This is a preview. Log in through your library . Abstract Monomodal logic has exactly two maximally normal logics, which are also the only quasi-normal logics that are Post complete, and they are ...
One way to obtain a comprehensive semantics for various systems of modal logic is to use a general notion of non-normal world. In the present article, a general notion of modal system is considered ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results