For other uses, see System (disambiguation).For the set of rules that govern structure or behavior of people, see Social system.For the academic field, see Systems science.For the engineering, see Systems engineering.
Systems can be isolated, closed, or open.
A system is a group of interacting or interrelated elements that act according to a set of rules to form a unified whole.[1] A system, surrounded and influenced by its environment, is described by its boundaries, structure and purpose and is expressed in its functioning. Systems are the subjects of study of systems theory and other systems sciences.
Systems have several common properties and characteristics, including structure, function(s), behavior and interconnectivity.
^"Definition of system". Merriam-Webster. Springfield, MA, USA. Archived from the original on 2017-06-05. Retrieved 2019-01-16.
expressed in its functioning. Systems are the subjects of study of systems theory and other systems sciences. Systems have several common properties...
The Solar System is the gravitationally bound system of the Sun and the objects that orbit it. It was formed 4.6 billion years ago when a dense region...
An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs...
System of systems is a collection of task-oriented or dedicated systems that pool their resources and capabilities together to create a new, more complex...
The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human...
A geographic coordinate system (GCS) is a spherical or geodetic coordinate system for measuring and communicating positions directly on the Earth as latitude...
A writing system comprises a particular set of symbols, called a script, as well as the rules by which the script represents a particular language. Writing...
In biology, the nervous system is the highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to...
The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radio navigation system owned by the United States government and operated...
known as a system of equations or an equation system, is a finite set of equations for which common solutions are sought. An equation system is usually...
A geographic information system (GIS) consists of integrated computer hardware and software that store, manage, analyze, edit, output, and visualize geographic...
The immune system is a network of biological systems that protects an organism from diseases. It detects and responds to a wide variety of pathogens,...
information system (SIS), student management system, school administration software or student administration system is a management information system for education...
the English legal system to its colonies, many of which retain the common law system today. These common law systems are legal systems that give great weight...
The English football league system, also known as the football pyramid, is a series of interconnected leagues for men's association football clubs in England...
public transport that is generally built in urban areas. A rapid transit system that primarily or traditionally runs below the surface may be called a subway...
The System may refer to: The System, a book on chess by Hans Berliner The System, a comic book by Peter Kuper The System: The Glory and Scandal of Big-Time...
is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by...
insect nervous system consists of a brain and a ventral nerve cord. Most insects reproduce by laying eggs. Insects breathe air through a system of paired openings...
In geometry, a coordinate system is a system that uses one or more numbers, or coordinates, to uniquely determine the position of the points or other geometric...
The endocrine system is a messenger system in an organism comprising feedback loops of hormones that are released by internal glands directly into the...
This is a list of the main organ systems in the human body. Circulates blood around the body via the heart, arteries and veins, delivering oxygen and...
A parliamentary system, or parliamentary democracy, is a system of democratic government where the head of government (who may also be the head of state)...
An electoral system or voting system is a set of rules that determine how elections and referendums are conducted and how their results are determined...
Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network...
Proportional representation (PR) refers to any type of electoral system under which subgroups of an electorate are reflected proportionately in the elected...
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