Note: Inclusion matrices and chains

  • Authors:

  • E. Ghorbani;G. B. Khosrovshahi;Ch. Maysoori;M. Mohammad-Noori

  • Affiliations:

  • Department of Mathematical Sciences, Sharif University of Technology, Tehran, Iran and Institute for Studies in Theoretical Physics and Mathematics (IPM), PO Box 19395-5746, Tehran, Iran;Center of Excellence, School of Mathematics, Statistics, and Computer Science, University of Tehran, Tehran, Iran and Institute for Studies in Theoretical Physics and Mathematics (IPM), PO Box 193 ...;Institute for Studies in Theoretical Physics and Mathematics (IPM), PO Box 19395-5746, Tehran, Iran;Center of Excellence, School of Mathematics, Statistics, and Computer Science, University of Tehran, Tehran, Iran and Institute for Studies in Theoretical Physics and Mathematics (IPM), PO Box 193 ...

  • Venue:
  • Journal of Combinatorial Theory Series A
  • Year:
  • 2008

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Abstract

Given integers t, k, and v such that 0=