Search Results - "Moshier, M. Andrew"
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Some properties of conjunctivity (subfitness) in generalized settings
Published in Quaestiones mathematicae (25-11-2023)“…The property of subfitness used in point-free topology (roughly speaking) to replace the slightly stronger T 1 -separation, appeared (as disjunctivity) already…”
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Generating sublocales by subsets and relations: a tangle of adjunctions
Published in Algebra universalis (01-09-2017)“…Generalizing the obvious representation of a subspace Y ⊆ X as a sublocale in Ω( X ) by the congruence { ( U , V ) | U ∩ Y = V ∩ Y } , one obtains the…”
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Concurrent Kleene algebra with tests and branching automata
Published in Journal of logical and algebraic methods in programming (01-06-2016)Get full text
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Some general aspects of exactness and strong exactness of meets
Published in Topology and its applications (15-03-2022)“…Exact meets in a distributive lattice are the meets ⋀iai such that for all b, (⋀iai)∨b=⋀i(ai∨b); strongly exact meets in a frame are preserved by all frame…”
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Semi De Morgan Logic Properly Displayed
Published in Studia logica (01-02-2021)“…In the present paper, we endow semi De Morgan logic and a family of its axiomatic extensions with proper multi-type display calculi which are sound, complete,…”
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Topological duality and lattice expansions, I: A topological construction of canonical extensions
Published in Algebra universalis (01-04-2014)“…The two main objectives of this paper are (a) to prove purely topological duality theorems for semilattices and bounded lattices, and (b) to show that the…”
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Topological duality and lattice expansions, II: Lattice expansions with quasioperators
Published in Algebra universalis (01-05-2014)“…The main objective of this paper (the second of two parts) is to show that quasioperators can be dealt with smoothly in the topological duality established in…”
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A Relational Category of Birkhoff Polarities
Published 16-08-2024“…Garret Birkhoff observed that any binary relation between two sets determines a Galois connection between the powersets, or equivalently, closure operators on…”
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Is HPSG Featureless or Unprincipled?
Published in Linguistics and philosophy (01-12-1997)“…Head-driven phrase structure grammar (HPSG) is known as an embodiment of linguistic theory & as a logical formalism for language. It is argued that another…”
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A Rational Reconstruction of the Domain of Feature Structures
Published in Journal of logic, language, and information (01-01-1995)“…Feature structures are employed in various forms in many areas of linguistics. Informally, one can picture a feature structure as a sort of tree decorated with…”
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On Isbell's Density Theorem for bitopological pointfree spaces II
Published 27-09-2024“…With the aim of studying subspaces in pointfree bitopology, we characterize extremal epimorphism in biframes and show that a smallest dense one always exists,…”
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A bitopological point-free approach to compactifications
Published in Topology and its applications (15-08-2011)“…We study structures called d-frames which were developed by the last two authors for a bitopological treatment of Stone duality. These structures consist of a…”
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The Domain of Set-Valued Feature Structures
Published in Linguistics and philosophy (01-12-1994)“…It is well-known that feature structures (Rounds and Kasper 1986) can be fruitfully viewed as forming a Scott domain (Moshier 1988). Once a linguistically…”
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Subfitness in distributive (semi)lattices
Published 09-04-2024“…We investigate whether the set of subfit elements of a distributive semilattice is an ideal. This question was raised by the second author at the BLAST…”
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On the relationship between compact regularity and Gentzen's cut rule
Published in Theoretical computer science (28-05-2004)“…The patch topology on a stably compact space, generalizing the Lawson topology on a domain, is a coreflection of stably compact spaces in compact regular…”
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Sequential real number computation and recursive relations
Published in Mathematical logic quarterly (01-09-2008)“…In the first author's thesis [10], a sequential language, LRT, for real number computation is investigated. That thesis includes a proof that all polynomials…”
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Semi De Morgan logic properly displayed
Published 20-09-2018“…In the present paper, we endow a family of axiomatic extensions of semi De Morgan logic with proper multi-type display calculi which are sound, complete,…”
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Presenting Dcpos and Dcpo Algebras
Published in Electronic notes in theoretical computer science (22-10-2008)“…Dcpos can be presented by preorders of generators and inequational relations expressed as covers. Algebraic operations on the generators (possibly with their…”
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A Hofmann–Mislove theorem for bitopological spaces
Published in The journal of logic and algebraic programming (01-07-2008)Get full text
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