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Annals of Mathematics· 2026Q1

Effective equidistribution for some one parameter unipotent flows

Elon Lindenstrauss, Amir Mohammadi, Zhiren Wang

Short summary

New effective equidistribution theorems with polynomial error rates are proven for unipotent flows in specific arithmetic quotients, using Margulis functions and spectral gap tools.

AI-generated from the title and abstract; the full text is not read.

Key points

  • Proves effective equidistribution theorems for unipotent flows.
  • Achieves polynomial error rates in the equidistribution.
  • Applies to orbits in arithmetic quotients of SL2(C) and SL2(R) x SL2(R).
  • Utilizes Margulis functions, incidence geometry, and spectral gap.

AI-generated from the title and abstract; the full text is not read.

Abstract

We prove effective equidistribution theorems, with polynomial error rate, for orbits of the unipotent subgroups of $\mathrm{SL}_2 (\mathbb{R})$ in arithmetic quotients of $\mathrm{SL}_2 (\mathbb{C})$ and $\mathrm{SL}_2 (\mathbb{R}) \times \rm{SL}_2(\mathbb{R})$. The proof is based on the use of a Margulis function, tools from incidence geometry, and the spectral gap of the ambient space.

The authors' abstract, as published at the source. Annals of Mathematics, 2026 · DOI ↗

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Field: Mathematical Physics

Mathematical PhysicsMathematics