06-XX Order, lattices, ordered algebraic structures [See also 18B35]

• 06-00 General reference works (handbooks, dictionaries, bibliographies, etc.)
• 06-01 Instructional exposition (textbooks, tutorial papers, etc.)
• 06-02 Research exposition (monographs, survey articles)
• 06-03 Historical (must be assigned at least one classification number from Section 01)
• 06-04 Explicit machine computation and programs (not the theory of computation or programming)
• 06-06 Proceedings, conferences, collections, etc.
• 06Axx Ordered sets
• 06Bxx Lattices [See also 03G10]
• 06Cxx Modular lattices, complemented lattices
• 06Dxx Distributive lattices
• 06Exx Boolean algebras (Boolean rings) [See also 03G05]
• 06Fxx Ordered structures