134 search results - page 11 / 27 » A note on generalized chromatic number and generalized girth |
102
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ENDM
2010
14 years 11 months ago
2010
We present a class of instances of the existence of a second object of a specified type, in fact, of an even number of objects of a specified type, which generalizes the existence...
114
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STOC
2005
ACM
15 years 12 months ago
2005
ACM
We introduce a new graph parameter, called the Grothendieck constant of a graph G = (V, E), which is defined as the least constant K such that for every A : E R, sup f:V S|V |-1 ...
CCR
2010
14 years 11 months ago
2010
This note describes the various peer review processes applied to Internet Requests for Comments (RFCs) over a number of years, and suggests that these have been up to normal schol...
76
Voted
DM
2010
14 years 11 months ago
2010
A k-rainbow path in a graph with colored edges is a path of length k where each edge has a different color. In this note, we settle the problem of obtaining a constructive k-colori...
CORR
2010
Springer
14 years 8 months ago
2010
Springer
We introduce a new technique for proving kernelization lower bounds, called cross-composition. A classical problem L cross-composes into a parameterized problem Q if an instance o...