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arxiv: 0807.1581 · v3 · submitted 2008-07-10 · 🧮 math.DG

On the Completeness of Gradient Ricci Solitons

classification 🧮 math.DG
keywords nablacompletenessgradientlambdariccifieldimpliesmetric
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A gradient Ricci soliton is a triple $(M,g,f)$ satisfying $R_{ij}+\nabla_i\nabla_j f=\lambda g_{ij}$ for some real number $\lambda$. In this paper, we will show that the completeness of the metric $g$ implies that of the vector field $\nabla f$.

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