quantum_package/ocaml/Long_basis.ml

55 lines
1.0 KiB
OCaml

open Core.Std;;
open Qptypes;;
type t = (Symmetry.Xyz.t * Gto.t * Nucl_number.t ) list with sexp
let of_basis b =
let rec do_work accu = function
| [] -> accu
| (g,n)::tail ->
begin
let new_accu =
Symmetry.Xyz.of_symmetry g.Gto.sym
|> List.map ~f:(fun x-> (x,g,n))
in
do_work (new_accu@accu) tail
end
in
do_work [] b
|> List.rev
;;
let to_basis b =
let rec do_work accu = function
| [] -> List.rev accu
| (s,g,n)::tail ->
let first_sym =
Symmetry.Xyz.of_symmetry g.Gto.sym
|> List.hd_exn
in
let new_accu =
if ( s = first_sym ) then
(g,n)::accu
else
accu
in
do_work new_accu tail
in
do_work [] b
;;
let to_string b =
let middle = List.map ~f:(fun (x,y,z) ->
"( "^((Int.to_string (Nucl_number.to_int z)))^", "^
(Symmetry.Xyz.to_string x)^", "^(Gto.to_string y)
^" )"
) b
|> String.concat ~sep:",\n"
in "("^middle^")"
;;
include To_md5;;
let to_md5 = to_md5 sexp_of_t
;;