2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/212413The paper emphasizes the properties of exponential dichotomy and exponential trichotomy for skew-evolution semiflows in Banach spaces, by means of evolution semiflows and evolution cocycles. The approach is from uniform point of view. Some characterizations which generalize classic results are also provided.Classical Analysis and ODEs34D09text