funObjViennet2

PURPOSE ^

% Viennet 2nd objective function

SYNOPSIS ^

function [p,dp]=funObjViennet2(xx)

DESCRIPTION ^

% Viennet 2nd objective function
L. LAURENT -- 09/05/2018 -- luc.laurent@lecnam.net

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 %% Viennet 2nd objective function
0002 %L. LAURENT -- 09/05/2018 -- 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]=funObjViennet2(xx)
0025 
0026 %constant
0027 a=3;
0028 b=2;
0029 c=4;
0030 d=8;
0031 e=27;
0032 f=15;
0033 
0034 %responses and derivatives
0035 xxx=xx(:,:,1);
0036 yyy=xx(:,:,2);
0037 %
0038 tda=a*xxx-b*yyy+c;
0039 tdb=xxx-yyy+1;
0040 %
0041 p=tda.^2./d+tdb.^2./e+f;
0042 
0043 if nargout==2
0044     %
0045     dp(:,:,1)=2*a/d*tda+2/e*tdb;
0046     dp(:,:,2)=-2*b/d*tda-2/e*tdb;
0047     %
0048 end
0049 end

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