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% File src/library/stats/man/nlminb.Rd
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% File src/library/stats/man/nlminb.Rd
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% Part of the R package, https://www.R-project.org
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% Part of the R package, https://www.R-project.org
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% Copyright 1995-2014 R Core Team
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% Copyright 1995-2017 R Core Team
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% Distributed under GPL 2 or later
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% Distributed under GPL 2 or later
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\name{nlminb}
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\name{nlminb}
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\alias{nlminb}
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\alias{nlminb}
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\title{Optimization using PORT routines }
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\title{Optimization using PORT routines }
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  will be coerced to double.
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  will be coerced to double.
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  %% The PORT documentation is at
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  %% The PORT documentation is at
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  %% \url{http://netlib.bell-labs.com/cm/cs/cstr/153.pdf}.
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  %% \url{http://netlib.bell-labs.com/cm/cs/cstr/153.pdf}.
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  The parameter vector passed to \code{objective}, \code{gradient} and
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  \code{hessian} had special semantics prior to \R 3.1.0 and was shared
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  between calls.  The functions should not copy it.
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  If any of the functions returns \code{NA} or \code{NaN} the internal code
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  If any of the functions returns \code{NA} or \code{NaN} this is an
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  could infinite-loop in \R prior to 2.15.2: this is now an error for
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  the gradient and Hessian, and such values for function evaluation are
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  error for the gradient and Hessian, and such values for function
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  replaced by \code{+Inf} with a warning.
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  evaluation are replaced by \code{+Inf} with a warning.
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}
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}
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% see PR#15052.
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% see PR#15052.
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\value{
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\value{
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  A list with components:
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  A list with components:
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  \item{par}{The best set of parameters found.}
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  \item{par}{The best set of parameters found.}