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Re: Curvefit on PV-Wave [message #20312 is a reply to message #20308]

Thu, 01 June 2000 00:00

Mark D. Williams
Messages: 15
Registered: November 1999

Junior Member

Hi Kyle,

"R. Kyle Justice" wrote:
>
> Does anyone have a *PV-Wave* routine that will perform a non-linear
> least squares fit? Apparently I am not the only one unhappy with
> the standard CURVEFIT function

Do have the IMSL Math/Stats option for PV-WAVE? If so,
then a good option for non-linear fitting is the
NLINSQ function, which solves a nonlinear least-squares
problem using a modified Levenberg-Marquardt algorithm.

Hope this helps,
M. Williams
Resource Engineering, Inc.

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[Message index]

		Re: Curvefit on PV-Wave By: rkj on Fri, 02 June 2000 00:00
		Re: Curvefit on PV-Wave By: davidf on Thu, 01 June 2000 00:00
		Re: Curvefit on PV-Wave By: rkj on Thu, 01 June 2000 00:00
		Re: Curvefit on PV-Wave By: Mark D. Williams on Thu, 01 June 2000 00:00

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