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» On Coalgebras over Algebras
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IANDC
2006
126views more  IANDC 2006»
13 years 7 months ago
Coalgebraic semantics for timed processes
We give a coalgebraic formulation of timed processes and their operational semantics. We model time by a monoid called a "time domain", and we model processes by "t...
Marco Kick, John Power, Alex Simpson
CIE
2010
Springer
14 years 12 days ago
Higher-Order Containers
Containers are a semantic way to talk about strictly positive types. In previous work it was shown that containers are closed under various constructions including products, coprod...
Thorsten Altenkirch, Paul Levy, Sam Staton
ACMMPC
2000
Springer
238views Mathematics» more  ACMMPC 2000»
13 years 12 months ago
Ordered Sets and Complete Lattices
Abstract. These notes deal with an interconnecting web of mathematical techniques all of which deserve a place in the armoury of the welleducated computer scientist. The objective ...
Hilary A. Priestley
JSC
2010
62views more  JSC 2010»
13 years 6 months ago
Some new simple Lie algebras in characteristic 2
We describe an algorithm for computing automorphism groups and testing isomorphisms of finite dimensional Lie algebras over finite fields. The algorithm is particularly effect...
Bettina Eick
CALCO
2007
Springer
95views Mathematics» more  CALCO 2007»
14 years 1 months ago
Higher Dimensional Trees, Algebraically
In formal language theory, James Rogers published a series of innovative papers generalising strings and trees to higher dimensions.Motivated by applications in linguistics, his go...
Neil Ghani, Alexander Kurz