On the canonicity of Sahlqvist identities

This publication has 8 references indexed in Scilit:

• The McKinsey axiom is not canonical
  The Journal of Symbolic Logic, 1991
• Varieties of complex algebras
  Annals of Pure and Applied Logic, 1989
• The lattice of modal logics: an algebraic investigation
  The Journal of Symbolic Logic, 1980
• Completeness and Correspondence in the First and Second Order Semantics for Modal Logic
  1975
• Some Connections Between Elementary and Modal Logic
  1975
• A Remark on Boolean Algebras with Operators
  American Journal of Mathematics, 1952
• Boolean Algebras with Operators. Part I
  American Journal of Mathematics, 1951
• Some theorems about the sentential calculi of Lewis and Heyting
  The Journal of Symbolic Logic, 1948