Module Stable.Symmetric_diff_element
module V1 : Core_kernel__.Stable_module_types.S2 with type ('a, 'b) t = ('a, 'b) Symmetric_diff_element.tStable.Symmetric_diff_elementmodule V1 : Core_kernel__.Stable_module_types.S2 with type ('a, 'b) t = ('a, 'b) Symmetric_diff_element.t