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arxiv: 1606.07877 · v1 · pith:FLE66GG6new · submitted 2016-06-25 · 🧮 math.DG · math.AP

Rate of curvature decay for the contracting cusp Ricci flow

classification 🧮 math.DG math.AP
keywords flowriccicurvaturecuspdecayprovecontractingcontracts
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We prove that the Ricci flow that contracts a hyperbolic cusp has curvature decay like one over time squared. In order to do this, we prove a new Li-Yau type differential Harnack inequality for Ricci flow on surfaces.

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