theory — Galois theory — Game theory — Gauge theory — Graph theory — Group theory — Hodge theory — Homology theory — Homotopy theory — Ideal theory —...

The theory-theory (or 'theory theory') is a scientific theory relating to the human development of understanding about the outside world. This theory asserts...

Game theory is the study of mathematical models of strategic interactions among rational agents. It has applications in many fields of social science,...

In physics, string theory is a theoretical framework in which the point-like particles of particle physics are replaced by one-dimensional objects called...

The theory of relativity usually encompasses two interrelated physics theories by Albert Einstein: special relativity and general relativity, proposed...

The Big Bang Theory is an American television sitcom created by Chuck Lorre and Bill Prady, both of whom served as executive producers and head writers...

Music theory is the study of the practices and possibilities of music. The Oxford Companion to Music describes three interrelated uses of the term "music...

Complexity theory may refer to: Computational complexity theory, a field in theoretical computer science and mathematics Complex systems theory, the study...

Theory X and Theory Y are theories of human work motivation and management. They were created by Douglas McGregor while he was working at the MIT Sloan...

The dead Internet theory is an online conspiracy theory that asserts that the Internet now consists mainly of bot activity and automatically generated...