INTERFACE ConjMinimizer;

(*
  Multivariate function minimization by conjugate gradient.
  
  Created 96/01/05 by J.Stolfi
*)

IMPORT Minimizer;

TYPE
  T <: Public;
    (*
      An optimizer based on the Fletcher-Reeves-Polak-Ribiere 
      conjugate gradient method (Numerical Recipes 10.6).
    *)

  Public = Minimizer.T OBJECT
    METHODS

      setBudget(budget: CARDINAL): T
        (* 
          Defines the number of evaluations allowed for each line 
          minimization. *)
          
    END;
    
END ConjMinimizer.