Integrand size = 4, antiderivative size = 16 \[ \int \text {Chi}(b x) \, dx=x \text {Chi}(b x)-\frac {\sinh (b x)}{b} \]
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Time = 0.00 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {6664} \[ \int \text {Chi}(b x) \, dx=x \text {Chi}(b x)-\frac {\sinh (b x)}{b} \]
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Rule 6664
Rubi steps \begin{align*} \text {integral}& = x \text {Chi}(b x)-\frac {\sinh (b x)}{b} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.00 \[ \int \text {Chi}(b x) \, dx=x \text {Chi}(b x)-\frac {\sinh (b x)}{b} \]
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Time = 0.24 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.06
method | result | size |
parts | \(x \,\operatorname {Chi}\left (b x \right )-\frac {\sinh \left (b x \right )}{b}\) | \(17\) |
derivativedivides | \(\frac {\operatorname {Chi}\left (b x \right ) b x -\sinh \left (b x \right )}{b}\) | \(19\) |
default | \(\frac {\operatorname {Chi}\left (b x \right ) b x -\sinh \left (b x \right )}{b}\) | \(19\) |
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\[ \int \text {Chi}(b x) \, dx=\int { {\rm Chi}\left (b x\right ) \,d x } \]
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Leaf count of result is larger than twice the leaf count of optimal. 31 vs. \(2 (12) = 24\).
Time = 0.99 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.94 \[ \int \text {Chi}(b x) \, dx=- x \log {\left (b x \right )} + \frac {x \log {\left (b^{2} x^{2} \right )}}{2} + x \operatorname {Chi}\left (b x\right ) - \frac {\sinh {\left (b x \right )}}{b} \]
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\[ \int \text {Chi}(b x) \, dx=\int { {\rm Chi}\left (b x\right ) \,d x } \]
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\[ \int \text {Chi}(b x) \, dx=\int { {\rm Chi}\left (b x\right ) \,d x } \]
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Timed out. \[ \int \text {Chi}(b x) \, dx=x\,\mathrm {coshint}\left (b\,x\right )-\frac {\mathrm {sinh}\left (b\,x\right )}{b} \]
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