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CADE
1999
Springer
15 years 7 months ago
System Description: Twelf - A Meta-Logical Framework for Deductive Systems
Abstract. Twelf is a meta-logical framework for the specification, implementation, and meta-theory of deductive systems from the theory of programming languages and logics. It rel...
Frank Pfenning, Carsten Schürmann
ECOOP
2008
Springer
15 years 4 months ago
Regional Logic for Local Reasoning about Global Invariants
Shared mutable objects pose grave challenges in reasoning, especially for data abstraction and modularity. This paper presents a novel logic for erroravoiding partial correctness o...
Anindya Banerjee, David A. Naumann, Stan Rosenberg
ICFP
2003
ACM
16 years 3 months ago
A user-centred approach to functions in Excel
We describe extensions to the Excel spreadsheet that integrate userdefined functions into the spreadsheet grid, rather than treating them as a "bolt-on". Our first objec...
Simon L. Peyton Jones, Alan F. Blackwell, Margaret...
JAPLL
2006
97views more  JAPLL 2006»
15 years 3 months ago
Model checking propositional dynamic logic with all extras
This paper presents a model checking algorithm for Propositional Dynamic Logic (PDL) with looping, repeat, test, intersection, converse, program complementation as well as context...
Martin Lange
ICALP
2010
Springer
15 years 1 months ago
Maximal Decidable Fragments of Halpern and Shoham's Modal Logic of Intervals
In this paper, we focus our attention on the fragment of Halpern and Shoham's modal logic of intervals (HS) that features four modal operators corresponding to the relations &...
Angelo Montanari, Gabriele Puppis, Pietro Sala