function obj = fungreg (x)
   x    
            MAT = [1	1	1	1	2	1	1	1	1	1	1;12	12	12	12	12	12	12	12	7.5	3	3;6	6	6	6	6	6	6	6	4	2	2;0	0	0	0	0	0	0	0	0.5	1	1];
            
            
            FI=[1.97052;	7.54;	4.26000;	1.60392];

ro=(MAT*x)

no=FI-ro

obj = norm(no)
                      
          
          endfunction