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PPDP
2005
Springer
15 years 5 months ago
A new calculus of contexts
We study contexts (terms with holes) by proposing a ‘λcalculus with holes’. It is very expressive and can encode programming constructs apparently unrelated to contexts, incl...
Murdoch Gabbay
APLAS
2004
ACM
15 years 5 months ago
A Relational Model for Object-Oriented Designs
This paper develops a mathematical characterisation of object-oriented concepts by defining an observation-oriented semantics for an object-oriented language (OOL) with a rich var...
Jifeng He, Zhiming Liu, Xiaoshan Li, Shengchao Qin
NSPW
2004
ACM
15 years 5 months ago
A qualitative framework for Shannon information theories
This paper presents a new paradigm for information theory which is a synthesis of Barwise-Seligman’s qualitative theory and Shannon’s quantitative theory. The new paradigm is ...
Gerard Allwein
SIGCSE
2004
ACM
100views Education» more  SIGCSE 2004»
15 years 5 months ago
A visual and interactive automata theory course with JFLAP 4.0
We describe the instructional software JFLAP 4.0 and how it can be used to provide a hands-on formal languages and automata theory course. JFLAP 4.0 doubles the number of chapters...
Ryan Cavalcante, Thomas Finley, Susan H. Rodger
HYBRID
1999
Springer
15 years 4 months ago
A New Class of Decidable Hybrid Systems
Abstract. One of the most important analysis problems of hybrid systems is the reachability problem. State of the art computational tools perform reachability computation for timed...
Gerardo Lafferriere, George J. Pappas, Sergio Yovi...