@c Copyright (C) 1996, 1997, 2006, 2007 John W. Eaton
@c
@c This file is part of Octave.
@c
@c Octave is free software; you can redistribute it and/or modify it
@c under the terms of the GNU General Public License as published by the
@c Free Software Foundation; either version 3 of the License, or (at
@c your option) any later version.
@c 
@c Octave is distributed in the hope that it will be useful, but WITHOUT
@c ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
@c FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
@c for more details.
@c 
@c You should have received a copy of the GNU General Public License
@c along with Octave; see the file COPYING.  If not, see
@c <http://www.gnu.org/licenses/>.

@node Nonlinear Equations, Optimization, Nonlinear Functions, Top
@chapter Nonlinear Equations
@cindex nonlinear equations

@deftypefn  {} {} NLEqn_options (void)
@deftypefnx  {} {} NLEqn_options (const NLEqn_options &@var{opt})
@end deftypefn

@deftypefn {} NLEqn_options& {operator =} (const NLEqn_options &@var{opt})
@end deftypefn

@deftypefn {} void init (void)
@end deftypefn

@deftypefn {} void copy (const NLEqn_options &@var{opt})
@end deftypefn

@deftypefn {} void set_default_options (void)
@end deftypefn

@deftypefn {} void set_tolerance (double @var{val})
@end deftypefn

@deftypefn {} double tolerance (void)
@end deftypefn

@deftypefn  {} {} NLEqn (void)
@deftypefnx  {} {} NLEqn (const ColumnVector&, const @var{NLFunc})
@deftypefnx  {} {} NLEqn (const NLEqn &@var{a})
@end deftypefn

@deftypefn {} NLEqn& {operator =} (const NLEqn &@var{a})
@end deftypefn

@deftypefn {} void resize (int @var{n})
@end deftypefn

@deftypefn {} void set_states (const ColumnVector &@var{x})
@end deftypefn

@deftypefn {} ColumnVector states (void) const
@end deftypefn

@deftypefn {} int size (void) const
@end deftypefn

@deftypefn {} ColumnVector solve (void)
@deftypefnx {} ColumnVector solve (const ColumnVector &@var{x})
@end deftypefn

@deftypefn {} ColumnVector solve (int &@var{info})
@deftypefnx{} ColumnVector solve (const ColumnVector &@var{x}, int &@var{info})
@end deftypefn