aequationes mathematicae

, Volume 8, Issue 1–2, pp 95–102 | Cite as

The lattice of natural partial orders

  • S. P. Avann
Research Papers


Partial Order Natural Partial Order 
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    Avann, S. P.,Application of the Join-Irreducible Excess Function to Semi-Modular Lattices, Math. Ann.142, 345–354 (1961).CrossRefGoogle Scholar
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    Avann, S. P.,Locally Atomic Upper Locally Distributive Lattices, Math. Ann.175, 320–336 (1968).Google Scholar
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    Dean, R. A. andKeller, G.,Natural Partial Orders, Canad. J. Math.20, 535–554 (1968).Google Scholar
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    Hillman, A. P.,On the Number of Realizations of a Hasse Diagram by Finite Sets, Proc. Amer. Math. Soc.6, 542–548 (1955).Google Scholar
  5. [5]
    Klarner, D. A.,The Number of Graded Partially Ordered Sets, J. Combinatorial Theory,6, 12–19 (1968).Google Scholar

Copyright information

© Birkhäuser Verlag 1971

Authors and Affiliations

  • S. P. Avann
    • 1
  1. 1.University of WashingtonSeattleUSA

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