Optimal reduction

Optimalité systolique infinitésimale de l'oscillateur harmonique

Optimalité, congruences et calculs d'invariants des variétés symplectiques réelles de dimension quatre

Orbifold cohomology of abelian symplectic reductions and the case of weighted projective spaces

Orbifold cohomology of torus quotients

Orientability in Yang-Mills Theory over Nonorientable Surfaces

Orientations in Legendrian Contact Homology and Exact Lagrangian Immersions

Overtwisted energy-minimizing curl eigenfields

Ozsvath-Szabo invariants and tight contact three-manifolds, I

Ozsvath-Szabo invariants and tight contact three-manifolds, II

Ozsvath-Szabo invariants and tight contact three-manifolds, III

Packing numbers of rational ruled 4-manifolds

Packing symplectic manifolds by hand

Paires de structures de contact sur les variétés de dimension trois

Pairings of Sheaves of $\mathcal{A}$-Modules through Bilinear $\mathcal{A}$-Morphisms

Parameterized Gromov-Witten invariants and topology of symplectomorphism groups

Parametrized Ring-Spectra and the Nearby Lagrangian Conjecture

Partially ordered groups and geometry of contact transformations

Periodic Orbits of Twisted Geodesic Flows and The Weinstein-Moser Theorem

Perturbed closed geodesics are periodic orbits: Index and Transversality