Results 71 to 80 of about 822,201 (162)

Spectral theory of C-symmetric non-selfadjoint differential operators of order 2n

Electronic Journal of Differential Equations, 2023
Horst Behncke, Don Hinton
doaj  

Functional Inequalities for Empty Essential Spectrum

Journal of Functional Analysis, 2000
The author proves the equivalence between the super-Poincaré inequality and the empty essential spectrum. Also some connections with the \(F\)-Sobolev inequality and the Nash inequality are nicely pointed out.
openaire   +2 more sources

Perron-Frobenius and Krein-Rutman theorems for tangentially positive operators

Open Mathematics, 2012
Kanigowski Adam, Kryszewski Wojciech
doaj   +1 more source

Interpolation of the essential spectrum and the essential norm [PDF]

Banach Center Publications, 2005
A. G. Aksoy, H.-O. Tylli
openaire   +1 more source

Brief major depressive episode as an essential predictor of the Bipolar Spectrum Disorder

Journal of Research in Medical Sciences, 2009
<ul> <li><strong>BACKGROUND</strong>: A bipolar spectrum definition presented to help the designation of more appropriate diagnostic criteria for the Diagnostic and Statistical Manual of Mental Disorders, fifth edition (DSM-V) is ...
Amir Shabani, Fatemeh Zolfigol, Mehdi Akbari   +2 more
doaj  

Some New Properties in Fredholm Theory, Schechter Essential Spectrum, and Application to Transport Theory

Journal of Inequalities and Applications, 2008
The theory of measures of noncompactness has many applications on topology, functional analysis, and operator theory. In this paper, we consider one axiomatic approach to this notion which includes the most important classical definitions.
Dehici Abdelkader, Abdelmoumen Boulbeba, Jeribi Aref, Mnif Maher   +3 more
doaj  

Bifurcation into gaps in the essential spectrum.

Journal für die reine und angewandte Mathematik (Crelles Journal), 1990
Küpper, T., Stuart, Charles A.
openaire   +2 more sources

Apiol-Rich and Caryophyllene-Oxygenated Essential Oils from Amazonian <i>Piper</i> Species as Dual-Action Biopesticides: Broad-Spectrum and Selective Antifeedant. [PDF]

Molecules
Ruiz-Vásquez L, Andrés Yeves MF, Vela Mendoza MDJ, Ruiz Mesia L, Ruiz Mesia W, Ricopa Cotrina H, Tapia D, Valcarcel F, Gonzalez-Coloma A.   +8 more
europepmc   +1 more source

Overview of AI-Based Scent Creation. [PDF]

Sensors (Basel)
Nakamoto T, Aleixandre M.
europepmc   +1 more source

Barriers to Mainstream School Inclusion Among Children with Autism Spectrum Disorder. [PDF]

Ann Neurosci
Sharma R, Dadoo N, Medhi B.
europepmc   +1 more source