The theoretical foundation of operations management revolves around optimizing processes to maximize efficiency and effectiveness in producing goods or delivering services. It encompasses principles from various disciplines such as economics, engineering, and organizational behavior. Key theories include Total Quality Management $($TQM$),$ Lean Production, and Six Sigma, focusing on continuous improvement, waste reduction, and quality control. Additionally, operations management draws from supply chain management theories to optimize the flow of materials, information, and finances throughout the entire production process.