2 search results - page 1 / 1 » The harmonious coloring problem is NP-complete for interval ... |
DAM
2007
13 years 4 months ago
2007
In this paper, we prove that the harmonious coloring problem is NP-complete for connected interval and permutation graphs. Given a simple graph G, a harmonious coloring of G is a ...
FOCS
2005
IEEE
13 years 10 months ago
2005
IEEE
The problem of characterizing all the testable graph properties is considered by many to be the most important open problem in the area of property-testing. Our main result in thi...