- #1
PsychonautQQ
- 784
- 10
I'm reading this proof on the matter:
https://math.stackexchange.com/questions/278755/show-that-a-retract-of-a-hausdorff-space-is-closed
How do we know that the final neighborhood they come up with is disjoint from A?
https://math.stackexchange.com/questions/278755/show-that-a-retract-of-a-hausdorff-space-is-closed
How do we know that the final neighborhood they come up with is disjoint from A?
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