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math.AP2026

Almost sure pointwise convergence for the 2D periodic quintic NLS

Daniel Eceizabarrena, Pablo Merino

We prove probabilistic pointwise convergence to the initial datum for the 2D periodic quintic NLS for data in with . This is an improvement with respect t…

math.AP2025

Uniform periodic counterexamples to Carleson's convergence problem with polynomial symbols

Daniel Eceizabarrena, Xueying Yu

In Carleson's convergence problem for dispersive equations in the periodic setting , we prove that the Sobolev exponent is ne…

math.AP2025

Bourgain's counterexample in the sequential convergence problem for the Schrödinger equation

Chu-Hee Cho, Daniel Eceizabarrena

We study the problem of pointwise convegence for the Schrödinger operator on along time sequences. We show that the sharp counterexample to the sequential Schröding…

math.AP2025

Multifractality and intermittency in the limit evolution of polygonal vortex filaments

Valeria Banica, Daniel Eceizabarrena, Andrea R. Nahmod +1

With the aim of quantifying turbulent behaviors of vortex filaments, we study the multifractality and intermittency of the family of generalized Riemann's non-differentiable functi…

math.AP2024

Multifractality and polygonal vortex filaments

Valeria Banica, Daniel Eceizabarrena, Andrea. R. Nahmod +1

In this proceedings article we survey the results in [5] and their motivation, as presented at the 50th Journées EDP 2024. With the aim of quantifying turbulent behaviors of vorte…