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On the Number of B-h-Sets

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Author(s):
Dellamonica, Domingos, Jr. ; Kohayakawa, Yoshiharu ; Lee, Sang June ; Roedl, Vojtech ; Samotij, Wojciech
Total Authors: 5
Document type: Journal article
Source: COMBINATORICS PROBABILITY & COMPUTING; v. 25, n. 1, p. 22-pg., 2016-01-01.
Abstract

A set A of positive integers is a B-h-set if all sums of the form a(1) + ... + a(h), with a(1), ..., a(h) is an element of A and a(1) <= ... <= a(h), are distinct. We provide asymptotic bounds for the number of B-h-sets of a given cardinality contained in the interval [n] = {1, ..., n}. As a consequence of our results, we address a problem of Cameron and Erdos (1990) in the context of B-h-sets. We also use these results to estimate the maximum size of a B-h-set contained in a typical (random) subset of [n] with a given cardinality. (AU)

FAPESP's process: 13/07699-0 - Research, Innovation and Dissemination Center for Neuromathematics - NeuroMat
Grantee:Oswaldo Baffa Filho
Support Opportunities: Research Grants - Research, Innovation and Dissemination Centers - RIDC
FAPESP's process: 13/03447-6 - Combinatorial structures, optimization, and algorithms in theoretical Computer Science
Grantee:Carlos Eduardo Ferreira
Support Opportunities: Research Projects - Thematic Grants