> Date: Sun, 20 Jun 2004 18:32:46 -0400
> From: "Zhen Chen" <[EMAIL PROTECTED]>
>
> I have problem evaluating the expression h = exp(x)/(exp(exp(x))-1) for
> large negative x. This expression is actually the probability
> that y = 1 when y is a Poisson random variable truncated at 0, hence
> mus
On Sun, 20 Jun 2004, Zhen Chen wrote:
> I have problem evaluating the expression h = exp(x)/(exp(exp(x))-1) for
> large negative x. This expression is actually the probability
> that y = 1 when y is a Poisson random variable truncated at 0, hence
> must satisfy 0 <= h <= 1. However, when
You wou
"Zhen Chen" <[EMAIL PROTECTED]> writes:
> I have problem evaluating the expression h = exp(x)/(exp(exp(x))-1)
> for large negative x. This expression is actually the probability
> that y = 1 when y is a Poisson random variable truncated at 0, hence
> must satisfy 0 <= h <= 1. However, when
> x < -
I have problem evaluating the expression h = exp(x)/(exp(exp(x))-1) for
large negative x. This expression is actually the probability
that y = 1 when y is a Poisson random variable truncated at 0, hence
must satisfy 0 <= h <= 1. However, when
x < -18, I may get an h value that is larger than 1 w