Integrand size = 6, antiderivative size = 27 \[ \int \text {Chi}(a+b x) \, dx=\frac {(a+b x) \text {Chi}(a+b x)}{b}-\frac {\sinh (a+b x)}{b} \]
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Time = 0.01 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {6664} \[ \int \text {Chi}(a+b x) \, dx=\frac {(a+b x) \text {Chi}(a+b x)}{b}-\frac {\sinh (a+b x)}{b} \]
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Rule 6664
Rubi steps \begin{align*} \text {integral}& = \frac {(a+b x) \text {Chi}(a+b x)}{b}-\frac {\sinh (a+b x)}{b} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.56 \[ \int \text {Chi}(a+b x) \, dx=\frac {a \text {Chi}(a+b x)}{b}+x \text {Chi}(a+b x)-\frac {\cosh (b x) \sinh (a)}{b}-\frac {\cosh (a) \sinh (b x)}{b} \]
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Time = 0.42 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.96
method | result | size |
derivativedivides | \(\frac {\operatorname {Chi}\left (b x +a \right ) \left (b x +a \right )-\sinh \left (b x +a \right )}{b}\) | \(26\) |
default | \(\frac {\operatorname {Chi}\left (b x +a \right ) \left (b x +a \right )-\sinh \left (b x +a \right )}{b}\) | \(26\) |
parts | \(x \,\operatorname {Chi}\left (b x +a \right )-\frac {-a \,\operatorname {Chi}\left (b x +a \right )+\sinh \left (b x +a \right )}{b}\) | \(31\) |
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\[ \int \text {Chi}(a+b x) \, dx=\int { {\rm Chi}\left (b x + a\right ) \,d x } \]
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\[ \int \text {Chi}(a+b x) \, dx=\int \operatorname {Chi}\left (a + b x\right )\, dx \]
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\[ \int \text {Chi}(a+b x) \, dx=\int { {\rm Chi}\left (b x + a\right ) \,d x } \]
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\[ \int \text {Chi}(a+b x) \, dx=\int { {\rm Chi}\left (b x + a\right ) \,d x } \]
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Timed out. \[ \int \text {Chi}(a+b x) \, dx=x\,\mathrm {coshint}\left (a+b\,x\right )-\frac {{\mathrm {e}}^{a+b\,x}}{2\,b}+\frac {{\mathrm {e}}^{-a-b\,x}}{2\,b}+\frac {a\,\mathrm {coshint}\left (a+b\,x\right )}{b} \]
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