Journal Of Approximation Theory

Weighted estimates for dyadic maximal operator

Author: Weisz, Ferenc; Xie, Guangheng; Yang, Dachun

Journal: JOURNAL OF APPROXIMATION THEORY. 2026; Vol. 315, Issue , pp. -. DOI: 10.1016/j.jat.2025.106278

The molecular characterizations of variable Triebel-Lizorkin spaces associated with the Hermite operator and its application

Author: Sun, Qi; Zhuo, Ciqiang

Journal: JOURNAL OF APPROXIMATION THEORY. 2025; Vol. 311, Issue , pp. -. DOI: 10.1016/j.jat.2025.106188

Nyström subsampling for functional linear regressio

Author: Fan, Jun; Liu, Jiading; Shi, Lei

Journal: JOURNAL OF APPROXIMATION THEORY. 2025; Vol. 310, Issue , pp. -. DOI: 10.1016/j.jat.2025.106176