3.1.32 \(\int \frac {\text {Erf}(b x)^2}{x^2} \, dx\) [32]

Optimal. Leaf size=13 \[ \text {Int}\left (\frac {\text {Erf}(b x)^2}{x^2},x\right ) \]

[Out]

Unintegrable(erf(b*x)^2/x^2,x)

________________________________________________________________________________________

Rubi [A]
time = 0.01, 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 = {} \begin {gather*} \int \frac {\text {Erf}(b x)^2}{x^2} \, dx \end {gather*}

Verification is not applicable to the result.

[In]

Int[Erf[b*x]^2/x^2,x]

[Out]

Defer[Int][Erf[b*x]^2/x^2, x]

Rubi steps

\begin {align*} \int \frac {\text {erf}(b x)^2}{x^2} \, dx &=\int \frac {\text {erf}(b x)^2}{x^2} \, dx\\ \end {align*}

________________________________________________________________________________________

Mathematica [A]
time = 0.03, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\text {Erf}(b x)^2}{x^2} \, dx \end {gather*}

Verification is not applicable to the result.

[In]

Integrate[Erf[b*x]^2/x^2,x]

[Out]

Integrate[Erf[b*x]^2/x^2, x]

________________________________________________________________________________________

Maple [A]
time = 0.03, size = 0, normalized size = 0.00 \[\int \frac {\erf \left (b x \right )^{2}}{x^{2}}\, dx\]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(erf(b*x)^2/x^2,x)

[Out]

int(erf(b*x)^2/x^2,x)

________________________________________________________________________________________

Maxima [A]
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.

[In]

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

[Out]

4*b*integrate(erf(b*x)*e^(-b^2*x^2)/x, x)/sqrt(pi) - erf(b*x)^2/x

________________________________________________________________________________________

Fricas [A]
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.

[In]

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

[Out]

integral(erf(b*x)^2/x^2, x)

________________________________________________________________________________________

Sympy [A]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\operatorname {erf}^{2}{\left (b x \right )}}{x^{2}}\, dx \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(erf(b*x)**2/x**2,x)

[Out]

Integral(erf(b*x)**2/x**2, x)

________________________________________________________________________________________

Giac [A]
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.

[In]

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

[Out]

integrate(erf(b*x)^2/x^2, x)

________________________________________________________________________________________

Mupad [A]
time = 0.00, size = -1, normalized size = -0.08 \begin {gather*} \int \frac {{\mathrm {erf}\left (b\,x\right )}^2}{x^2} \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(erf(b*x)^2/x^2,x)

[Out]

int(erf(b*x)^2/x^2, x)

________________________________________________________________________________________