hide
Free keywords:
Mathematics, Differential Geometry, math.DG,
Abstract:
It is a theorem of S. Bando that if $g(t)$ is a solution to the Ricci flow on
a compact manifold $M$, then $(M, g(t))$ is real-analytic for each $t >0$. In
this note, we extend his result to smooth solutions on open domains $U\subset
M$.