Module Biocaml_unix.Roman_num

Roman numerals. Values greater than or equal to 1 are valid roman numerals.

type t = private int
val of_roman : string -> t Core_kernel.Or_error.t

Parse string as a roman numeral if possible. Case-insensitive.

val of_arabic : int -> t Core_kernel.Or_error.t

Convert integer to roman numeral. Return Error if given int is less than 1.

val to_roman : t -> string

String representation of a roman numeral.

val to_arabic : t -> int

Integer representation of a roman numeral.