Results 1 to 2 of 2

Math Help - connected

  1. #1
    Member
    Joined
    Jan 2011
    Posts
    83
    Thanks
    1

    connected

    If A is countable in R 2 , prove that R2-A is connected.
    please give the hint.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Super Member girdav's Avatar
    Joined
    Jul 2009
    From
    Rouen, France
    Posts
    678
    Thanks
    32

    Re: connected

    Show that this set is path-wise connected, using a polygonal path.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Every path-connected metric space is connected
    Posted in the Differential Geometry Forum
    Replies: 2
    Last Post: September 13th 2011, 06:31 AM
  2. The union of non-disjoint connected is connected
    Posted in the Differential Geometry Forum
    Replies: 4
    Last Post: September 17th 2010, 03:06 AM
  3. Proof that union of two connected non disjoint sets is connected
    Posted in the Differential Geometry Forum
    Replies: 1
    Last Post: September 27th 2009, 08:22 AM
  4. Replies: 1
    Last Post: April 18th 2008, 07:19 AM
  5. Replies: 5
    Last Post: April 7th 2007, 09:52 AM

Search Tags


/mathhelpforum @mathhelpforum