(mathematics) A branch of applied mathematics and engineering involving the quantification of information sent over a communication channel, disregarding the meaning of the sent messages, exemplified by the noisy-channel coding theorem.

The examination and critique of society and literature, drawing from knowledge across social science and the humanities.

(mathematics) A branch of mathematics that studies special kinds of partially ordered sets (posets) commonly called domains.

A theory of how people positively and negatively value things and concepts, the reasons they use in making their evaluations, and the scope of applications of legitimate evaluations across the social world.

(literature) The theory or the philosophy of the interpretation of literature and literary criticism

plural of string theory

(philosophy) Whose meaning depends upon a set of theoretical principles

(sociology) Any theory that is based on observation of social phenomena

The field of study dealing with how music works, typically examining the language and notation of music, the patterns and structures in composers' techniques, and so on.

(translation studies) The idea that translating and interpreting should primarily take into account the function of both the source and target text.