Description: Quasi-periodic models describe systems that exhibit periodic behavior with irregularities. These models are fundamental in understanding phenomena that do not fit strictly regular patterns, allowing for a more accurate representation of the inherent complexity in many natural and artificial systems. Unlike periodic models, which present repetitive and predictable cycles, quasi-periodic models incorporate variations that can be random or systematic, giving them greater flexibility and applicability across various disciplines. This characteristic makes them especially useful in fields such as physics, biology, and engineering, where systems are often subject to external disturbances or changing conditions. The ability of these models to capture the essence of irregularity and variability is crucial for analyzing and predicting behaviors in complex systems, such as population dynamics, disease spread, or material behavior under extreme conditions. In summary, quasi-periodic models are valuable tools that enable researchers and professionals to address the complexity of the real world more effectively.