Palavra-chave: SINGULAR PERTURBATION

CRITICAL POINT DISCONTINUOUS VECTOR FIELD SLOW MANIFOLD SINGULARITY CAMPO DE VETORES IMPASSE SYNCHRONIZATION NONSMOOTH DYNAMICAL SYSTEMS REGULARIZATION NON-SMOOTH VECTOR FIELDS ALGEBRAIC VARIETIES SLIDING VECTOR FIELD MULTIPLE TIME SCALES FENICHEL THEORY REVERSIBILITY CONSTRAINED SYSTEMS MULTIPLE TIME SCALE