Integrand size = 8, antiderivative size = 37 \[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=-\frac {x \sqrt {1+a^2 x^2}}{a \text {arcsinh}(a x)}+\frac {\text {Chi}(2 \text {arcsinh}(a x))}{a^2} \]
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Time = 0.02 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {5778, 3382} \[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\frac {\text {Chi}(2 \text {arcsinh}(a x))}{a^2}-\frac {x \sqrt {a^2 x^2+1}}{a \text {arcsinh}(a x)} \]
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Rule 3382
Rule 5778
Rubi steps \begin{align*} \text {integral}& = -\frac {x \sqrt {1+a^2 x^2}}{a \text {arcsinh}(a x)}+\frac {\text {Subst}\left (\int \frac {\cosh (2 x)}{x} \, dx,x,\text {arcsinh}(a x)\right )}{a^2} \\ & = -\frac {x \sqrt {1+a^2 x^2}}{a \text {arcsinh}(a x)}+\frac {\text {Chi}(2 \text {arcsinh}(a x))}{a^2} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\frac {\text {Chi}(2 \text {arcsinh}(a x))-\frac {\sinh (2 \text {arcsinh}(a x))}{2 \text {arcsinh}(a x)}}{a^2} \]
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Time = 0.03 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.76
method | result | size |
derivativedivides | \(\frac {-\frac {\sinh \left (2 \,\operatorname {arcsinh}\left (a x \right )\right )}{2 \,\operatorname {arcsinh}\left (a x \right )}+\operatorname {Chi}\left (2 \,\operatorname {arcsinh}\left (a x \right )\right )}{a^{2}}\) | \(28\) |
default | \(\frac {-\frac {\sinh \left (2 \,\operatorname {arcsinh}\left (a x \right )\right )}{2 \,\operatorname {arcsinh}\left (a x \right )}+\operatorname {Chi}\left (2 \,\operatorname {arcsinh}\left (a x \right )\right )}{a^{2}}\) | \(28\) |
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\[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\int { \frac {x}{\operatorname {arsinh}\left (a x\right )^{2}} \,d x } \]
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\[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\int \frac {x}{\operatorname {asinh}^{2}{\left (a x \right )}}\, dx \]
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\[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\int { \frac {x}{\operatorname {arsinh}\left (a x\right )^{2}} \,d x } \]
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\[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\int { \frac {x}{\operatorname {arsinh}\left (a x\right )^{2}} \,d x } \]
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Timed out. \[ \int \frac {x}{\text {arcsinh}(a x)^2} \, dx=\int \frac {x}{{\mathrm {asinh}\left (a\,x\right )}^2} \,d x \]
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