# Copyright (C) 2002 John W. Eaton
#
# This file is part of Octave.
# 
# Octave is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
# 
# Octave is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# for more details.
# 
# You should have received a copy of the GNU General Public License
# along with Octave; see the file COPYING.  If not, see
# <http://www.gnu.org/licenses/>.

CLASS = "NLEqn"

FCN_NAME = "fsolve"

INCLUDE = "dColVector.h"
INCLUDE = "NLFunc.h"


DOC_STRING
When called with two arguments, this function allows you set options
parameters for the function @code{fsolve}.  Given one argument,
@code{fsolve_options} returns the value of the corresponding option.  If
no arguments are supplied, the names of all the available options and
their current values are displayed.
END_DOC_STRING

OPTION
  NAME = "tolerance"
  DOC_ITEM
Nonnegative relative tolerance.
  END_DOC_ITEM
  TYPE = "double"
  INIT_VALUE = "::sqrt (DBL_EPSILON)"
  SET_EXPR = "(val > 0.0) ? val : ::sqrt (DBL_EPSILON)"
END_OPTION