EDB β€” 0HM

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[0HM] Let’s consider on ℝ the family Ο„+={(a,+∞):aβˆˆβ„}βˆͺ{βˆ…,ℝ}. Show that it is a topology. Is it Hausdorff? Calculate closure, interior, boundary and derivative of these sets:

Bracket argument to \\ must be a dimension

Solution 1

[0HN]

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  • space, topological
  • topological space
  • interior
  • closure
  • boundary
  • derivative
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