Results 31 to 40 of about 5,758,272 (311)

On some aspects of the dynamic behavior of the softening Duffing oscillator under harmonic excitation [PDF]

open access: yes, 2016
The Duffing oscillator is probably the most popular example of a nonlinear oscillator in dynamics. Considering the case of softening Duffing oscillator with weak damping and harmonic excitation and performing standard methods like harmonic balance or ...
Lentz, Lukas, Wagner, Utz von
core   +1 more source

Mean-values and harmonic polynomials [PDF]

open access: yesTransactions of the American Mathematical Society, 1943
Not ...
Beckenbach, E. F., Reade, Maxwell
openaire   +1 more source

Sharp two-parameter bounds for the identric mean

open access: yesJournal of Inequalities and Applications, 2018
For t∈[0,1/2] $t\in [0,1/2]$ and s≥1 $s\ge 1$, we consider the two-parameter family of means Qt,s(a,b)=Gs(ta+(1−t)b,(1−t)a+tb)A1−s(a,b), $$ Q_{t,s}(a,b)=G^{s}\bigl(ta+(1-t)b,(1-t)a+tb\bigr)A^{1-s}(a,b), $$ where A and G denote the arithmetic and ...
Omran Kouba
doaj   +1 more source

OMPLEMENTARY OF CLASSICAL MEANS WITH RESPECT TO HERON MEAN AND THEIR SCHUR CONVEXITIES [PDF]

open access: yesProceedings on Engineering Sciences, 2021
In this paper, the complementary of arithmetic mean, geometric mean, harmonic mean and contra harmonic mean with respect to Heron mean are defined. Further, by finding the partial derivatives developed the Schur convexity and Schur geometric convexity ...
K M Nagaraja   +3 more
doaj   +1 more source

Quantum bright solitons in a quasi-one-dimensional optical lattice [PDF]

open access: yes, 2014
We study a quasi-one-dimensional attractive Bose gas confined in an optical lattice with a superimposed harmonic potential by analyzing the effective one-dimensional Bose-Hubbard Hamiltonian of the system.
Barbiero, Luca, Salasnich, Luca
core   +2 more sources

Sharp Power Mean Bounds for the One-Parameter Harmonic Mean

open access: yesJournal of Function Spaces, 2015
We present the best possible parameters α=α(r) and β=β(r) such that the double inequality Mα(a,b)
Yu-Ming Chu, Li-Min Wu, Ying-Qing Song
doaj   +1 more source

On Submanifolds with Harmonic Mean Curvature [PDF]

open access: yesProceedings of the American Mathematical Society, 1995
The classification of curves in E m {E^m} with harmonic mean curvature vector field in the normal bundle is obtained and then it is used to obtain some applications.
Barros, Manuel, Garay, Oscar J.
openaire   +1 more source

Some picture fuzzy mean operators and their applications in decision-making [PDF]

open access: yesJournal of Fuzzy Extension and Applications, 2022
Picture fuzzy set is the generalization of fuzzy set and intuitionistic fuzzy set. It is useful for handling uncertainty by considering the positive membership, neutral membership and negative membership degrees independently for each element of a ...
Hasan Mohammad Kamrul   +3 more
doaj   +1 more source

Application of Some Drought Stress Indices to Study Response of Durum Wheat Triticum durum to Different Levels of Water Depletion

open access: yesTikrit Journal for Agricultural Sciences, 2021
A pot experiment was conducted to investigate the effect of five levels of soil water depletion from field capacity (30, 40, 50, 60, and 70%) on some growth, yield and yield components of durum wheat (Triticum durum L.) VAR-ACSAD/65, with testing ten ...
Kawa A. Ali, Hussain H. Hamad
doaj   +1 more source

A Branch-and-Bound Algorithm for Minimizing the Total Tardiness of Multiple Developers

open access: yesMathematics, 2022
In the game industry, tardiness is an important issue. Unlike a unifunctional machine, a developer may excel in programming but be mediocre in scene modeling. His/her processing speed varies with job type. To minimize tardiness, we need to schedule these
Chung-Ho Su, Jen-Ya Wang
doaj   +1 more source

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