International Journal of Mathematics and Mathematical Sciences
Volume 14 (1991), Issue 2, Pages 413-414
doi:10.1155/S0161171291000522
Note on quasi-bounded sets
Carlos Bosch
, Jan Kučera
and Kelly McKennon
Department of Mathematics, Washington State University, Pullman 99164-2930, Washington, USA
Abstract
It is shown that a union of two quasi-bounded sets, as well as the closure of a quasi-bounded set, may not be quasi-bounded.