Optimal. Leaf size=46 \[ -\frac {\cosh (b x)}{4 x^2}+\frac {1}{4} b^2 \text {Chi}(b x)-\frac {\text {Chi}(b x)}{2 x^2}-\frac {b \sinh (b x)}{4 x} \]
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Rubi [A]
time = 0.05, antiderivative size = 46, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 4, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {6668, 12, 3378,
3382} \begin {gather*} \frac {1}{4} b^2 \text {Chi}(b x)-\frac {\text {Chi}(b x)}{2 x^2}-\frac {\cosh (b x)}{4 x^2}-\frac {b \sinh (b x)}{4 x} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 3378
Rule 3382
Rule 6668
Rubi steps
\begin {align*} \int \frac {\text {Chi}(b x)}{x^3} \, dx &=-\frac {\text {Chi}(b x)}{2 x^2}+\frac {1}{2} b \int \frac {\cosh (b x)}{b x^3} \, dx\\ &=-\frac {\text {Chi}(b x)}{2 x^2}+\frac {1}{2} \int \frac {\cosh (b x)}{x^3} \, dx\\ &=-\frac {\cosh (b x)}{4 x^2}-\frac {\text {Chi}(b x)}{2 x^2}+\frac {1}{4} b \int \frac {\sinh (b x)}{x^2} \, dx\\ &=-\frac {\cosh (b x)}{4 x^2}-\frac {\text {Chi}(b x)}{2 x^2}-\frac {b \sinh (b x)}{4 x}+\frac {1}{4} b^2 \int \frac {\cosh (b x)}{x} \, dx\\ &=-\frac {\cosh (b x)}{4 x^2}+\frac {1}{4} b^2 \text {Chi}(b x)-\frac {\text {Chi}(b x)}{2 x^2}-\frac {b \sinh (b x)}{4 x}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 46, normalized size = 1.00 \begin {gather*} -\frac {\cosh (b x)}{4 x^2}+\frac {1}{4} b^2 \text {Chi}(b x)-\frac {\text {Chi}(b x)}{2 x^2}-\frac {b \sinh (b x)}{4 x} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.21, size = 48, normalized size = 1.04
method | result | size |
derivativedivides | \(b^{2} \left (-\frac {\hyperbolicCosineIntegral \left (b x \right )}{2 b^{2} x^{2}}-\frac {\cosh \left (b x \right )}{4 b^{2} x^{2}}-\frac {\sinh \left (b x \right )}{4 b x}+\frac {\hyperbolicCosineIntegral \left (b x \right )}{4}\right )\) | \(48\) |
default | \(b^{2} \left (-\frac {\hyperbolicCosineIntegral \left (b x \right )}{2 b^{2} x^{2}}-\frac {\cosh \left (b x \right )}{4 b^{2} x^{2}}-\frac {\sinh \left (b x \right )}{4 b x}+\frac {\hyperbolicCosineIntegral \left (b x \right )}{4}\right )\) | \(48\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 87 vs.
\(2 (39) = 78\).
time = 2.41, size = 87, normalized size = 1.89 \begin {gather*} - \frac {b^{2} \log {\left (b x \right )}}{4} + \frac {b^{2} \log {\left (b^{2} x^{2} \right )}}{8} + \frac {b^{2} \operatorname {Chi}\left (b x\right )}{4} - \frac {b \sinh {\left (b x \right )}}{4 x} + \frac {\log {\left (b x \right )}}{2 x^{2}} - \frac {\log {\left (b^{2} x^{2} \right )}}{4 x^{2}} - \frac {\cosh {\left (b x \right )}}{4 x^{2}} - \frac {\operatorname {Chi}\left (b x\right )}{2 x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \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 = -0.02 \begin {gather*} \frac {b^2\,\mathrm {coshint}\left (b\,x\right )}{4}-\frac {\frac {\mathrm {coshint}\left (b\,x\right )}{2}+\frac {\mathrm {cosh}\left (b\,x\right )}{4}+\frac {b\,x\,\mathrm {sinh}\left (b\,x\right )}{4}}{x^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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