05 - QUADRATIC PROGRAMMING
--------------------------


      CALL EILD05(N,NC,NCL,X,IX,XL,XU,IC,CL,CU,CG,GF,HF,FMIN,XMAX,
     &            NEXT,IEXT,IERR)

         N - NUMBER OF VARIABLES (OUTPUT)
         NC - NUMBER OF GENERAL CONSTRAINTS (OUTPUT)
         NCL - NUMBER OF LINEAR CONSTRAINTS (OUTPUT - ALWAYS NC)
         X(N) - INITIAL VECTOR OF VARIABLES (OUTPUT)
         IX(N) - TYPES OF SIMPLE BOUNDS (OUTPUT):
                IX(I)=0 FOR UNBOUNDED VARIABLE,
                IX(I)=1 FOR LOWER BOUND XL(I) <= X(I),
                IX(I)=2 FOR UPPER BOUND X(I) <= XU(I),
                IX(I)=3 FOR TWO SIDED BOUND XL(I) <= X(I) <= XU(I)
         XL(N) - VECTOR OF LOWER BOUNDS (OUTPUT)
         XU(N) - VECTOR OF UPPER BOUNDS (OUTPUT)
         IC(NC) - TYPES OF GENERAL CONSTRAINTS (OUTPUT):
                IC(KC)=1 FOR LOWER CONSTRAINT CL(KC) <= FC(KC),
                IC(KC)=2 FOR UPPER CONSTRAINT FC(KC) <= CU(KC),
                IC(KC)=3 FOR TWO SIDED CONSTRAINT
                CL(KC) <= FC(KC) <= CU(KC)
         CL(NC) - VECTOR OF LOWER CONSTRAINTS (OUTPUT)
         CU(NC) - VECTOR OF UPPER CONSTRAINTS (OUTPUT)
         CG(N*NCL) - COEFFICIENTS OF GENERAL LINEAR CONSTRAINTS
                     (OUTPUT)
         GF(N) - COEFFICIENTS OF LINEAR TERM IN THE OBJECTIVE
                 FUNCTION (OUTPUT)
         HF(N*(N+1)/2) - COEFFICIENTS OF QUADRATIC TERM IN THE
                         OBJECTIVE FUNCTION (OUTPUT)
         FMIN - LOWER BOUND OF OBJECTIVE FUNCTION (OUTPUT)
         XMAX - UPPER BOUND OF STEPSIZE (OUTPUT)
         NEXT - NO. OF PROBLEM (INPUT): THERE IS 5 PROBLEMS
                (NEXT FROM 1 TO 5)
         IEXT - TYPE OF EXTREMUM (0-MINIMUM, 1-MAXIMUM)
         IERR - CONFLICT IN INPUT DATA IF IERR <> 0 (OUTPUT)
