The term system comes from the Latin word systēma, in turn from Greek σύστημα systēma: "whole concept made of several parts or … See more

Environment and boundaries
Systems theory views the world as a complex system of interconnected parts. One scopes a system by defining its boundary; this means choosing which entities are inside the system and which are outside—part of … See more

• Complexity
• Formal system
• Glossary of systems theory
• Market (economics)
• Meta-system See more

• Definitions of Systems and Models by Michael Pidwirny, 1999–2007. See more

In the 19th century, the French physicist Nicolas Léonard Sadi Carnot, who studied thermodynamics, pioneered the development of the concept of a system in the See more

There are many kinds of systems that can be analyzed both quantitatively and qualitatively. For example, in an analysis of urban systems dynamics, A . W. Steiss defined five intersecting systems, including the physical subsystem and behavioral system. For … See more

• Alexander Backlund (2000). "The definition of system". In: Kybernetes Vol. 29 nr. 4, pp. 444–451.
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