Covariant divergence
= Covariant divergence
The covariant divergence contracts a covariant-derivative index with a contravariant tensor index. For a mixed rank-two tensor it is $\nabla_\mu T^\mu{}_{\nu}$.
= Covariant divergence
The covariant divergence contracts a covariant-derivative index with a contravariant tensor index. For a mixed rank-two tensor it is $\nabla_\mu T^\mu{}_{\nu}$.