The sharp upper bound for generation of linear semigroups by higher order equations with fractional powers
Abstract
Abstract In this paper, we consider a class of higher‐order equations and show a sharp upper bound on fractional powers of unbounded linear operators associated with higher‐order abstract equations in Hilbert spaces.
Fields of Study & Subjects
Nonlinear Differential Equations Analysis
Differential Equations and Boundary Problems
Stability and Controllability of Differential Equations
Publication details
- Journal / source
- Bulletin of the London Mathematical Society
- Volume
- 58
- Issue
- 1
- Publication date
- 1 January 2026
- Language
- EN