regular topological space

regular topological space

[′reg·yə·lər ¦täp·ə¦läj·ə·kəl ′spās]
(mathematics)
A topological space where any point and a closed set not containing it can be enclosed in disjoint open sets.
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References in periodicals archive ?
Let E be a completely regular topological space and U an open subset of E.
Let E be a completely regular topological space, U an open subset of E and assume (3.