226 search results - page 38 / 46 » Lower bounds on the obstacle number of graphs |
COMBINATORICS
1998
13 years 7 months ago
1998
An n-Venn diagram is a collection of n finitely-intersecting simple closed curves in the plane, such that each of the 2n sets X1 ∩X2 ∩· · ·∩Xn, where each Xi is the open...
SPAA
2003
ACM
14 years 1 months ago
2003
ACM
In this paper we consider the problem of routing packets to a single destination in a dynamically changing network, where both the network and the packet injections are under adve...
ICALP
2001
Springer
14 years 11 days ago
2001
Springer
We present a probabilistic algorithm that, given a connected graph G (represented by adjacency lists) of average degree d, with edge weights in the set {1, . . . , w}, and given a ...
IPCCC
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper, we study the Maximum lifetime Target Coverage problem (MTC), which is to maximize the network lifetime while guaranteeing the complete coverage of all the targets. ...
ISBRA
2009
Springer
14 years 2 months ago
2009
Springer
A tanglegram is a pair of trees on the same set of leaves with matching leaves in the two trees joined by an edge. Tanglegrams are widely used in biology – to compare evolutiona...