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COMBINATORICS
1998
84views more  COMBINATORICS 1998»
15 years 6 months ago
Multimatroids II. Orthogonality, minors and connectivity
A multimatroid is a combinatorial structure that encompasses matroids, delta-matroids and isotropic systems. This structure has been introduced to unify a theorem of Edmonds on th...
André Bouchet
WOTE
2010
15 years 4 months ago
Aperio: High Integrity Elections for Developing Countries
This article presents an ‘end-to-end’ integrity verification mechanism for use in minimally equipped secret paper-ballot election environments. The scheme presented in this pa...
Aleksander Essex, Jeremy Clark, Carlisle Adams
JMLR
2010
143views more  JMLR 2010»
15 years 1 months ago
Beware of the DAG!
Directed acyclic graph (DAG) models are popular tools for describing causal relationships and for guiding attempts to learn them from data. In particular, they appear to supply a ...
A. Philip Dawid
JSYML
2010
74views more  JSYML 2010»
15 years 1 months ago
Quantifier elimination in valued Ore modules
We consider valued fields with a distinguished isometry or contractive derivation as valued modules over the Ore ring of difference operators. Under certain assumptions on the resi...
Luc Bélair, Françoise Point
CALCO
2011
Springer
235views Mathematics» more  CALCO 2011»
14 years 6 months ago
On the Fusion of Coalgebraic Logics
Fusion is arguably the simplest way to combine modal logics. For normal modal logics with Kripke semantics, many properties such as completeness and decidability are known to trans...
Fredrik Dahlqvist, Dirk Pattinson