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LICS
2000
IEEE
15 years 11 months ago
Models for Name-Passing Processes: Interleaving and Causal
We study syntax-free models for name-passing processes. For interleaving semantics, we identify the indexing structure required of an early labelled transition system to support t...
Gian Luca Cattani, Peter Sewell
LICS
2000
IEEE
15 years 11 months ago
A Theory of Bisimulation for a Fragment of Concurrent ML with Local Names
Concurrent ML is an extension of Standard ML with π-calculus-like primitives for multi-threaded programming. CML has a reduction semantics, but to date there has been no labelled...
Alan Jeffrey, Julian Rathke
LICS
2000
IEEE
15 years 11 months ago
A Model for Impredicative Type Systems, Universes, Intersection Types and Subtyping
We introduce a new model based on coherence spaces for interpreting large impredicative type systems such as the Extended Calculus of Constructions (ECC). Moreover, we show that t...
Alexandre Miquel
LICS
2000
IEEE
15 years 11 months ago
Complete Axioms for Categorical Fixed-Point Operators
We give an axiomatic treatment of fixed-point operators in categories. A notion of iteration operator is defined, embodying the equational properties of iteration theories. We p...
Alex K. Simpson, Gordon D. Plotkin
TIME
2000
IEEE
15 years 11 months ago
A Visualization of Medical Therapy Plans Compared to Gantt and PERT Charts
Medical therapy planning shares a number of properties of project management. It is, however, different in a few very important aspects — most notably, the more complex notion o...
Robert Kosara, Silvia Miksch