funEX1

PURPOSE ^

% EX1 function

SYNOPSIS ^

function [p,dp]=funEX1(xx)

DESCRIPTION ^

% EX1 function
L. LAURENT -- 16/11/2016 -- luc.laurent@lecnam.net

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 %% EX1 function
0002 %L. LAURENT -- 16/11/2016 -- luc.laurent@lecnam.net
0003 
0004 % sources available here:
0005 % https://bitbucket.org/luclaurent/optigtest/
0006 % https://github.com/luclaurent/optigtest/
0007 
0008 % optiGTest - set of testing functions    A toolbox to easy manipulate functions.
0009 % Copyright (C) 2017  Luc LAURENT <luc.laurent@lecnam.net>
0010 %
0011 % This program is free software: you can redistribute it and/or modify
0012 % it under the terms of the GNU General Public License as published by
0013 % the Free Software Foundation, either version 3 of the License, or
0014 % (at your option) any later version.
0015 %
0016 % This program is distributed in the hope that it will be useful,
0017 % but WITHOUT ANY WARRANTY; without even the implied warranty of
0018 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0019 % GNU General Public License for more details.
0020 %
0021 % You should have received a copy of the GNU General Public License
0022 % along with this program.  If not, see <http://www.gnu.org/licenses/>.
0023 
0024 %
0025 %global minimum : f(x1,x2)=-1.28186 for (1.764,11.15)
0026 %
0027 %Design space: 0<xi<12
0028 
0029 function [p,dp]=funEX1(xx)
0030 
0031 %constants
0032 a=0.1;
0033 b=1;
0034 c=10;
0035 d=11;
0036 
0037 %variables
0038 xxx=xx(:,:,1);
0039 yyy=xx(:,:,2);
0040 
0041 %evaluation and derivatives
0042 p=a*(b-xxx.^2)+a*sin(c*xxx)+(d-yyy).^2+sin(c*yyy);
0043 %
0044 if nargout==2
0045     dp(:,:,1)=-2*xxx*a+a*c*cos(c*xxx);
0046     dp(:,:,2)=-2*(d-yyy)+c*cos(c*yyy);
0047 end
0048 end

Generated on Tue 28-May-2019 16:00:34 by m2html © 2005