libsemigroups::RankState:
- Member types:
  - ["This page contains information about the member types of the
     :cpp:any:`RankState` class."]
  - type
- Constructors:
  - ["This page contains information about the constructors of the
     :cpp:any:`RankState` class."]
  - RankState() noexcept = default
  - RankState(T, T) noexcept
- Deleted constructors:
  - ["This page lists the deleted constructors of the
     :cpp:any:`RankState` class."]
  - RankState(RankState const&) = delete
  - RankState(RankState&&) = delete
  - operator=(RankState const&) = delete
  - operator=(RankState&&) = delete
