Read about #topology | 2 Discussions | Page 1

  1. J

    A Topology in Physics

    How are topological spaces used in physics?
  2. jamalkoiyess

    I Proof that p is interior if p is not limit of complement

    Hello PF, I am searching for a proof that I couldnt find on the internet. Theorem: E in X a metric space. p in E. p is an interior point of E if and only if p is not a limit point of (E complement)' Sorry for notations but I have no idea how to insert Latex here.
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