integrand size = 20, antiderivative size = 13 \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=-\frac {1}{2 a \text {arcsinh}(a x)^2} \]
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Time = 0.02 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {5783} \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=-\frac {1}{2 a \text {arcsinh}(a x)^2} \]
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Rule 5783
Rubi steps \begin{align*} \text {integral}& = -\frac {1}{2 a \text {arcsinh}(a x)^2} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=-\frac {1}{2 a \text {arcsinh}(a x)^2} \]
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Time = 0.25 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.92
method | result | size |
derivativedivides | \(-\frac {1}{2 a \operatorname {arcsinh}\left (a x \right )^{2}}\) | \(12\) |
default | \(-\frac {1}{2 a \operatorname {arcsinh}\left (a x \right )^{2}}\) | \(12\) |
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Leaf count of result is larger than twice the leaf count of optimal. 23 vs. \(2 (11) = 22\).
Time = 0.24 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.77 \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=-\frac {1}{2 \, a \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{2}} \]
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Time = 0.43 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.92 \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=- \frac {1}{2 a \operatorname {asinh}^{2}{\left (a x \right )}} \]
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none
Time = 0.19 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=-\frac {1}{2 \, a \operatorname {arsinh}\left (a x\right )^{2}} \]
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\[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=\int { \frac {1}{\sqrt {a^{2} x^{2} + 1} \operatorname {arsinh}\left (a x\right )^{3}} \,d x } \]
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Time = 2.68 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {1}{\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3} \, dx=-\frac {1}{2\,a\,{\mathrm {asinh}\left (a\,x\right )}^2} \]
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