Browsing by Subject "weak endomorphisms"

Sort by: Order: Results:

  • Knauer, U.; Pipattanajinda, N. (ДЗ "ЛНУ імені Тараса Шевченка", 2018)
    A weak endomorphisms of a graph is a mapping on the vertex set of the graph which preserves or contracts edges. In this paper we provide a formula to determine the cardinalities of weak endomorphism monoids of finite ...