中文

(共)凸函数的加权DT模的等价性

泛函分析 2020-06-11 v1

摘要

本文给出了加权DT模的新定义。类似地,我们得到了光滑模等价性方面的一般结果。已知对于任意 rNr \in \mathbb{N}_{\circ}0<p0<p \leq \infty1ηr1 \leq \eta \leq r 以及 ϕ(x)=1x2\phi(x)=\sqrt{1-x^2},不等式 ωi+1,rϕ  (f(r),θN)wα,β,pωi,r+1ϕ  (f(r+1),θN)wα,β,p\omega^{\phi}_{i+1,r} \; (f^{(r)}, \| \theta_{\mathcal{N}} \|)_{w_{\alpha, \beta}, p} \sim \omega^{\phi}_{i,r+1} \; (f^{(r+1)}, \| \theta_{\mathcal{N}} \|)_{w_{\alpha, \beta}, p}ωi+ηϕ  (f,θN)α,β,pθNηωi,2ηϕ  (f(2η),θN)α+η,β+η,p\omega^{\phi}_{i+\eta} \; (f, \| \theta_{\mathcal{N}} \|)_{\alpha, \beta, p} \sim \| \theta_{\mathcal{N}} \|^{- \eta} \omega^{\phi}_{i, 2 \eta} \; (f^{(2 \eta)}, \| \theta_{\mathcal{N}} \|)_{\alpha+ \eta, \beta+ \eta, p} 成立。

关键词

引用

@article{arxiv.2006.05258,
  title  = {Equivalence of Weighted DT-Moduli of (Co)convex Functions},
  author = {Malik Saad Al-Muhja and Habibulla Akhadkulov and Nazihah Ahmad},
  journal= {arXiv preprint arXiv:2006.05258},
  year   = {2020}
}

备注

16 pages, 1 figure, 3 authors, 21 references. arXiv admin note: text overlap with arXiv:2005.07747