International Journal of Mathematics and Mathematical Sciences (Jan 1991)
Note on quasi-bounded sets
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.
Keywords
International Journal of Mathematics and Mathematical Sciences (Jan 1991)
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.