Algumas considerações sobre homotopia e homologia

Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

Lindelof spaces which are indestructible, productive, or D

We discuss relationships in Lindelof spaces among the properties "indestructible". "productive", "D", and related properties. (C) 2011 Elsevier B.V. All rights reserved.