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let () = Error.init ()
open Fun
open Vector
module Deriv = struct
type kind =
| CONJUGATE_FR
| CONJUGATE_PR
| VECTOR_BFGS
| VECTOR_BFGS2
| STEEPEST_DESCENT
type t
external _alloc : kind -> int -> t = "ml_gsl_multimin_fdfminimizer_alloc"
external _free : t -> unit = "ml_gsl_multimin_fdfminimizer_free"
external _set :
t -> multim_fun_fdf -> x:vector -> step:float -> tol:float -> unit
= "ml_gsl_multimin_fdfminimizer_set"
let make kind dim gf ~x ~step ~tol =
let mini = _alloc kind dim in
Gc.finalise _free mini;
_set mini gf ~x ~step ~tol;
mini
external name : t -> string = "ml_gsl_multimin_fdfminimizer_name"
external iterate : t -> unit = "ml_gsl_multimin_fdfminimizer_iterate"
external restart : t -> unit = "ml_gsl_multimin_fdfminimizer_restart"
external minimum : ?x:vector -> ?dx:vector -> ?g:vector -> t -> float
= "ml_gsl_multimin_fdfminimizer_minimum"
external test_gradient : t -> float -> bool = "ml_gsl_multimin_test_gradient"
end
module NoDeriv = struct
type kind = NM_SIMPLEX
type t
external _alloc : kind -> int -> t = "ml_gsl_multimin_fminimizer_alloc"
external _free : t -> unit = "ml_gsl_multimin_fminimizer_free"
external _set : t -> multim_fun -> x:vector -> step_size:vector -> unit
= "ml_gsl_multimin_fminimizer_set"
let make kind dim gf ~x ~step_size =
let mini = _alloc kind dim in
Gc.finalise _free mini;
_set mini gf ~x ~step_size;
mini
external name : t -> string = "ml_gsl_multimin_fminimizer_name"
external iterate : t -> unit = "ml_gsl_multimin_fminimizer_iterate"
external minimum : ?x:vector -> t -> float
= "ml_gsl_multimin_fminimizer_minimum"
external size : t -> float = "ml_gsl_multimin_fminimizer_size"
external test_size : t -> float -> bool = "ml_gsl_multimin_test_size"
end