The sharp lower bound of the first eigenvalue of the sub-Laplacian on a quaternionic contact manifold

The Signature of a Manifold

The signature of the Ricci curvature of left invariant Riemannian metrics on 4-dimensional Lie groups

The signature of the Seiberg-Witten surface

The signature package on Witt spaces

The signature package on Witt spaces, I. Index classes

The signature package on Witt spaces, II. Higher signatures

The simplicial volume of closed manifolds covered by H^2 x H^2

The single-leaf Frobenius Theorem with Applications

The Singly Periodic Genus-One Helicoid

The singularities of Yang-Mills connections for bundles on a surface. II. The stratification

The singularities of Yang-Mills connections for bundles on a surface. I. The local model

The six dimensional sphere is a complex manifold

The size of isoperimetric surfaces in 3-manifolds and a rigidity result for the upper hemisphere

The skew-torsion holonomy theorem and naturally reductive spaces

The small time asymptotics of the heat kernel at the cut locus

The smallest Dirac eigenvalue in a spin-conformal class and cmc-immersions

The Smooth Structure of the Space of Piecewise-Smooth Loops

The smoothness of Riemannian submersions with nonnegative sectional curvature

The Soliton Kähler-Ricci Flow over Fano Manifolds