Regular element of a semisimple Lie algebra
= Regular element of a semisimple Lie algebra
{c}
An element $x$ of a semisimple <Lie algebra> of rank $\ell$ is regular when its <centralizer> has the minimum possible dimension $\ell$.
= Regular element of a semisimple Lie algebra
{c}
An element $x$ of a semisimple <Lie algebra> of rank $\ell$ is regular when its <centralizer> has the minimum possible dimension $\ell$.