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APAL
2008
102views more  APAL 2008»
13 years 11 months ago
Partial automorphism semigroups
Abstract. We study the relationship between algebraic structures and their inverse semigroups of partial automorphisms. We consider a variety of classes of natural structures inclu...
Jennifer Chubb, Valentina S. Harizanov, Andrei S. ...
AML
2008
44views more  AML 2008»
13 years 11 months ago
Elementary equivalence of some rings of definable functions
We characterize elementary equivalences and inclusions between von Neumann regular real closed rings in terms of their boolean algebras of idempotents, and prove that their theorie...
Vincent Astier
IPMU
2010
Springer
14 years 27 days ago
On Elementary Extensions in Fuzzy Predicate Logics
Our work is a contribution to the model-theoretic study of equality-free fuzzy predicate logics. We give a characterization of elementary equivalence in fuzzy predicate logics usin...
Pilar Dellunde, Francesc Esteva