Command Reference : Function Reference : Function Reference: G
  
 
@gammaincder
Derivative of the incomplete gamma integral.
Syntax: @gammaincder(x, a, c)
x: number
a: number
c integer
Return: number
Given the incomplete gamma integral for elements of x and a:
for and , compute the derivative given by c where c is an integer from 1 to 5 indicating the desired derivative,
 
If c is not an integer, the integer floor will be used.
Examples
= @gammaincder(1,3,1)
returns 0.18393....
Cross-references
See also @gammainc and @gammaincinv.