Univ.UContext
val make : Names.Name.t array -> Instance.t constrained -> t
val empty : t
val is_empty : t -> bool
val instance : t -> Instance.t
val constraints : t -> Constraints.t
val size : t -> int
The number of universes in the context
val names : t -> Names.Name.t array
Return the user names of the universes
val refine_names : Names.Name.t array -> t -> t
Use names to name the possibly yet unnamed universes