Systems

https://en.wikipedia.org/wiki/Systems_engineering

System

Complex systems

Dynamic system

System Theory

System dynamics

System Engineering

• System architecture,

• System model, Modeling, and Simulation,

• Optimization,

• System dynamics,

• Systems analysis,

• Statistical analysis,

• Reliability analysis, and

• Decision making

https://en.wikipedia.org/wiki/Lorenz_system

• task definition (informative definition),

• conceptual stage (cardinal definition),

• design stage (formative definition), and

• implementation stage (manufacturing definition).