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» Computability-theoretic complexity of countable structures
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STACS
2005
Springer
13 years 10 months ago
The Core of a Countably Categorical Structure
ded abstract of this article is published in the proceedings of STACS’05, LNCS 3404, Springer Verlag. A relational structure is a core, if all its endomorphisms are embeddings. T...
Manuel Bodirsky
CSL
2003
Springer
13 years 10 months ago
Constraint Satisfaction with Countable Homogeneous Templates
For a fixed countable homogeneous relational structure Γ we study the computational problem whether a given finite structure of the same signature homomorphically maps to Γ. T...
Manuel Bodirsky, Jaroslav Nesetril
JSYML
2006
86views more  JSYML 2006»
13 years 5 months ago
Degrees of monotone complexity
Levin and Schnorr (independently) introduced the monotone complexity, Km(), of a binary string . We use monotone complexity to define the relative complexity (or relative randomnes...
William C. Calhoun
IJSI
2008
91views more  IJSI 2008»
13 years 5 months ago
Random Event Structures
Abstract In a line of recent development, probabilistic constructions of universal, homogeneous objects have been provided in various categories of ordered structures, such as caus...
Manfred Droste, Guo-Qiang Zhang