Weibull probability density.
Syntax: @dweib(x, m, a)
x: number,

m: number,

a: number,

Return: number
Evaluates the probability density function,
for

and 0 elsewhere.
Examples
= @dweib(@log(2), 1, 1)
returns 0.5.
Cross-references
See also
@cweib,
@qweib, and
@rweib.