Evaluation of cardinalities of some families of ξ-classes in \(P_{\aleph _0 }\)

  • Perfilyeva I. G. 
Conference paper
Part of the Lecture Notes in Computer Science book series (LNCS, volume 278)


Class Theorem Numerical Order Closure Operation Pairwise Intersection Functional Completness 


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Copyright information

© Springer-Verlag Berlin Heidelberg 1987

Authors and Affiliations

  • Perfilyeva I. G. 
    • 1
  1. 1.All-Union Correspondent's Machine-Building InstituteMoscowUSSR

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