# design-cent-4.dat  
# ... initialize variables x & lower bounds 
param 	: 		x0 := 
 	 1                    3
 	 2                    0
 	 3                    0
 	 4                   -1 ;

 # ... initialize variables y  
param y0:		1  		2 		3 :=
	 1                    0                    3                    0
	 2                    0                    0                   -1 ;

 # ... initialize variables l  
param ll0:		1  		2 		3 := 
 	 1                    0                    0                    0
 	 2                    0                    0                    0
 	 3                    0                    0                    0
 	 4                    0                    0                    1 ;