# Math Help - are the generators of

1. ## are the generators of

are the generators of the group integers under addition, 1 and -1 ?

thanks.

2. Originally Posted by universalsandbox
are the generators of the group integers under addition, 1 and -1 ?

thanks.
Yes. If $a$ generates the group then $na = 1$ for some $n$. But then $a=\pm 1$.