[R] Parameters of exponential power density

Jagat.K.Sheth at wellsfargo.com Jagat.K.Sheth at wellsfargo.com
Mon Dec 1 17:56:21 CET 2008


Maybe you can try one of Jim Lindsey's libraries available at
http://popgen.unimaas.nl/~jlindsey/rcode.html

If I recall, there is a function 'elliptic' in his 'growth' package that
may help you.   

Otherwise, you can use one of R's nonlinear optimization functions, e.g.
'nlm', 'optim', etc. 

HTH

-----Original Message-----
From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org]
On Behalf Of Schacka24
Sent: Monday, December 01, 2008 10:12 AM
To: r-help at r-project.org
Subject: [R] Parameters of exponential power density


Hello!
I must estimate the parameters of a exponential power density. There is
the normalp package, but this works only for a shape parameter bigger
than 1.
But what should i do if the shape parameter is less than 1? (Sorry for
my
english)
Thank you very much for help!
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