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tatiyna
3 years ago
12

What does “normal space” refer to? Justify your answer.

Mathematics
1 answer:
vivado [14]3 years ago
5 0
A normal space<span> is a </span>topological space X<span> that satisfies </span><span>Axiom T4</span><span>: every two disjoint </span>closed sets<span> of </span>X<span> have disjoint </span>open neighborhoods<span>.</span>
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