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» A Proof of the Two-path Conjecture
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ITP
2010
140views Mathematics» more  ITP 2010»
13 years 11 months ago
Case-Analysis for Rippling and Inductive Proof
Abstract. Rippling is a heuristic used to guide rewriting and is typically used for inductive theorem proving. We introduce a method to support case-analysis within rippling. Like ...
Moa Johansson, Lucas Dixon, Alan Bundy
CACM
2002
69views more  CACM 2002»
13 years 7 months ago
Software engineering considered harmful
ion, reviews, rigorous procedures, regression testing, metrics, and so forth) have been helpful, but we are still dealing with an intrinsically unsatisfactory situation. Especially...
Dennis de Champeaux
COMBINATORICS
2002
87views more  COMBINATORICS 2002»
13 years 7 months ago
Kasteleyn Cokernels
We consider Kasteleyn and Kasteleyn-Percus matrices, which arise in enumerating matchings of planar graphs, up to matrix operations on their rows and columns. If such a matrix is ...
Greg Kuperberg
TCS
1998
13 years 7 months ago
Merit Factors and Morse Sequences
Abstract. We show that Turyn’s conjecture, arising from the Theory of Error Correcting Codes, has an equivalent formulation in Dynamical Systems Theory. In particular, Turyn’s ...
T. Downarowicz, Y. Lacroix
STOC
2009
ACM
146views Algorithms» more  STOC 2009»
14 years 8 months ago
Conditional hardness for satisfiable 3-CSPs
In this paper we study a fundamental open problem in the area of probabilistic checkable proofs: What is the smallest s such that NP naPCP1,s[O(log n), 3]? In the language of har...
Ryan O'Donnell, Yi Wu