For exemplo i read $Ric_{\overline{M}}(N,N)$ = n in imersion $\phi: M^{n} \to \overline{M}=S^{n+1}$. Why? What's the relationship?
Ric = Ricci tensor e N is a normal vector field
For exemplo i read $Ric_{\overline{M}}(N,N)$ = n in imersion $\phi: M^{n} \to \overline{M}=S^{n+1}$. Why? What's the relationship?
Ric = Ricci tensor e N is a normal vector field
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