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The Novikov conjecture, the group of volume preserving diffeomorphisms and Hilbert-Hadamard spaces

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2021; 31 (2)

We prove that the Novikov conjecture holds for any discrete group admitting an isometric and metrically proper action on an admissible Hilbert-Hadamar......

BAD(w) IS HYPERPLANE ABSOLUTE WINNING

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, ; ()

In 1998 Kleinbock conjectured that any set of weighted badly approximable d x n real matrices is a winning subset in the sense of Schmidt's game. In t......

Anderson localization for multi-frequency quasi-periodic operators on Z(D)

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2020; 30 (2)

We establish Anderson localization for general analytic k-frequency quasi-periodic operators on Z(d) for arbitraryk, d.

Exponential mixing for a class of dissipative PDEs with bounded degenerate noise

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2020; 30 (1)

We study a class of discrete-time random dynamical systems with compact phase space. Assuming that the deterministic counterpart of the system in ques......

Harmonic maps for Hitchin representations

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2019; 29 (2)

Let (S,g(0)) be a hyperbolic surface, be a Hitchin representation for PSL(n,R), and f be the unique -equivariant harmonic map from (S0) to the corresp......

JIF:1.51

Badly approximable points on manifolds and unipotent orbits in homogeneous spaces

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2019; 29 (4)

In this paper, we study the weighted n-dimensional badly approximable points on manifolds. Given a Cn differentiable non-degenerate submanifold U subs......

JIF:1.51

APPLICATION OF SIGNAL ANALYSIS TO THE EMBEDDING PROBLEM OF Z(K)-ACTIONS

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2019; 29 (5)

We study the problem of embedding arbitrary Z(k)-actions into the shift action on the infinite dimensional cube (vertical bar 0,1 vertical bar(D))(Zk)......

JIF:1.51

DIMENSION ESTIMATES FOR NON-CONFORMAL REPELLERS AND CONTINUITY OF SUB-ADDITIVE TOPOLOGICAL PRESSURE

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2019; 29 (5)

Given a non-conformal repeller Lambda of a C1+gamma map, we study the Hausdorff dimension of the repeller and continuity of the sub-additive topologic......

JIF:1.51

SMALL GAPS OF GOE

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2019; 29 (6)

In this article, we study the smallest gaps between eigenvalues of the Gaussian orthogonal ensemble (GOE). The main result is that the smallest gaps, ......

JIF:1.51

NEARLY CIRCULAR DOMAINS WHICH ARE INTEGRABLE CLOSE TO THE BOUNDARY ARE ELLIPSES

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2018; 28 (2)

The Birkhoff conjecture says that the boundary of a strictly convex integrable billiard table is necessarily an ellipse. In this article, we consider ......

JIF:1.51

The rigidity of pseudo-rotations on the two-torus and a question of Norton-Sullivan

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2018; 28 (5)

We show that under certain boundedness condition, a C-r conservative irrational pseudo-rotations on T-2 with a generic rotation vector is Cr-1-rigid. ......

JIF:1.51

NON-EXISTENCE OF POINCARE-EINSTEIN MANIFOLDS WITH PRESCRIBED CONFORMAL INFINITY

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2017; 27 (4)

In this note we prove the existence of infinitely many positive conformal classes on S-7 which cannot be the conformal infinity of a Poincare-Einstein......

JIF:1.79

epsilon-REGULARITY FOR SHRINKING RICCI SOLITONS AND RICCI FLOWS

期刊: GEOMETRIC AND FUNCTIONAL ANALYSIS, 2017; 27 (5)

Cheeger and Tian (J Am Math Soc 19(2):487-525, 2006) proved an -regularity theorem for 4-dimensional Einstein manifolds without volume assumption. The......

JIF:1.79

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