Optimal. Leaf size=83 \[ -\frac {e^{c+d x^2} \text {Erfc}(a+b x)}{x}-\frac {2 b \text {Int}\left (\frac {e^{-a^2+c-2 a b x+\left (-b^2+d\right ) x^2}}{x},x\right )}{\sqrt {\pi }}+2 d \text {Int}\left (e^{c+d x^2} \text {Erfc}(a+b x),x\right ) \]
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Rubi [A]
time = 0.14, 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 {e^{c+d x^2} \text {Erfc}(a+b x)}{x^2} \, dx \end {gather*}
Verification is not applicable to the result.
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Rubi steps
\begin {align*} \int \frac {e^{c+d x^2} \text {erfc}(a+b x)}{x^2} \, dx &=-\frac {e^{c+d x^2} \text {erfc}(a+b x)}{x}+(2 d) \int e^{c+d x^2} \text {erfc}(a+b x) \, dx-\frac {(2 b) \int \frac {e^{-a^2+c-2 a b x+\left (-b^2+d\right ) x^2}}{x} \, dx}{\sqrt {\pi }}\\ \end {align*}
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Mathematica [A]
time = 0.68, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {e^{c+d x^2} \text {Erfc}(a+b x)}{x^2} \, dx \end {gather*}
Verification is not applicable to the result.
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Maple [A]
time = 0.09, size = 0, normalized size = 0.00 \[\int \frac {{\mathrm e}^{d \,x^{2}+c} \mathrm {erfc}\left (b x +a \right )}{x^{2}}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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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.
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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.
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Sympy [A]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} e^{c} \int \frac {e^{d x^{2}} \operatorname {erfc}{\left (a + b x \right )}}{x^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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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.
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Mupad [A]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {\mathrm {erfc}\left (a+b\,x\right )\,{\mathrm {e}}^{d\,x^2+c}}{x^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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