Asked a question with 1,000 views. This badge can be awarded multiple times.
earned this badge 3 times
prove : if $G$ is a finite group of order $n$ and $p$ is the smallest prime dividing $|G|$ then any subgroup of index $p$ is normal
Awarded jul 3 at 15:56
Awarded jun 5 at 5:03
Awarded jan 30 '13 at 7:45