DM
2000
13 years 7 months ago
2000
This paper discusses investigations of sequences of natural numbers which count the orbits of an in nite permutation group on n-sets or n-tuples. It surveys known results on the g...
STOC
1991
ACM
13 years 11 months ago
1991
ACM
d Abstract) James Aspnes Maurice Herlihyy Nir Shavitz Digital Equipment Corporation Cambridge Research Lab CRL 90/11 September 18, 1991 Many fundamental multi-processor coordinati...
TAMC
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. Kernelizations are an important tool in designing fixed parameter algorithms for parameterized decision problems. We introduce an analogous notion for counting problems,...