A Study of the Complications regarding the Derivation of Amplitude Equations via Weakly Nonlinear Expansions for Non-self-adjoint Partial Differential Equations

C Drysdale - 2021 - hal.science
The interplay between non-normality and nonlinearity has been the focus of numerous
works but also contention in Fluid Mechanics. In this thesis, we explore the relationship …

[PDF][PDF] On Some Applications of Lidskii's Theorem

DT Bader, FM Aboud - 2021 - iasj.net
Lidskii's theory is considered one of the most important and recent theories for calculating
the following categories and the relationship between them and the eigenvalues. This theory …