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Math Help - Topology

  1. #1
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    Topology

    Show that R in the finite complement topology is not Hausdorff.
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  2. #2
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    Opalg's Avatar
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    What does a neighbourhood of 0 look like in the finite complement topology? What does a neighbourhood of 1 look like? Can the points 0 and 1 have neighbourhoods that are disjoint from each other?
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