Integrand size = 14, antiderivative size = 55 \[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\frac {3}{2} a \sqrt {a+a \cosh (x)} \text {Chi}\left (\frac {x}{2}\right ) \text {sech}\left (\frac {x}{2}\right )+\frac {1}{2} a \sqrt {a+a \cosh (x)} \text {Chi}\left (\frac {3 x}{2}\right ) \text {sech}\left (\frac {x}{2}\right ) \]
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Time = 0.10 (sec) , antiderivative size = 55, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.214, Rules used = {3400, 3393, 3382} \[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\frac {3}{2} a \text {Chi}\left (\frac {x}{2}\right ) \text {sech}\left (\frac {x}{2}\right ) \sqrt {a \cosh (x)+a}+\frac {1}{2} a \text {Chi}\left (\frac {3 x}{2}\right ) \text {sech}\left (\frac {x}{2}\right ) \sqrt {a \cosh (x)+a} \]
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Rule 3382
Rule 3393
Rule 3400
Rubi steps \begin{align*} \text {integral}& = \left (2 a \sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right )\right ) \int \frac {\cosh ^3\left (\frac {x}{2}\right )}{x} \, dx \\ & = \left (2 a \sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right )\right ) \int \left (\frac {3 \cosh \left (\frac {x}{2}\right )}{4 x}+\frac {\cosh \left (\frac {3 x}{2}\right )}{4 x}\right ) \, dx \\ & = \frac {1}{2} \left (a \sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right )\right ) \int \frac {\cosh \left (\frac {3 x}{2}\right )}{x} \, dx+\frac {1}{2} \left (3 a \sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right )\right ) \int \frac {\cosh \left (\frac {x}{2}\right )}{x} \, dx \\ & = \frac {3}{2} a \sqrt {a+a \cosh (x)} \text {Chi}\left (\frac {x}{2}\right ) \text {sech}\left (\frac {x}{2}\right )+\frac {1}{2} a \sqrt {a+a \cosh (x)} \text {Chi}\left (\frac {3 x}{2}\right ) \text {sech}\left (\frac {x}{2}\right ) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 36, normalized size of antiderivative = 0.65 \[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\frac {1}{2} a \sqrt {a (1+\cosh (x))} \left (3 \text {Chi}\left (\frac {x}{2}\right )+\text {Chi}\left (\frac {3 x}{2}\right )\right ) \text {sech}\left (\frac {x}{2}\right ) \]
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\[\int \frac {\left (a +a \cosh \left (x \right )\right )^{\frac {3}{2}}}{x}d x\]
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Exception generated. \[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\text {Exception raised: TypeError} \]
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\[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\int \frac {\left (a \left (\cosh {\left (x \right )} + 1\right )\right )^{\frac {3}{2}}}{x}\, dx \]
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\[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\int { \frac {{\left (a \cosh \left (x\right ) + a\right )}^{\frac {3}{2}}}{x} \,d x } \]
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none
Time = 0.31 (sec) , antiderivative size = 40, normalized size of antiderivative = 0.73 \[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\frac {1}{4} \, \sqrt {2} {\left (a^{\frac {3}{2}} {\rm Ei}\left (\frac {3}{2} \, x\right ) + 3 \, a^{\frac {3}{2}} {\rm Ei}\left (\frac {1}{2} \, x\right ) + 3 \, a^{\frac {3}{2}} {\rm Ei}\left (-\frac {1}{2} \, x\right ) + a^{\frac {3}{2}} {\rm Ei}\left (-\frac {3}{2} \, x\right )\right )} \]
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Timed out. \[ \int \frac {(a+a \cosh (x))^{3/2}}{x} \, dx=\int \frac {{\left (a+a\,\mathrm {cosh}\left (x\right )\right )}^{3/2}}{x} \,d x \]
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