297 search results - page 19 / 60 » An Algebra for Directed Bigraphs |
AFPAC
2000
Springer
14 years 11 hour ago
2000
Springer
In signal processing, the approach of the analytic signal is a capable and often used method. For signals of finite length, quadrature filters yield a bandpass filtered approxim...
SIMULATION
2008
13 years 7 months ago
2008
Models of physical systems have to be based on physical principles such as conservation of energy and continuity of power. These principles are inherently enforced by the bond gra...
DM
2006
13 years 7 months ago
2006
Let (x, y) be a bivariate polynomial with complex coefficients. The zeroes of (x, y) are given a combinatorial structure by considering them as arcs of a directed graph G(). This p...
MLQ
2000
13 years 7 months ago
2000
It is well known that the model categories of universal Horn theories are locally presentable, hence essentially algebraic [2]. In the special case of quasivarieties a direct tran...
FAC
2002
13 years 7 months ago
2002
Action calculi, which generalise process calculi such as Petri nets, -calculus and ambient calculus, have been presented in terms of action graphs. We here offer linear action grap...