1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Closed Sets

  1. Nov 15, 2009 #1
    1. The problem statement, all variables and given/known data
    Show that the intersection of two closed sets is closed.


    2. Relevant equations



    3. The attempt at a solution
    Let X and Y be closed sets i.e. X and Y are equal to their closure X_ and Y_. Then X[tex]\cap[/tex]Y is equal to X_[tex]\cap[/tex]Y_.
     
  2. jcsd
  3. Nov 15, 2009 #2

    Dick

    User Avatar
    Science Advisor
    Homework Helper

    And how would that show X intersect Y is closed?
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook




Similar Discussions: Closed Sets
  1. Closed set (Replies: 1)

  2. Closed set (Replies: 3)

  3. Closed sets (Replies: 8)

  4. Closed set (Replies: 11)

  5. Closed set (Replies: 14)

Loading...