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.
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.