Publicado

2008-01-01

Erratum to “More on λ-closed sets in topological spaces” Revista Colombiana de Matemáticas 41 (2007) 2 355-369

Errata sobre “Más sobre conjuntos λ-cerrados en espacios topológicos” Revista Colombiana de Matemáticas 41 (2007) 2 355-369

Palabras clave:

λ-closed, topological spaces (en)
λ-cerrados, espacios topológicos (es)

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Autores/as

  • Miguel Caldas Universidade Federal Fluminense, Rio de Janeiro, Brasil
  • Saeid Jafari College of Vestsjaelland South, Slagelse, Denmark
  • Govindappa Navalagi KLE Society’s G. H. College, Karnataka, India

Since, from Lemma 2.1 of this article it follows that λCl () = Cl ()K er () for all ∊ X . Therefore λCl ({ y } if and only if yλCl  { }). This means that every topological space is λ-Ro.

Citas

Caldas, M., and Jafari, S. On some low separation axioms via A-open and A-closure operator. Rend. Cire. Mat. Di Palermo 54, 2 (2005), 195-208.

Caldas, M., Jafari, S., and Navalagi, G. More on λ-cIosed sets in topological spaces. Revista Colombiana de Mat 41, 2 (2007), 355-369.

Ganster, M., Jafari, S., and Steiner, M. Some observations on λ-closed sets. Submitted.