328 search results - page 61 / 66 » Homomorphism bounded classes of graphs |
94
Voted
COCO
2000
Springer
15 years 1 months ago
2000
Springer
For any q > 1, let MODq be a quantum gate that determines if the number of 1’s in the input is divisible by q. We show that for any q, t > 1, MODq is equivalent to MODt (u...
SPAA
2003
ACM
15 years 2 months ago
2003
ACM
In the minimum path coloring problem, we are given a graph and a set of pairs of vertices of the graph and we are asked to connect the pairs by colored paths in such a way that pa...
FOCS
1998
IEEE
15 years 1 months ago
1998
IEEE
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
78
Voted
WG
2005
Springer
15 years 3 months ago
2005
Springer
We review the concepts of hypertree decomposition and hypertree width from a graph theoretical perspective and report on a number of recent results related to these concepts. We al...
95
Voted
TCC
2009
Springer
15 years 10 months ago
2009
Springer
Abstract. Goldreich (ECCC 2000) proposed a candidate one-way function construction which is parameterized by the choice of a small predicate (over d = O(1) variables) and of a bipa...