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From Kim van der Linde <>
Subject Re: [math] Questions regarding probability distributions
Date Wed, 20 Oct 2004 02:49:46 GMT

Phil Steitz wrote:
> Frank,
> After reading carefully again and thinking about some practical
> examples, I agree that the current framework has a fundamental and
> unecessary limitation.  The "point mass at 0, continuous beyond 0"
> example below does occur in practical applications (e.g. component
> lifetimes, 0 = defective).  As I said in a previous post, the
> distributions package was designed to house commonly used
> "parametric" distributions like the ones that are implemented now;
> but there is no reason that the framework could not be used to
> support any kind of distribution.  Therefore, since the change to add
> a base interface is small and does not really complicate the
> structure or client code, I am +0 for adding it.  Any other opinions
> on this?


I agree with Frank, and think it is benifiting the design.


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