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Re: Help : I cannot poly_fit to 9 degree!!!
| Re: Help : I cannot poly_fit to 9 degree!!! [message #11580] |
Thu, 30 April 1998 00:00 |
pit
Messages: 92
Registered: January 1996
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In article <35483EFD.4747@midway.uchicago.edu>,
Pao-hung Lin <plin21@midway.uchicago.edu> writes:
> Guys, I need help in my research.
>
> I need to fit a x-y curve(200 points each)
> in polymoninal to 9 degree or even 10 degree.
> However, my IDL 4.01 on win 95 only allow me to fit
> to 8 degree or less(just one degree less , isn't that great?)
> 9 degree or higher will cause the program to crash and jump out.
Is this on *every* fit you try with degree>8, or just with your
(typical?) data? I just tried a poly_fit(x,y,12) here (IDL 4.01 on
Linux P133/64MB) and it does work.
Peter
--
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Peter "Pit" Suetterlin http://www.uni-sw.gwdg.de/~pit
Universitaets-Sternwarte Goettingen
Tel.: +49 551 39-5048 pit@uni-sw.gwdg.de
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