Topic: Utilities

Topic Description:

Basic R utilities used in many packages and functions, such as date and string manipulations, statistical distributions, geometry of lines and distances. The R package date is required for the two data functions.



File: utilities/distributions.r

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Function: dweibull.3param

Function Description: dweibull.3param

PDF of three-parameter Weibull

Function Arguments:

ArgumentDefault Value
x
x0
shape
scale

Function Source:

dweibull.3param=function(x,x0,shape,scale)
{
z=(x-x0)/scale
y=(shape/(x-x0))*(z^shape)*exp(-z^shape)
y[x<=x0]=0

return(y)
}