Results 41 to 50 of about 39,694 (133)

Kazdan–Warner obstructions for a fourth‐order boundary problem

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 8, August 2026.
Abstract We derive Kazdan–Warner type identities for the boundary problem of prescribing nonconstant interior Q$Q$ curvature and boundary T$T$ curvature on the upper hemisphere S+4${\mathbb {S}}^{4}_{+}$ by a conformal change of the standard metric.
Sergio Cruz‐Blázquez   +1 more
wiley   +1 more source

Weinstein neighborhood theorems for stratified subspaces

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract By analogy with Weinstein's neighborhood theorem, we prove a uniqueness result for symplectic neighborhoods of a large family of stratified subspaces. This result generalizes existing constructions, for example, in the search for exotic Lagrangians.
Yael Karshon   +2 more
wiley   +1 more source

An EZ${\mathcal {E}\mathcal {Z}}$‐structure for the mapping class group

open access: yesProceedings of the London Mathematical Society, Volume 133, Issue 2, August 2026.
Abstract We construct a boundary for the mapping class group Mod(S)${\rm Mod}(S)$ of a surface S$S$ of finite type. The action of Mod(S)${\rm Mod}(S)$ on this boundary is minimal, strongly proximal and topologically free. The boundary is the boundary of an EZ${\mathcal {E}\mathcal {Z}}$‐structure for Mod(S)${\rm Mod}(S)$.
Ursula Hamenstädt
wiley   +1 more source

Fair Canonical Correlation Analysis. [PDF]

open access: yesAdv Neural Inf Process Syst, 2023
Zhou Z   +7 more
europepmc   +1 more source

Nested Grassmannians for Dimensionality Reduction with Applications. [PDF]

open access: yesJ Mach Learn Biomed Imaging, 2022
Yang CH, Vemuri BC.
europepmc   +1 more source

Nested Hyperbolic Spaces for Dimensionality Reduction and Hyperbolic NN Design. [PDF]

open access: yesProc IEEE Comput Soc Conf Comput Vis Pattern Recognit, 2022
Fan X, Yang CH, Vemuri BC.
europepmc   +1 more source

Universality in long-distance geometry and quantum complexity. [PDF]

open access: yesNature, 2023
Brown AR   +3 more
europepmc   +1 more source

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