(** Coordinate_type can be Bohr or Angstrom. This module provides the conversion
  functions from {!Bohr.t} to {!Angstrom.t} and from {!Angstrom.t} to {!Bohr.t} *)

type bohr = Bohr.t
type angstrom = Angstrom.t

val bohr_to_angstrom : bohr -> angstrom 
val angstrom_to_bohr : angstrom -> bohr