[Date Index] [Thread Index] [Author Index]

Re: NSolve and SplineFit

• To: mathgroup at smc.vnet.net
• Subject: [mg44210] Re: NSolve and SplineFit
• From: Paul Abbott <paul at physics.uwa.edu.au>
• Date: Tue, 28 Oct 2003 05:53:16 -0500 (EST)
• Organization: The University of Western Australia
• References: <bn8eha$niu$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

In article <bn8eha$niu$1 at smc.vnet.net>,
 mizrandir at hotmail.com (Mizrandir) wrote:

> I have a list of (x,y) points. They are equally spaced in the x-axis
> so I have decided to use SplineFit in order to have a function I can
> evaluate in whichever intermediate point I like. 

Whether or not they are equally spaced, why not use the built-in 
Interpolation function instead of SplineFit? Mathematica knows how to 
integrate and differentiate Interpolation functions, so it is usually a 
better choice.

Cheers,
Paul

-- 
Paul Abbott                                   Phone: +61 8 9380 2734
School of Physics, M013                         Fax: +61 8 9380 1014
The University of Western Australia      (CRICOS Provider No 00126G)         
35 Stirling Highway
Crawley WA 6009                      mailto:paul at physics.uwa.edu.au 
AUSTRALIA                            http://physics.uwa.edu.au/~paul