Module Map.Key
type t= t
val t_of_sexp : Sexplib0.Sexp.t -> tval sexp_of_t : t -> Sexplib0.Sexp.t
type comparator_witness= comparator_witness
val comparator : (t, comparator_witness) Core_kernel.Comparator.comparator
Map.Keytype t = tval t_of_sexp : Sexplib0.Sexp.t -> tval sexp_of_t : t -> Sexplib0.Sexp.ttype comparator_witness = comparator_witnessval comparator : (t, comparator_witness) Core_kernel.Comparator.comparator