Timeline for Approximation to the ratio of a Gaussian CDF to PDF
Current License: CC BY-SA 3.0
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| Sep 5, 2011 at 19:01 | comment | added | lowndrul | @Brendan. Then by L'hospital's rule on $Y'(x)$ we get that $\lim_{\infty}Y'(x)=0$ so that $\lim_{\infty}xY(x)=1$ or $Y(x) \approx \frac{1}{x}$ as x becomes large. Thx! | |
| Sep 5, 2011 at 2:17 | history | answered | Brendan McKay | CC BY-SA 3.0 |