Abelian integrals in unfoldings of codimension 3 singularities with nilpotent linear parts
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Mathematical Analysis and Applications"
DOI: 10.1016/j.jmaa.2016.12.042
Abstract: Abstract This paper is concerned with the upper bound of the number of limit cycles in unfolding of codimension 3 planar singularities with nilpotent linear parts. After making a central rescaling, the problem reduces to… read more here.
Keywords: nilpotent linear; codimension; linear parts; abelian integrals ... See more keywords
Global Stability of Nonlinear Feedback Systems with Positive Linear Parts
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Nonlinear Sciences and Numerical Simulation"
DOI: 10.1515/ijnsns-2018-0189
Abstract: Abstract The global (absolute) stability of nonlinear systems with negative feedbacks and positive not necessary asymptotically stable linear parts is addressed. The characteristics u=f(e) u = f(e) of the nonlinear parts satisfy the condition k1e≤f(e)≤k2e… read more here.
Keywords: nonlinear feedback; linear parts; stability nonlinear; global stability ... See more keywords
Global Stability of Nonlinear Feedback Systems with Fractional Positive Linear Parts
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Applied Mathematics and Computer Science"
DOI: 10.34768/amcs-2020-0036
Abstract: Abstract The global (absolute) stability of nonlinear systems with fractional positive and not necessarily asymptotically stable linear parts and feedbacks is addressed. The characteristics u = f(e) of the nonlinear parts satisfy the condition k1e… read more here.
Keywords: linear parts; stability nonlinear; systems fractional; fractional positive ... See more keywords