Command Reference : Function Reference : Function Reference: C
  
 
@cgamma
Gamma cumulative distribution.
Syntax: @cgamma(x, b, r[, u])
x: number
b: number,
r: number,
u: (optional) number
Return: number
Computes the cumulative distribution function
where
for and 0 elsewhere.
If the optional argument u is non-zero, return the upper-tail value:
Examples
= @cgamma(2.7725, 4, 1)
returns 0.49998....
Cross-references
See also @dgamma, @qgamma, and @rgamma.