532 search results - page 17 / 107 » The Logic of Quasi-MV Algebras |
IGPL
2011
13 years 1 months ago
2011
A residuated algebra (RA) is a generalization of a residuated groupoid; instead of one basic binary operation · with residual operations \, /, it admits finitely many basic oper...
TIME
2008
IEEE
14 years 4 months ago
2008
IEEE
Boolean contact algebras constitute a convenient approach to a region based theory of space. In this paper we want to extend this approach to regions moving in time - called timed...
AML
2008
13 years 10 months ago
2008
We compare realizability models over partial combinatory algebras by embedding them into sheaf toposes. We then use the machinery of Grothendieck toposes and geometric morphisms t...
EUSFLAT
2007
13 years 11 months ago
2007
In this paper, aggregation is treated as a logical and/or pseudo-logical operation what is important from many points of view such as adequacy and interpretations.
LICS
2002
IEEE
14 years 2 months ago
2002
IEEE
We study relations on trees defined by first-order constraints over a vocabulary that includes the tree extension relation Ì Ì ¼, holding if and only if every branch of Ì ex...