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constrain on nonlinear least-squares fitting

From: "Fiaschi" <blazar at virgilio dot it>
To: <gsl-discuss at sources dot redhat dot com>
Date: Thu, 16 Jan 2003 23:27:41 +0100
Subject: constrain on nonlinear least-squares fitting
References: <Pine.GSO.4.33.0301150926550.1569-100000@pollux.usc.edu> <15909.53375.599774.657130@hppav.local>

How I can limit the range of one or more parameters on nonlinear
least-squares fitting algorithm?

I must fit a one-dimensional array with a simple generic sinusoidal function
I(t)=B+A*sin(omega*t+phi) but the parameters A and B must be always >0 and
0<phi<pi

Thanks!

Marco Fiaschi

Follow-Ups:
- Re: constrain on nonlinear least-squares fitting
  - From: Brian Gough

References:
- Bug in discrete random distribution
  - From: ahoward
- Re: Bug in discrete random distribution
  - From: Brian Gough

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