Preservation of Topological Properties
- every disjoint union of discrete spaces is discrete
- Separation
- every disjoint union of T0 spaces is T0
- every disjoint union of T1 spaces is T1
- every disjoint union of Hausdorff spaces is Hausdorff
- Connectedness
- the disjoint union of two or more nonempty topological spaces is disconnected
Read more about this topic: Disjoint Union (topology)
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