Electronic Resource
Springer
Studia logica
62 (1999), S. 163-176
ISSN:
1572-8730
Keywords:
propositional modal logics
;
finite model property
;
completeness property
Source:
Springer Online Journal Archives 1860-2000
Topics:
Mathematics
,
Philosophy
Notes:
Abstract We show how to use diagrams in order to obtain straightforward completeness theorems for extensions of K4.3 and a very simple and constructive proof of Bull's theorem: every normal extension of S4.3 has the finite model property.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1023/A:1026447418461
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