Question

give a precise definition of the convergence of a sequnc

Answer 1

#retype give a precise definition of the convergence of a sequence

Answer 2

This may be helpful: http://is.gd/l2UYcH

Answer 3

A sequence of reals converges to a when:\[\forall \epsilon ~~\exists N \in \mathbb{N} ~~s.t. ~~\forall n\geq n ~~ |a_n - a| < \epsilon\]