3.108 \(\int \frac {\cosh (b x) \text {Chi}(b x)}{x^2} \, dx\)

Optimal. Leaf size=49 \[ b \text {Int}\left (\frac {\text {Chi}(b x) \sinh (b x)}{x},x\right )-\frac {\text {Chi}(b x) \cosh (b x)}{x}+b \text {Shi}(2 b x)-\frac {\cosh ^2(b x)}{x} \]

[Out]

b*CannotIntegrate(Chi(b*x)*sinh(b*x)/x,x)-Chi(b*x)*cosh(b*x)/x-cosh(b*x)^2/x+b*Shi(2*b*x)

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Rubi [A]  time = 0.15, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {\cosh (b x) \text {Chi}(b x)}{x^2} \, dx \]

Verification is Not applicable to the result.

[In]

Int[(Cosh[b*x]*CoshIntegral[b*x])/x^2,x]

[Out]

-(Cosh[b*x]^2/x) - (Cosh[b*x]*CoshIntegral[b*x])/x + b*SinhIntegral[2*b*x] + b*Defer[Int][(CoshIntegral[b*x]*S
inh[b*x])/x, x]

Rubi steps

\begin {align*} \int \frac {\cosh (b x) \text {Chi}(b x)}{x^2} \, dx &=-\frac {\cosh (b x) \text {Chi}(b x)}{x}+b \int \frac {\cosh ^2(b x)}{b x^2} \, dx+b \int \frac {\text {Chi}(b x) \sinh (b x)}{x} \, dx\\ &=-\frac {\cosh (b x) \text {Chi}(b x)}{x}+b \int \frac {\text {Chi}(b x) \sinh (b x)}{x} \, dx+\int \frac {\cosh ^2(b x)}{x^2} \, dx\\ &=-\frac {\cosh ^2(b x)}{x}-\frac {\cosh (b x) \text {Chi}(b x)}{x}+(2 i b) \int -\frac {i \sinh (2 b x)}{2 x} \, dx+b \int \frac {\text {Chi}(b x) \sinh (b x)}{x} \, dx\\ &=-\frac {\cosh ^2(b x)}{x}-\frac {\cosh (b x) \text {Chi}(b x)}{x}+b \int \frac {\text {Chi}(b x) \sinh (b x)}{x} \, dx+b \int \frac {\sinh (2 b x)}{x} \, dx\\ &=-\frac {\cosh ^2(b x)}{x}-\frac {\cosh (b x) \text {Chi}(b x)}{x}+b \text {Shi}(2 b x)+b \int \frac {\text {Chi}(b x) \sinh (b x)}{x} \, dx\\ \end {align*}

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Mathematica [A]  time = 0.20, size = 0, normalized size = 0.00 \[ \int \frac {\cosh (b x) \text {Chi}(b x)}{x^2} \, dx \]

Verification is Not applicable to the result.

[In]

Integrate[(Cosh[b*x]*CoshIntegral[b*x])/x^2,x]

[Out]

Integrate[(Cosh[b*x]*CoshIntegral[b*x])/x^2, x]

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fricas [A]  time = 0.50, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {\cosh \left (b x\right ) \operatorname {Chi}\left (b x\right )}{x^{2}}, x\right ) \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(Chi(b*x)*cosh(b*x)/x^2,x, algorithm="fricas")

[Out]

integral(cosh(b*x)*cosh_integral(b*x)/x^2, x)

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giac [A]  time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {{\rm Chi}\left (b x\right ) \cosh \left (b x\right )}{x^{2}}\,{d x} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(Chi(b*x)*cosh(b*x)/x^2,x, algorithm="giac")

[Out]

integrate(Chi(b*x)*cosh(b*x)/x^2, x)

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maple [A]  time = 0.02, size = 0, normalized size = 0.00 \[ \int \frac {\Chi \left (b x \right ) \cosh \left (b x \right )}{x^{2}}\, dx \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(Chi(b*x)*cosh(b*x)/x^2,x)

[Out]

int(Chi(b*x)*cosh(b*x)/x^2,x)

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maxima [A]  time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {{\rm Chi}\left (b x\right ) \cosh \left (b x\right )}{x^{2}}\,{d x} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(Chi(b*x)*cosh(b*x)/x^2,x, algorithm="maxima")

[Out]

integrate(Chi(b*x)*cosh(b*x)/x^2, x)

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mupad [A]  time = 0.00, size = -1, normalized size = -0.02 \[ \int \frac {\mathrm {coshint}\left (b\,x\right )\,\mathrm {cosh}\left (b\,x\right )}{x^2} \,d x \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((coshint(b*x)*cosh(b*x))/x^2,x)

[Out]

int((coshint(b*x)*cosh(b*x))/x^2, x)

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sympy [A]  time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {\cosh {\left (b x \right )} \operatorname {Chi}\left (b x\right )}{x^{2}}\, dx \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(Chi(b*x)*cosh(b*x)/x**2,x)

[Out]

Integral(cosh(b*x)*Chi(b*x)/x**2, x)

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