Results 1 to 2 of 2

Math Help - Continuous function

  1. #1
    Newbie
    Joined
    Nov 2008
    Posts
    4

    Continuous function

    Is there a function f:R-->R that is continuous at π and discontinuous at all other numbers?

    Thx
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Banned
    Joined
    Nov 2008
    Posts
    1
    yes,

    y=(x-n)^18 for rational x, y=0 for irrational x
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. prove that every continuous function is separately continuous
    Posted in the Differential Geometry Forum
    Replies: 6
    Last Post: November 23rd 2011, 03:57 AM
  2. Replies: 3
    Last Post: April 18th 2011, 08:19 AM
  3. Replies: 3
    Last Post: April 18th 2011, 07:24 AM
  4. continuous function
    Posted in the Differential Geometry Forum
    Replies: 1
    Last Post: January 10th 2011, 10:04 PM
  5. Replies: 2
    Last Post: September 2nd 2010, 10:28 AM

Search Tags


/mathhelpforum @mathhelpforum