69 search results - page 9 / 14 » Corecursive Algebras: A Study of General Structured Corecurs... |
ENTCS
2002
13 years 7 months ago
2002
Category theory has proved a useful tool in the study of type systems for sequential programming languages. Various approaches have been proposed to use categorical models to exam...
FOSSACS
2005
Springer
14 years 1 months ago
2005
Springer
The general aim of this talk is to advocate a combinatorial perspective, together with its methods, in the investigation and study of models of computation structures. This, of cou...
DBPL
1993
Springer
13 years 11 months ago
1993
Springer
In this paper we study the expressive power of query languages for nested bags. We de ne the ambient bag language by generalizing the constructs of the relational language of Brea...
IANDC
2006
13 years 7 months ago
2006
We study several algebras of graphs and hypergraphs and the corresponding notions of equational sets and recognizable sets. We generalize and unify several existing results which ...
CSR
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. We study structural properties of restricted width arithmetical circuits. It is shown that syntactically multilinear arithmetical circuits of constant width can be effici...