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» Upper and lower Ramsey bounds in bounded arithmetic
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AOR
2006
99views more  AOR 2006»
14 years 12 months ago
On-line bin Packing with Two Item Sizes
The problem of on-line bin packing restricted to instances with only two item sizes (known in advance) has a well-known lower bound of 4/3 for its asymptotic competitive ratio. We...
Gregory Gutin, Tommy R. Jensen, Anders Yeo
APPROX
2010
Springer
138views Algorithms» more  APPROX 2010»
15 years 1 months ago
Maximum Flows on Disjoint Paths
We consider the question: What is the maximum flow achievable in a network if the flow must be decomposable into a collection of edgedisjoint paths? Equivalently, we wish to find a...
Guyslain Naves, Nicolas Sonnerat, Adrian Vetta
COMBINATORICS
2006
135views more  COMBINATORICS 2006»
14 years 12 months ago
Drawing a Graph in a Hypercube
A d-dimensional hypercube drawing of a graph represents the vertices by distinct points in {0, 1}d, such that the line-segments representing the edges do not cross. We study lower...
David R. Wood
ACTA
2005
110views more  ACTA 2005»
14 years 11 months ago
Online square and cube packing
In online square packing, squares of different sizes arrive online and need to be packed into unit squares which are called bins. The goal is to minimize the number of bins used. ...
Leah Epstein, Rob van Stee
RT
1995
Springer
15 years 3 months ago
Linear Radiosity with Error Estimation
We present a simple and inexpensive method for computing the estimates of error in a hierarchical linear radiosity method. Similar to the approach used in 1 for constant radiosity ...
Sumanta N. Pattanaik, Kadi Bouatouch