Optimal. Leaf size=15 \[ \frac {\cos (b x)}{b}+x \text {Si}(b x) \]
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Rubi [A]
time = 0.00, antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {6634}
\begin {gather*} x \text {Si}(b x)+\frac {\cos (b x)}{b} \end {gather*}
Antiderivative was successfully verified.
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Rule 6634
Rubi steps
\begin {align*} \int \text {Si}(b x) \, dx &=\frac {\cos (b x)}{b}+x \text {Si}(b x)\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 15, normalized size = 1.00 \begin {gather*} \frac {\cos (b x)}{b}+x \text {Si}(b x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.20, size = 17, normalized size = 1.13
method | result | size |
derivativedivides | \(\frac {\sinIntegral \left (b x \right ) b x +\cos \left (b x \right )}{b}\) | \(17\) |
default | \(\frac {\sinIntegral \left (b x \right ) b x +\cos \left (b x \right )}{b}\) | \(17\) |
meijerg | \(\frac {\sqrt {\pi }\, \left (-\frac {2}{\sqrt {\pi }}+\frac {2 \cos \left (b x \right )}{\sqrt {\pi }}+\frac {2 b x \sinIntegral \left (b x \right )}{\sqrt {\pi }}\right )}{2 b}\) | \(35\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 16, normalized size = 1.07 \begin {gather*} \frac {b x \operatorname {Si}\left (b x\right ) + \cos \left (b x\right )}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 16, normalized size = 1.07 \begin {gather*} \frac {b x \operatorname {Si}\left (b x\right ) + \cos \left (b x\right )}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.45, size = 12, normalized size = 0.80 \begin {gather*} x \operatorname {Si}{\left (b x \right )} + \frac {\cos {\left (b x \right )}}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.40, size = 15, normalized size = 1.00 \begin {gather*} x \operatorname {Si}\left (b x\right ) + \frac {\cos \left (b x\right )}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.07 \begin {gather*} x\,\mathrm {sinint}\left (b\,x\right )+\frac {\cos \left (b\,x\right )}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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