List questions from error-function

Published on 13 Aug 2021 - 13:59

49

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Integratation of erfc(a+bz)

Published on 20 Aug 2021 - 20:30

109

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Positivity of Faddeeva function's imaginary part in the first quadrant of a complex plane

Published on 24 Aug 2021 - 10:11

35

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Definite integral of erf, exponential (exp(-(a-x)^2)) and power (x)

Published on 30 Aug 2021 - 11:09

224

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ODE: $y''y+ax+by+c=0,y=k\pm\sqrt2\int\sqrt{a\int\ln(y)dx-(ax+c)\,\ln(y)-by+K}dx,\int\frac{dy}{\sqrt{K-(ax+c)\,\ln(y)+a\int\ln(y)dx-by}}=k\pm\sqrt2x$

Published on 25 Feb 2026 - 5:26

129

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$\int_0^{\pi/2} e^{-\tan^2(x)}\,dx=\frac{\pi e}{2}\big(1-\operatorname{erf}(1)\big)$

Published on 08 Sep 2021 - 0:12

364

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Solving integral using feynman trick

Published on 09 Sep 2021 - 14:28

63

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Is accuracy a smooth function in binary classification problems?

Published on 18 Sep 2021 - 17:23

512

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How to evaluate $\sum\limits_{x=0}^\infty \text{erfc}(x)= 1.1619990479471263635323…?$

Published on 19 Sep 2021 - 23:40

143

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Evaluating $\int e^{-\sqrt{a^2 - b^2} \cosh(x)} \, dx$

Published on 27 Mar 2026 - 18:26

58

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Though process to calculate error rate for a classification algorithm with 1000 objects?

Published on 25 Sep 2021 - 11:32

294

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Can I use the asymptotic expansion of the Error function for complex arguments?

Published on 27 Sep 2021 - 14:25

34

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What is special about a function being elementary?

Published on 27 Mar 2026 - 20:12

123

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Alternative approach to error function for integration

Published on 29 Sep 2021 - 22:17

117

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An integral related error function

Published on 03 Oct 2021 - 17:46

List Question

Statistics of Gaussian Random Walk Passed Through the Heaviside Function

Integratation of erfc(a+bz)

Positivity of Faddeeva function's imaginary part in the first quadrant of a complex plane

Definite integral of erf, exponential (exp(-(a-x)^2)) and power (x)

ODE: $y''y+ax+by+c=0,y=k\pm\sqrt2\int\sqrt{a\int\ln(y)dx-(ax+c)\,\ln(y)-by+K}dx,\int\frac{dy}{\sqrt{K-(ax+c)\,\ln(y)+a\int\ln(y)dx-by}}=k\pm\sqrt2x$

$\int_0^{\pi/2} e^{-\tan^2(x)}\,dx=\frac{\pi e}{2}\big(1-\operatorname{erf}(1)\big)$

Solving integral using feynman trick

Is accuracy a smooth function in binary classification problems?

How to evaluate $\sum\limits_{x=0}^\infty \text{erfc}(x)= 1.1619990479471263635323…?$

Evaluating $\int e^{-\sqrt{a^2 - b^2} \cosh(x)} \, dx$

Though process to calculate error rate for a classification algorithm with 1000 objects?

Can I use the asymptotic expansion of the Error function for complex arguments?

What is special about a function being elementary?

Alternative approach to error function for integration

An integral related error function

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