• Title of article

    On the number of irreducible coverings by edges of complete bipartite graphs

  • Author/Authors

    Ioan Tomescu، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 1996
  • Pages
    4
  • From page
    453
  • To page
    456
  • Abstract
    In this paper it is proved that the exponential generating function of the numbers, denoted by N(p, q), of irreducible coverings by edges of the vertices of complete bipartite graphs Kp,q equals exp(xey + yex − x − y − xy) − 1.
  • Journal title
    Discrete Mathematics
  • Serial Year
    1996
  • Journal title
    Discrete Mathematics
  • Record number

    943753