[-Inf, 0, 5];
%   penm.ubg = [0, Inf, 5]; 
%   penm.lbA = [0]; 
%   penm.ubA = [Inf];
% 
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%  href="#top_of_page">Back to Top</a>
% </html> 
%% Call back functions 
% 
% *IMPORTANT NOTE*
%
% Whenever matrix variables |Y{1}, Y{2}, ..., Y{NY}| are present, they 
% will be vectorized. All elements of this new vector will be counted with 
% indices starting with |(Nx+1)| (|Nx| = number of scalar variables), using 
% the ordering |Y{1}, Y{2}, ..., Y{NY}|. Every |Y{i}| is assumed to be 
%