Module Quasigroup.V
module I : sig ... endval cancellative : String.Quasigroup.t -> String.Quasigroup.t -> String.Quasigroup.t -> bool
Quasigroup.Vmodule I : sig ... endval cancellative : String.Quasigroup.t -> String.Quasigroup.t -> String.Quasigroup.t -> bool