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## Main Question or Discussion Point

Hello;

What does it mean physically if I have?

[tex]R_{a b} = Ag_{a b}[/tex]

I think it means that my manifold is an n-sphere (i.e. if A is positive),

or it is AdSn (i.e. if A is negative). Is this correct?

What does it mean physically if I have?

[tex]R_{a b} = Ag_{a b}[/tex]

I think it means that my manifold is an n-sphere (i.e. if A is positive),

or it is AdSn (i.e. if A is negative). Is this correct?