Minimum Broadcast Trees

  • Authors:
  • A. Proskurowski

  • Affiliations:
  • Department of Computer and Information Science, University of Oregon

  • Venue:
  • IEEE Transactions on Computers
  • Year:
  • 1981

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Abstract

"Broadcasting" is an information dissemination process in which a member of a system generates a message communicated to all other members. We model this process by ordered rooted trees and investigate a special class of rooted trees allowing broadcasting from the root to all other vertices of the tree in the minimum time (over all rooted trees with n vertices). We characterize trees from this class ("mbt") and give an algorithm deciding membership in the class. We also present an algorithm to construct all mbt's with a given number of vertices and give a recursive formula to count these trees.