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math.LOApr 2, 2013
authors
  • Tarek Sayed Ahmed
arXiv abstractPDF
paper

Neat atom structures

arXiv:1304.0785

Abstract

An atom structure is neat if there an algebra based on this atom structure in Nr_nCA_ω. We show that this class is not elementary

arXiv admin note: text overlap with arXiv:1302.1368

References in corpus (1)

  • Separating Models by Formulas and the Number of Countable Models
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