The long time behavior of fourth-order curvature flows
The loop derivative as a curvature
The lower bound of the Ricci curvature that yields the infinite number of the discrete spectrum of the Laplacian
The L^2 geometry of spaces of harmonic maps S^2 -> S^2 and RP^2 -> RP^2
The Mabuchi metric and the Kähler-Ricci flow
The macroscopic spectrum of nilmanifolds with an emphasis on the heisenberg groups
The macroscopical sound of tori
The mapping class group orbit of a multicurve
The Marked Length Spectrum Versus the Laplace Spectrum on Forms on Riemannian Nilmanifolds
The Marked Length Spectrum vs. The Laplace Spectrum on Forms on Riemannian Nilmanifolds
The mass of a Lorentzian manifold
The mass of asymptotically hyperbolic Riemannian manifolds
The maximum principle for manifolds over a local algebra
The Maximum Principle for Minimal Varieties of Arbitrary Codimension
The Mayer-Vietoris Property in Differential Cohomology
The mean curvature at the first singular time of the mean curvature flow
The mean curvature flow along the Kähler-Ricci flow
The mean curvature flow approach to the symplectic isotopy problem
The mean curvature flow for equifocal submanifolds
The mean curvature flow for isoparametric submanifolds