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We prove a bilinear Carleson embedding theorem with matrix weight and scalar measure. In the scalar case, this becomes exactly the well known weighted bilinear Carleson embedding theorem. Although only allowing scalar Carleson measures, it…

Classical Analysis and ODEs · Mathematics 2023-03-30 Stefanie Petermichl , Sandra Pott , Maria Carmen Reguera

We consider three problems connected with coinvariant subspaces of the backward shift operator in Hardy spaces $H^p$: 1) properties of truncated Toeplitz operators; 2) Carleson-type embedding theorems for the coinvariant subspaces; 3)…

Functional Analysis · Mathematics 2022-02-28 Anton Baranov , Roman Bessonov , Vladimir Kapustin

In [Y.~K.~Hu, K.~A.~Kopotun, X.~M.~Yu, Constr. Approx. 2000], the authors have obtained a characterization of best $n$-term piecewise polynomial approximation spaces as real interpolation spaces between $L^p$ and some spaces of bounded…

Functional Analysis · Mathematics 2024-02-23 Jacek Gulgowski , Anna Kamont , Markus Passenbrunner

We prove Carleson embeddings for Bergman-Orlicz spaces of the unit ball that extend the lower triangle estimates for the usual Bergman spaces.

Classical Analysis and ODEs · Mathematics 2020-04-06 Benoit F. Sehba

Let $p\in (1,\infty)$. In this paper, for any given measurable function $u:\ \mathbb{R}\rightarrow \mathbb{R}$ and a generalized plane curve $\gamma$ satisfying some conditions, the $L^p(\mathbb{R}^2)$ boundedness of the Hilbert transform…

Classical Analysis and ODEs · Mathematics 2018-07-20 Haixia Yu , Junfeng Li

As a tool for solving the Neumann problem for divergence form equations, Kenig and Pipher introduced the space X of functions on the half space, such that the non-tangential maximal function of their L_2-Whitney averages belongs to L_2 on…

Classical Analysis and ODEs · Mathematics 2015-05-27 Tuomas Hytönen , Andreas Rosén

Carleson's Theorem asserts the pointwise convergence of Fourier series of square integrable functions. We give a complete proof, following joint work of the author and C. Thiele. Over 20 exercises are also detailed. We also discuss the…

Classical Analysis and ODEs · Mathematics 2007-05-23 Michael Lacey

A formulation of the Carleson embedding theorem in the multilinear setting is proved which allows to obtain a multilinear analogue of Sawyer's two weight theorem for the multisublinear maximal function \mathcal{M} introduced in Lerner et…

Classical Analysis and ODEs · Mathematics 2013-07-10 Wei Chen , Wendolín Damián

We prove pointwise variational Lp bounds for a bilinear Fourier integral operator in a large but not necessarily sharp range of exponents. This result is a joint strengthening of the corresponding bounds for the classical Carleson operator,…

Classical Analysis and ODEs · Mathematics 2016-05-03 Yen Do , Camil Muscalu , Christoph Thiele

In this paper we present in concise form recent results, with illustrative proofs, on solvability of the $L^p$ Dirichlet, Regularity and Neumann problems for scalar elliptic equations on Lipschitz domains with coefficients satisfying a…

Analysis of PDEs · Mathematics 2022-12-02 Martin Dindoš , Jill Pipher

We prove Carleson embeddings for Bergman spaces of tube domains over symmetric cones, we apply them to characterize symbols of bounded Ces\`aro-type operators from weighted Bergman spaces to weighted Besov spaces. We also obtain Schatten…

Classical Analysis and ODEs · Mathematics 2014-08-25 Cyrille Nana , Benoit F. Sehba

Nazarov-Treil-Volberg recently proved an elegant two-weight T1 theorem for "almost diagonal" operators that played a key role in the proof of the $A_2$ conjecture for dyadic shifts and related operators. In this paper, we obtain a…

Classical Analysis and ODEs · Mathematics 2016-10-10 Kelly Bickel , Brett D. Wick

We prove $L^p$ bounds, $\frac{d^2 + 4d + 2}{(d+1)^2} < p < 2(d+1)$, for maximal linear modulations of singular integrals along paraboloids with frequencies in certain subspaces of $\mathbb{R}^{d+1}$, for $d \geq 2$. This generalizes…

Classical Analysis and ODEs · Mathematics 2025-10-02 Lars Becker

Carleson's theorem on the pointwise convergence of Fourier series provides bounds for a maximal operator, with the maximum taken over all choices of linear functions of a phase argument. We extend this to all quadratic choices of phase…

Classical Analysis and ODEs · Mathematics 2007-05-23 Michael Lacey

It is shown how results on Carleson embeddings induced by the Laplace transform can be use to derive new and more general results concerning the weighted admissibility of control and observation operators for linear semigroup systems with…

Optimization and Control · Mathematics 2012-03-14 Birgit Jacob , Jonathan R. Partington , Sandra Pott

In this series of two papers, we will prove a natural matrix weighted $T1$ theorem for matrix kernelled CZOs. In the current paper, we will prove matrix weighted norm inequalities for matrix symbolled paraproducts via a general matrix…

Classical Analysis and ODEs · Mathematics 2017-03-20 Joshua Isralowitz , Hyun Kyoung Kwon , Sandra Pott

Evaluation of the Bellman functions is a difficult task. The exact Bellman functions of the dyadic Carleson Embedding Theorem 1.1 and the dyadic maximal operators are obtained in [3] and [4]. Actually, the same Bellman functions also work…

Classical Analysis and ODEs · Mathematics 2015-02-12 Jingguo Lai

We prove the boundedness of the maximal operator and Hilbert transform along certain variable parabolas in $L^p$ for $p>p_0$ with some $p_0\in (1, 2)$. Connections with the Hilbert transform along vector fields and the polynomial Carleson's…

Classical Analysis and ODEs · Mathematics 2015-05-04 Shaoming Guo

We consider the Carleson embeddings of the classical Hardy spaces (on the disk) into a L p ($\mu$) space, where $\mu$ is a Carleson measure on the unit disk. This includes the case of composition operators. We characterize such operators…

Functional Analysis · Mathematics 2017-01-23 Pascal Lefèvre , Luis Rodríguez-Piazza

The present paper, along with its sequel, establishes the correspondence between the properties of the solutions of a class of PDEs and the geometry of sets in Euclidean space. We settle the question of whether (quantitative) absolute…

Analysis of PDEs · Mathematics 2020-01-15 Steve Hofmann , José María Martell , Svitlana Mayboroda , Tatiana Toro , Zihui Zhao