In this note, we shall prove the following
that I have leart from this paper [here]. Here, is scalar curvature,
is the traceless Ricci tensor and
denotes the average of
. The proof is simple. First, we have
Therefore,
In this note, we shall prove the following
that I have leart from this paper [here]. Here, is scalar curvature,
is the traceless Ricci tensor and
denotes the average of
. The proof is simple. First, we have
Therefore,