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» Upper and lower Ramsey bounds in bounded arithmetic
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ICCI
1993
15 years 10 months ago
Interval-Set Algebra for Qualitative Knowledge Representation
The notion of interval sets is introduced as a new kind of sets, represented by a pair of sets, namely, the lower and upper bounds. The interval-set algebra may be regarded as a c...
Y. Y. Yao
CCCG
2010
15 years 8 months ago
Ghost chimneys
A planar point set S is an (i, t) set of ghost chimneys if there exist lines H0, H1, . . . , Ht-1 such that the orthogonal projection of S onto Hj consists of exactly i + j distin...
David Charlton, Erik D. Demaine, Martin L. Demaine...
SODA
2004
ACM
118views Algorithms» more  SODA 2004»
15 years 7 months ago
The maximum latency of selfish routing
We give several new upper and lower bounds on the worst-case severity of Braess's Paradox and the price of anarchy of selfish routing with respect to the maximum latency obje...
Tim Roughgarden
DM
2010
115views more  DM 2010»
15 years 6 months ago
Edge colouring by total labellings
We introduce the concept of an edge-colouring total k-labelling. This is a labelling of the vertices and the edges of a graph G with labels 1, 2, . . . , k such that the weights o...
Stephan Brandt, Kristína Budajová, D...
DAM
2008
81views more  DAM 2008»
15 years 6 months ago
Random-order bin packing
ct The average case analysis of algorithms usually assumes independent, identical distributions for the inputs. In [?], Kenyon introduced the random-order ratio, a new average case...
Edward G. Coffman Jr., János Csirik, Lajos ...