Revision history of "A subset of a topological space is open if and only if it is a neighbourhood to all of its points"

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  • (cur | prev) 00:27, 6 September 2016‎ Alec (Talk | contribs)‎ m . . (8,167 bytes) (+16)‎ . . (Anchors need to go above)
  • (cur | prev) 00:25, 6 September 2016‎ Alec (Talk | contribs)‎ . . (8,151 bytes) (+8,151)‎ . . (Created page with "{{Stub page|grade=F|msg=Links to other pages, gosh for something so simple it's long! Also verification of proof}} __TOC__ ==Statement== Let {{Top.|X|J}} be a topological sp...")
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