From pwolf@wiwi.uni-bielefeld.de  Wed Jun  6 17:31:31 2001
From: pwolf@wiwi.uni-bielefeld.de (pwolf@wiwi.uni-bielefeld.de)
Date: Wed, 6 Jun 2001 18:31:31 +0200 (MET DST)
Subject: [Rd] error in dbeta (PR#970)
Message-ID: <200106061631.SAA27378@pubhealth.ku.dk>

Full_Name: Hans Peter Wolf
Version: 1.2.1
OS: hpux10.20
Submission from: (NULL) (129.70.84.25)


dbeta computes a wrong result with parameters (1.3,1)

> version                
platform hppa2.0-hp-hpux10.20
arch     hppa2.0             
os       hpux10.20           
system   hppa2.0, hpux10.20  
status                       
major    1                   
minor    2.1                 
year     2001                
month    01                  
day      15                  
language R                   
> dbeta((0:5)/5,1.3,1.0)
[1] 0.0 0.0 0.0 0.0 0.0 1.3
> dbeta((0:5)/5,1.30001,1.0)
[1] 0.0000000 0.8021373 0.9875537 1.1152952 1.2158296 1.3000100
> dbeta((0:5)/5,1.29999,1.0)
[1] 0.0000000 0.8021508 0.9875566 1.1152895 1.2158163 1.2999900


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[Rd] error in dbeta (PR#970)
pwolf@wiwi.uni-bielefeld.de