On separating systems

  • Authors:
  • Béla Bollobás;Alex Scott

  • Affiliations:
  • Trinity College, Cambridge CB2 1TQ, UK and Department of Mathematical Sciences, University of Memphis, Memphis TN38152, USA;Department of Mathematics, University College London, Gower Street, London WC1E 6BT, UK

  • Venue:
  • European Journal of Combinatorics
  • Year:
  • 2007

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Abstract

We sharpen a result of Hansel on separating set systems. We also extend a theorem of Spencer on completely separating systems by proving an analogue of Hansel's result.