Results 121 to 130 of about 3,185,169 (199)

Nonamenable subforests of multi‐ended quasi‐pmp graphs

open access: yesProceedings of the London Mathematical Society, Volume 133, Issue 3, September 2026.
Abstract We prove the a.e. nonamenability of locally finite quasi‐pmp Borel graphs whose every component admits at least three nonvanishing ends with respect to the underlying Radon–Nikodym cocycle. We witness their nonamenability by constructing Borel subforests with at least three nonvanishing ends per component, and then applying Tserunyan and ...
Ruiyuan Chen   +2 more
wiley   +1 more source

Effective length‐projection bounds for hyperbolic 3‐manifolds diffeomorphic to S×R$S\times \mathbb {R}$

open access: yesJournal of Topology, Volume 19, Issue 3, September 2026.
Abstract We give a formula with explicit constants relating the subsurface projection dY(ν−,ν+)$d_Y(\nu ^-,\nu ^+)$ of the end invariants ν−,ν+$\nu ^-,\nu ^+$ of a hyperbolic 3‐manifold Q$Q$ diffeomorphic to S×R$S\times \mathbb {R}$ and the length of the geodesic representative in Q$Q$ of the multicurve ∂Y$\partial Y$.
Gabriele Viaggi
wiley   +1 more source

On $L^1$-Matrices with Degenerate Spectrum and Weak Convergence in Associated Weighted Sobolev Spaces

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Matematika, 2012
We study the compactness property of the weak convergence in variable Sobolev spaces of the following sequences $\left\{ (A_n,u_n) \in L^1(\Omega; {\mathbb{R}}^{N\times N}) \times W_{A_n}(\Omega; {\Gamma}_D) \right\}$, where the squared symmetric ...
P.I. Kogut, T.N. Rudyanova
doaj  

Hausdorff operator in Lebesgue spaces

open access: yes
We study the boundedness of the Hausdorff operator in various types of Lebesgue spaces, e.g. weighted spaces, variable exponent and grand Lebesgue spaces. The results are illustrated by a number of examples. © 2019 Element D.O.O..
Górka P., Bandaliyev R.
core   +1 more source

GEOMETRIC PROPERTIES OF BANACH SPACE VALUED BOCHNER-LEBESGUE SPACES WITH VARIABLE EXPONENT [PDF]

open access: yes, 2013
. In this paper, the Banach space valued Bochner-Lebesgue spaces with variable exponent are introduced. Then the dual space, the reflexivity, uniformly convexity and uniformly smoothness of these new spaces are obtained.
Chen Cheng, Jingshi Xu
core  

On variable Lebesgue spaces [PDF]

open access: yes
Doctor of PhilosophyDepartment of MathematicsCharles N. MooreThe reader will recall that the classical $p$-Lebesgue spaces are those functions defined on a measure space $(X, \mu)$ whose modulus raised to the $p^{\rm th}$ power is integrable.
Nguyen, Peter Quoc Hiep
core  

Hyperbolic P ( Φ ) 2 -model on the Plane. [PDF]

open access: yesCommun Math Phys
Oh T, Tolomeo L, Wang Y, Zheng G.
europepmc   +1 more source

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