[PDF][PDF] Posinormality of Operators Treated by Weyl's Theorem on Unbounded Hilbert Space

AG Rajij, DS Ali, H Cakalli, NMG Al-Saidi - Iraqi Journal for Computer …, 2024 - iasj.net
Hamiltonians, momentum operators, and other quantum-mechanical perceptible take the
form of self-adjoint operators when understood in quantized physical schemes. Unbounded …

On the hereditary character of certain spectral properties and some applications

CR Carpintero, ER Rosas Rodriguez… - Proyecciones …, 2021 - SciELO Chile
In this paper we study the behavior of certain spectral properties of an operator T on a
proper closed and T-invariant subspace W⊆ X such that T n (X)⊆ W, for some n≥ 1, where …

[PDF][PDF] Notes on spectral properties of an operator its heritability and applications

C Carpintero, E Rosas, O Garcia… - Revista MATUA ISSN …, 2019 - core.ac.uk
In this paper we describe the behavior of Weyl type theorems or Weyl type properties, for an
operator T on a proper closed and T-invariant subspace W⊆ X such that Tn (X)⊆ W, for …

Notas sobre propiedades espectrales de un operador, su heredabilidad y aplicaciones.

C Carpintero, E Rosas, O Garcia… - Revista de Matemática …, 2019 - search.ebscohost.com
In this paper we describe the behavior of Weyl type theorems or Weyl type properties, for an
operator T on a proper closed and T-invariant subspace W c X such that Tn (X) c W, for some …

[CITATION][C] On the hereditary character of new strong variations of Weyl type Theorems

C Carpintero, A Malaver, E Rosas, J Sanabria - 2019 - … Stiintifice ale Universitatii Al I Cuza …