$V_{\epsilon}(x^*)$ notation

Question

What does the following notation $V_{\epsilon}(x^*)$ in the context

and there are infinitely many terms of $a_n$ in $V_{\epsilon}(x^*)$

on this link.

http://mathonline.wikidot.com/the-real-line-and-the-epsilon-neighbourhood-of-a-real-number — Exodd, Apr 26 '20 at 09:47

score 1 · Accepted Answer · answered Apr 26 '20 at 09:47

1

From the context it looks like the interval $$ V_{\epsilon}(x)=(x-\epsilon,x+\epsilon)\ . $$

answered Apr 26 '20 at 09:47

Teddy38

1 Answers1