Results 1 to 10 of about 4,779 (264)

Fractional Differential Equation Involving Mixed Nonlinearities with Nonlocal Multi-Point and Riemann-Stieltjes Integral-Multi-Strip Conditions

open access: yesFractal and Fractional, 2019
In this paper, we investigate a new class of boundary value problems involving fractional differential equations with mixed nonlinearities, and nonlocal multi-point and Riemann−Stieltjes integral-multi-strip boundary conditions.
Bashir Ahmad   +3 more
doaj   +3 more sources

Mixed Control Strategy for a Class of Sector-Bounded Nonlinear Systems [PDF]

open access: yesEntropy
Here, mixed-strategy-based control of systems with sector-bounded nonlinearities is considered. The suggested control strategy applies a stochastic state feedback, where the control gain includes a white noise component in addition to the deterministic ...
Adrian-Mihail Stoica, Isaac Yaesh
doaj   +2 more sources

Normalized solutions of NLS equations with mixed nonlocal nonlinearities

open access: yesAdvances in Nonlinear Analysis
We study the existence and nonexistence of normalized solutions for the nonlinear Schrödinger equation with mixed nonlocal nonlinearities: −Δu=λu+μ(Iα∗∣u∣p)∣u∣p−2u+(Iα∗∣u∣q)∣u∣q−2uinRN,∫RN∣u∣2dx=c,\left\{\begin{array}{ll}-\Delta u=\lambda u+\mu \left({I ...
Zhang Zhenyu, Sun Juntao
doaj   +2 more sources

Mixing Linear SVMs for Nonlinear Classification [PDF]

open access: yesIEEE Transactions on Neural Networks, 2010
In this paper, we address the problem of combining linear support vector machines (SVMs) for classification of large-scale nonlinear datasets. The motivation is to exploit both the efficiency of linear SVMs (LSVMs) in learning and prediction and the power of nonlinear SVMs in classification.
Zhouyu Fu   +2 more
openaire   +3 more sources

Simulating supercontinua from mixed and cascaded nonlinearities

open access: yesAPL Photonics, 2023
Nonlinear optical frequency conversion is of fundamental importance in photonics and underpins countless of its applications: Sum- and difference-frequency generation in media with quadratic nonlinearity permits reaching otherwise inaccessible wavelength
Thibault Voumard   +6 more
doaj   +1 more source

Mechanical mixing in nonlinear nanomechanical resonators [PDF]

open access: yesApplied Physics Letters, 2000
The physics of nonlinear dynamics has been studied in detail in macroscopic mechanical systems like the driven classical pendulum. By now, it is possible to build mechanical devices on the nanometer scale with eigenfrequencies on the order of several 100 MHz.
Erbe, A.   +5 more
openaire   +3 more sources

Nonlinear Light Mixing by Graphene Plasmons [PDF]

open access: yesNano Letters, 2017
15 pages, 4 ...
Dmytro Kundys   +7 more
openaire   +4 more sources

Nonlinearity detection: Advantages of nonlinear mixed-effects modeling [PDF]

open access: yesAAPS PharmSci, 2000
The purpose of this study was to address the question of whether the use of nonlinear mixed-effect models has an impact on the detection and characterization of nonlinear processes (pharmacokinetic and pharmacodynamic) in rich data obtained from a few subjects.
E N, Jonsson, J R, Wade, M O, Karlsson
openaire   +2 more sources

Inequalities of Green’s functions and positive solutions to nonlocal boundary value problems

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we discuss the positive solutions of beam equations with the nonlinearities including the slope and bending moment under nonlocal boundary conditions involving Stieltjes integrals.
Shijie Fan, Pengxu Wen, Guowei Zhang
doaj   +1 more source

Asymptotic Behavior and Oscillation of Third-Order Nonlinear Neutral Differential Equations with Mixed Nonlinearities

open access: yesMathematics, 2023
In this paper, we investigate the asymptotic properties of third-order nonlinear neutral differential equations with mixed nonlinearities using the comparison principle. Our results not only vastly improve upon but also broadly generalize many previously
Taher S. Hassan, Bassant M. El-Matary
doaj   +1 more source

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