Semigroup Forum

, Volume 21, Issue 1, pp 221–255

Sums equal to products in βN

  • Neil Hindman
Research Article

DOI: 10.1007/BF02572552

Cite this article as:
Hindman, N. Semigroup Forum (1980) 21: 221. doi:10.1007/BF02572552

Copyright information

© Springer-Verlag New York Inc 1980

Authors and Affiliations

  • Neil Hindman
    • 1
  1. 1.Department of MathematicsHoward UniversityWashington, D.C.

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