Word info

metacompact

Adjective

Meaning

metacompact (not comparable)

(topology) Of a topological space: such that every open cover has a point finite open refinement. That is, given any open cover of the topological space, there is a refinement which is again an open cover with the property that every point is contained only in finitely many sets of the refining cover.

Source: en.wiktionary.org

Examples

Every paracompact space is metacompact, and every metacompact space is orthocompact. Source: Internet

If A is not meagre in X, A is of second category in X. Steen Seebach (1978) p.7 ; Metacompact : A space is metacompact if every open cover has a point finite open refinement. Source: Internet

To define them, we first need to extend the list of terms above: A topological space is: * metacompact if every open cover has an open pointwise finite refinement. Source: Internet

Close letter words and terms