% Binh and Korn 2nd constraint function L. LAURENT -- 07/05/2018 -- luc.laurent@lecnam.net
0001 %% Binh and Korn 2nd constraint function 0002 %L. LAURENT -- 07/05/2018 -- 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 function [p,dp]=funConsKornBinh2(xx) 0025 0026 %constants 0027 a=8; 0028 b=3; 0029 c=7.7; 0030 0031 %responses and derivatives 0032 xxx=xx(:,:,1); 0033 yyy=xx(:,:,2); 0034 % 0035 p=(xxx-a).^2+(yyy+b).^2-c; 0036 0037 if nargout==2 0038 % 0039 dp(:,:,1)=2*(xxx-a); 0040 dp(:,:,2)=2*(yyy+b); 0041 end 0042 end