Error "singular gradient matrix at initial parameter estimates" in nls

Thu, Jun 30, 2011 6:14 AM

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Niklaus Hurlimann Error "singular gradient matrix at initial parameter estimates" in nls Jun 30 Peter Ehlers Error "singular gradient matrix at initial parameter estimates" in nls Jun 30 Walmes Zeviani Error "singular gradient matrix at initial parameter estimates" in nls Jun 30