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ENTCS
2010
92views more  ENTCS 2010»
15 years 6 months ago
Two Ways to Common Knowledge
It is not clear what a system for evidence-based common knowledge should look like if common knowledge is treated as a greatest fixed point. This paper is a preliminary step towar...
Samuel Bucheli, Roman Kuznets, Thomas Studer
DM
2008
83views more  DM 2008»
15 years 6 months ago
The polynomial degrees of Grassmann and Segre varieties over GF(2)
A recent proof that the Grassmannian G1;n;2 of lines of PG(n; 2) has polynomial degree n 2 1 is outlined, and is shown to yield a theorem about certain kinds of subgraphs of any (...
R. Shaw
ACS
2005
15 years 6 months ago
Symmetric Brace Algebras
We develop a symmetric analog of brace algebras and discuss the relation of such algebras to L-algebras. We give an alternate proof that the category of symmetric brace algebras is...
Tom Lada, Martin Markl
JSYML
2007
79views more  JSYML 2007»
15 years 6 months ago
Models of non-well-founded sets via an indexed final coalgebra theorem
The paper uses the formalism of indexed categories to recover the proof of a standard final coalgebra theorem, thus showing existence of final coalgebras for a special class of ...
Federico De Marchi, Benno van den Berg
AMAI
2002
Springer
15 years 6 months ago
A Reasoning Model Based on the Production of Acceptable Arguments
Argumentation is a reasoning model based on the construction of arguments and counterarguments (defeaters) then the selection of the most acceptable of them. In this paper, we pro...
Leila Amgoud, Claudette Cayrol