Sciweavers

1225 search results - page 6 / 245
» The Instance Complexity Conjecture
Sort
View
69
Voted
ECCC
2010
95views more  ECCC 2010»
14 years 7 months ago
On optimal heuristic randomized semidecision procedures, with applications to proof complexity and cryptography
The existence of a (p-)optimal propositional proof system is a major open question in (proof) complexity; many people conjecture that such systems do not exist. Kraj
Edward A. Hirsch, Dmitry Itsykson, Ivan Monakhov, ...
87
Voted
CCA
2000
Springer
15 years 1 months ago
The Uniformity Conjecture
The Exact Geometric Computing approach requires a zero test for numbers which are built up using standard operations starting with the natural numbers. The uniformity conjecture, ...
Daniel Richardson
DCG
2010
53views more  DCG 2010»
14 years 9 months ago
A Revision of the Proof of the Kepler Conjecture
Abstract. The Kepler conjecture asserts that no packing of congruent balls in three-dimensional Euclidean space has density greater than that of the face-centered cubic packing. Th...
Thomas C. Hales, John Harrison, Sean McLaughlin, T...
CP
2006
Springer
15 years 1 months ago
Constraint Programming Models for Graceful Graphs
The problem of finding a graceful labelling of a graph, or proving that the graph is not graceful, has previously been modelled as a CSP. A new and much faster CSP model of the pro...
Barbara M. Smith
66
Voted
ECCC
2006
75views more  ECCC 2006»
14 years 9 months ago
Note on MAX 2SAT
In this note we present an approximation algorithm for MAX 2SAT that given a (1 - ) satisfiable instance finds an assignment of variables satisfying a 1 - O( ) fraction of all co...
Moses Charikar, Konstantin Makarychev, Yury Makary...