- #1
robousy
- 334
- 1
Has anyone seen this identity:
[tex]g^{ab}\nabla g_{ab}=\nabla ln|g|[/tex]
I've seen it used, but want to figure out where it comes from.
Does anyone know a name or have any ideas??
[tex]g^{ab}\nabla g_{ab}=\nabla ln|g|[/tex]
I've seen it used, but want to figure out where it comes from.
Does anyone know a name or have any ideas??