English

The optimal constant in Hardy-type inequalities

Probability 2015-01-15 v1 Classical Analysis and ODEs Functional Analysis

Abstract

To estimate the optimal constant in Hardy-type inequalities, some variational formulas and approximating procedures are introduced. The known basic estimates are improved considerably. The results are illustrated by typical examples. It is shown that the sharp factor is meaningful for each finite interval and a classical sharp model is re-examined.

Keywords

Cite

@article{arxiv.1501.03230,
  title  = {The optimal constant in Hardy-type inequalities},
  author = {Mu-Fa Chen},
  journal= {arXiv preprint arXiv:1501.03230},
  year   = {2015}
}

Comments

29 pages, 7 figures in Acta Mathematica Sinica, English Series 2015

R2 v1 2026-06-22T08:00:39.406Z