Results 101 to 110 of about 2,865 (225)

Circulant and semicirculant matrices with the Pell, Pell-Lucas and modified Pell numbers

open access: yes, 2005
Bu çalışmada, Pell, Pell - Lucas ve Modified Pell sayıları ile circulant ve semicirculant matrisler tanımlanmıştır. İlk olarak bu sayılar ile tanımlanan circulant matrislerin özdeğerleri, determinantları ve normları (spektral, Euclides ve satır ...
Alptekin, Emine Gökçen
core  

ON SUMS OF SQUARES OF PELL-LUCAS NUMBERS

open access: yes, 2006
In this paper we prove several formulas for sums of squares of even Pell-Lucas numbers, sums of squares of odd Pell-Lucas numbers, and sums of products of even and odd Pell-Lucas numbers.
Gianella, Gian Mario   +3 more
core   +1 more source

Unrestricted Pell and Pell – Lucas 2N-ons

open access: yes, 2022
In this study, we define unrestricted Pell and Pell – Lucas hyper-complex numbers. We choose arbitrary Pell and Pell – Lucas numbers for the coefficients of the ordered basis 〖{e〗_0,e_1,⋯,e_(N-1)} of hyper-complex 2^N-ons where N∈{0,1,2,3,4} and call ...
Öznur BAYRAKÇI ÖZSOY   +3 more
core   +1 more source

An Examination of Ongoing Associations Between Ethnic/Racial Discrimination and Experiences of Belonging Among Black and Latinx Students Attending a Predominantly White Institution

open access: yesJournal of Community &Applied Social Psychology, Volume 36, Issue 4, July/August 2026.
ABSTRACT Using longitudinal data collected across four years of college among a sample of Black and Latinx students enrolled at a predominantly White Institution (PWI; N = 170; 71% women), the present study investigated how experiences of ethnic/racial discrimination on campus may have influenced students' sense of belonging across their college years.
Daniela Fernández, Noelle M. Hurd
wiley   +1 more source

SOME LINKS OF BALANCING AND COBALANCING NUMBERS WITH PELL AND ASSOCIATED PELL NUMBERS

open access: yes, 2014
Links of balancing and cobalancing numbers with Pell and associated Pell numbers are established. It is proved that the nth balancing number is product of the nth Pell number and the nth associated Pell number.
G. K. Panda, Prasanta Kumar Ray
core  

Predicting the Complex, Multilevel Ecology of US County‐Level Diabetes Prevalence: A Cross‐Sectional, Artificial Intelligence Analysis

open access: yesDiabetes/Metabolism Research and Reviews, Volume 42, Issue 5, July 2026.
ABSTRACT Background Diabetes and its risk factors are embedded in a complex multilevel ecology. Upstream factors (i.e., ‘forcing factors’ that refer to fundamental population‐based social, economic, and political structures shaping health outcomes long before disease develops) and downstream risk factors (i.e., the individual‐level characteristics and ...
Nicolaas P. Pronk   +5 more
wiley   +1 more source

Gauss pell numbers

open access: yes, 2012
Bu çalışmada Gauss Fibonacci ve Gauss Lucas sayıları gözönüne alınarak Gauss Pell, Gauss Pell-Lucas, Gauss Jacobsthal ve Gauss Jacobstal-Lucas sayıları tanımlanmış olup bu sayılarla ilgili bazı özellikler elde edilmiştir.
Özkan, Gül
core  

On generalized Pell numbers and their graph representations

open access: yes, 2008
In this paper we give a generalization of the Pell numbers and the Pell-Lucas numbers and next we apply this concept for their graph representations. We shall show that the generalized Pell numbers and the Pell-Lucas numbers are equal to the total number
Włoch, Iwona
core   +1 more source

Bipartite Graphs Associated with Pell, Mersenne and Perrin Numbers

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2019
In this paper, we consider the relationships between the numbers of perfect matchings (1-factors) of bipartite graphs and Pell, Mersenne and Perrin Numbers.
Öteleş Ahmet
doaj   +1 more source

Servingness fractured and labored: A Latina's journey of negotiating belongingness under the guise of a Hispanic‐Serving Institution

open access: yesJournal of Engineering Education, Volume 115, Issue 3, July 2026.
Abstract Background Students who perceive a mismatch between their disciplinary environment and their values, beliefs, and “fit” may lead them to consider other fields that better align with their ways of being and sense of belonging. Purpose The purpose of this study was to demonstrate the complexities of establishing a sense of belonging for a Latina
Dina Verdín
wiley   +1 more source

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