Challenge problem: Let f be a function : Prove that: If, a, is not an accumulation point of A,then there exists an mεR,such that for all ε>0 there exists a δ>0 such that : for all ,x: and Moderator edit: Approved Challenge question.
Last edited by mr fantastic; Jun 28th 2010 at 05:22 PM. Reason: Approved.
Follow Math Help Forum on Facebook and Google+
View Tag Cloud