module Interfaces:sig..end
module type Binable = Binable.Smodule type Comparable = Comparable.Smodule type Floatable = Floatable.Smodule type Hashable = Hashable.Smodule type Infix_comparators = Comparable.Infixmodule type Monad = Monad.Smodule type Robustly_comparable = Robustly_comparable.Smodule type Setable = Setable.Smodule type Sexpable = Sexpable.Smodule type Stringable = Stringable.S