• شماره ركورد كنفرانس
    4079
  • عنوان مقاله

    On subsemicovering

  • پديدآورندگان

    Kowkabi Majid m.kowkabi@stu.um.ac.ir Ferdowsi University of Mashhad , Mashayekhy Behrooz bmashf@um.ac.ir Center of Excellence in Analysis on Algebraic Structures, Ferdowsi University of Mashhad , Torabi Hamid h.torabi@ferdowsi.um.ac.ir Ferdowsi University of Mashhad

  • تعداد صفحه
    5
  • كليدواژه
    local homeomorphism , covering map , semicovering map , subcovering map , subsemicovering
  • سال انتشار
    1395
  • عنوان كنفرانس
    چهل و هفتمين كنفرانس رياضي ايران
  • زبان مدرك
    انگليسي
  • چكيده فارسي
    In this paper, by reviewing the concept of subcovering and semicovering maps, we extend the notion of subcovering map to subsemicovering map. We present necessary and sufficient condition .for a local homeomorphism to be a subsemicovering map
  • كشور
    ايران