Universal Bounds for Eigenvalues of the Polyharmonic Operators

Universal bounds on eigenvalues of the buckling problem on spherical domains

Universal Central Extensions of Gauge Algebras and Groups

Universal Covers for Hausdorff Limits of Noncompact Spaces

Universal curvature identities

Universal curvature identities II

Universal Inequalities for Eigenvalues of the Buckling Problem of Arbitrary Order

Universal lifting theorem and quasi-Poisson groupoids

Universal Models via Embedding and Reduction for Locally Conformal Symplectic Structures

Universal principles for Kazdan-Warner and Pohozaev-Schoen type identities

Universal Prolongation of Linear Partial Differential Equations on Filtered Manifolds

Universal recursive formulae for Q-curvatures

Universal string classes and equivariant cohomology

Universal volume bounds in Riemannian manifolds

Unobstructed K-deformations of Generalized Complex Structures and Bihermitian Structures

Unstable Kodaira Fibrations

Unstable minimal surfaces of annulus type in manifolds

Upon h-normal Γ-linear connections on J^1(T,M)

Upper and lower bounds for eigenvalues of the clamped plate problem

Upper bounds for regularized determinants