Perturbation theory for non-smooth systems
MA Teixeira - Perturbation Theory: Mathematics, Methods and …, 2022 - Springer
Non-smooth dynamical system Systems derived from ordinary differential equations when
the non-uniqueness of solutions is allowed. In this article we deal with discontinuous vector …
the non-uniqueness of solutions is allowed. In this article we deal with discontinuous vector …
Phase portraits of reversible linear differential systems with cubic homogeneous polynomial nonlinearities having a non-degenerate center at the origin
In this paper we classify the global phase portraits of all reversible linear differential systems
with cubic homogeneous polynomial nonlinearities defined in the plane and having a non …
with cubic homogeneous polynomial nonlinearities defined in the plane and having a non …
On the limit cycles of a quartic model for evolutionary stable strategies
This paper studies the number of centers and limit cycles of the family of planar quartic
polynomial vector fields that has the invariant algebraic curve $(4x^ 2-1)(4y^ 2-1)= 0. $ The …
polynomial vector fields that has the invariant algebraic curve $(4x^ 2-1)(4y^ 2-1)= 0. $ The …
Stability conditions for reversible and partially integrable systems
The purpose of this paper is to provide results like Peixoto's Theorem inside a class X of 3-
dimensional reversible systems. We deal with reversible systems associated to an involution …
dimensional reversible systems. We deal with reversible systems associated to an involution …
Planar reversible vector fields, averaging theory and polycycles in non-smooth vector fields
PHR Santana - 2021 - repositorio.unesp.br
Neste trabalho veremos os retratos de fase, no disco de Poincaré, das formas normais
locais das singularidades simétricas dos campos reversíveis do tipo (2; 0) e (2; 1) de baixa …
locais das singularidades simétricas dos campos reversíveis do tipo (2; 0) e (2; 1) de baixa …