Sonika Jain Asked a Question
September 18, 2020 3:35 pmpts 30 pts
example of set whuch is both open and close (non trivial)
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  • Deepak singh
    if any doubt then ask
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  • Deepak singh thankyou
    empty set (phi) and R ( real set) are always closed and open set... in real numbers system. there is no non trivial set which is both open and closed... it depends on metric , if ...
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    Sonika Jain
    its quite satisfying , give some exqmple of discrete metric space where every set is open and close
  • Sonika Jain
    non triviall
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  • Chuppana tanuja
    R
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    Sonika Jain
    non trivial set
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