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Re: polynomial curve fitting quick question [message #46634]

Wed, 30 November 2005 08:43

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

rlayberry@hotmail.com writes:

> I want to fit some data using the standard polynomial expansion
>
> y=a + bx + cx^2 + dx^3 + ex^-1 +fx^-2 +gx^-3
>
> is there a standard routine to do this?

This command will get you close to where you want to be:

IDL> ? curve fitting

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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Re: polynomial curve fitting quick question

By: David Fanning on Wed, 30 November 2005 08:43

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