Ekstensionalismi
Ekstensionalismi is a philosophical concept primarily associated with the philosophy of language and logic. It deals with the meaning of words and propositions by referring to the objects, individuals, or states of affairs that they denote or describe. In simpler terms, the meaning of a term or sentence is understood by what it refers to in the real world or in a possible world.
This contrasts with intentionalism, which posits that meaning is determined by the concepts, ideas, or mental
In logic, the extension of a predicate is the set of all individuals to which the predicate