• openAccess   Conjugacy classes contained in normal subgroups: an overview 

      Beltrán, Antonio; Felipe, Maria José; Melchor Borja, Carmen University of Isfahan (2017)
      We survey known results concerning how the conjugacy classes contained in a normal subgroup and their sizes exert an in uence on the normal structure of a nite group. The approach is mainly presented in the framework ...
    • openAccess   Second-order and local characteristics of network intensity functions 

      Eckardt, Matthias; Mateu, Jorge Springer (2021)
      The last decade has witnessed an increase of interest in the spatial analysis of structuredpoint patterns over networks whose analysis is challenging because of geometricalcomplexities and unique methodological problems. ...