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» Argumentation and standards of proof
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PLILP
1992
Springer
15 years 4 months ago
Unfold/fold Transformations Preserving Termination Properties
The unfold/fold framework constitutes the spine of many program transformation strategies. However, by unrestricted use of folding the target program may terminate less often than...
Torben Amtoft
85
Voted
ALGORITHMICA
2008
56views more  ALGORITHMICA 2008»
15 years 24 days ago
Eliminating Cycles in the Discrete Torus
In this paper we consider the following question: how many vertices of the discrete torus must be deleted so that no topologically nontrivial cycles remain? We look at two differe...
Béla Bollobás, Guy Kindler, Imre Lea...
83
Voted
APAL
2008
87views more  APAL 2008»
15 years 24 days ago
Characterising nested database dependencies by fragments of propositional logic
We extend the earlier results on the equivalence between the Boolean and the multivalued dependencies in relational databases and fragments of the Boolean propositional logic. It ...
Sven Hartmann, Sebastian Link
109
Voted
ECCC
2008
122views more  ECCC 2008»
15 years 22 days ago
Every Minor-Closed Property of Sparse Graphs is Testable
Testing a property P of graphs in the bounded degree model is the following computational problem: given a graph G of bounded degree d we should distinguish (with probability 0.9,...
Itai Benjamini, Oded Schramm, Asaf Shapira
ENTCS
2006
125views more  ENTCS 2006»
15 years 20 days ago
Formalizing Type Operations Using the "Image" Type Constructor
In this paper we introduce a new approach to formalizing certain type operations in type theory. Traditionally, many type constructors in type theory are independently axiomatized...
Aleksey Nogin, Alexei Kopylov