- #1
garyljc
- 103
- 0
By definition, a sequence a(n) has the Cauchy sequence if for eery E>0 ,there exist a natural number N such that Abs(a(n) - a(m) ) < E for all n, m > N
Could anyone tell me what is a(m) ? is it a subsequence of a(n) , or could it be any other non related sequence ?
Could anyone tell me what is a(m) ? is it a subsequence of a(n) , or could it be any other non related sequence ?