Redundancy in Complex Systems: aComprehensive Review and Practical Implications

Redundancy is a fundamental concept in engineering and system design, playing a pivotal role in enhancing reliability, fault tolerance, and resilience in complex systems. This article presents an extensive analysis of redundancy, encompassing its various types, functions, benefits, drawbacks, and practical implications. Drawing from a wide range of literature and real-world examples, this review aims to deepen understanding of redundancy and provide valuable insights for system designers, engineers, and researchers.