The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator

Nonlinear oscillators arise in physics and engineering. A fast insight into a nonlinear oscillator’s property is much needed. In this letter the frequency-amplitude formulation with ω4 is showed to be simple but effective in the analysis of nonlinear oscillators. As an example, a nonlinear oscillato...

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Main Author: Zi-Yin Ren
Format: Article
Language:English
Published: Elsevier 2018-12-01
Series:Results in Physics
Online Access:http://www.sciencedirect.com/science/article/pii/S2211379718324446
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spelling doaj-575429f275e748d6a5040a471ca8739b2020-11-24T20:42:06ZengElsevierResults in Physics2211-37972018-12-011110521053The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillatorZi-Yin Ren0School of Mechanical Engineering, Hefei University of Technology, 301 Xunhua Road, Xuanzhou District, Xuancheng 242000, Anhui, People’s Republic of ChinaNonlinear oscillators arise in physics and engineering. A fast insight into a nonlinear oscillator’s property is much needed. In this letter the frequency-amplitude formulation with ω4 is showed to be simple but effective in the analysis of nonlinear oscillators. As an example, a nonlinear oscillator with coordinate-dependent mass is adopted to elucidate the solution process. Keywords: Frequency-amplitude formulation, Nonlinear oscillator, Homotopy perturbation methodhttp://www.sciencedirect.com/science/article/pii/S2211379718324446
collection DOAJ
language English
format Article
sources DOAJ
author Zi-Yin Ren
spellingShingle Zi-Yin Ren
The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
Results in Physics
author_facet Zi-Yin Ren
author_sort Zi-Yin Ren
title The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
title_short The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
title_full The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
title_fullStr The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
title_full_unstemmed The frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
title_sort frequency-amplitude formulation with ω4 for fast insight into a nonlinear oscillator
publisher Elsevier
series Results in Physics
issn 2211-3797
publishDate 2018-12-01
description Nonlinear oscillators arise in physics and engineering. A fast insight into a nonlinear oscillator’s property is much needed. In this letter the frequency-amplitude formulation with ω4 is showed to be simple but effective in the analysis of nonlinear oscillators. As an example, a nonlinear oscillator with coordinate-dependent mass is adopted to elucidate the solution process. Keywords: Frequency-amplitude formulation, Nonlinear oscillator, Homotopy perturbation method
url http://www.sciencedirect.com/science/article/pii/S2211379718324446
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