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MLQ
2002
65views more  MLQ 2002»
13 years 5 months ago
On Weak Markov's Principle
Ulrich Kohlenbach
MLQ
2002
83views more  MLQ 2002»
13 years 5 months ago
Pseudomonadic Algebras as Algebraic Models of Doxastic Modal Logic
We generalize the notion of a monadic algebra to that of a pseudomonadic algebra. In the same way as monadic algebras serve as algebraic models of epistemic modal system S5, pseudo...
Nick Bezhanishvili
MLQ
2002
102views more  MLQ 2002»
13 years 5 months ago
Products of Compact Spaces and the Axiom of Choice
We study the Tychonoff Compactness Theorem for several different definitions of a compact space.
Omar de la Cruz, Eric J. Hall, Paul E. Howard, Kyr...
MLQ
2002
87views more  MLQ 2002»
13 years 5 months ago
A Relationship between Equilogical Spaces and Type Two Effectivity
Abstract. In this paper I compare two well studied approaches to topological semantics-the domain-theoretic approach, exemplified by the category of countably based equilogical spa...
Andrej Bauer
MLQ
2002
76views more  MLQ 2002»
13 years 5 months ago
Update Procedures and the 1-Consistency of Arithmetic
The 1-consistency of arithmetic is shown to be equivalent to the existence of fixed points of a certain type of update procedure, which is implicit in the epsilon-substitution met...
Jeremy Avigad
MLQ
2002
81views more  MLQ 2002»
13 years 5 months ago
Apartness, Topology, and Uniformity: a Constructive View
The theory of apartness spaces, and their relation to topological spaces (in the point--set case) and uniform spaces (in the set--set case), is sketched. New notions of local decom...
Douglas S. Bridges, Peter Schuster, Luminita V&ici...