| Is, philosophy: the word “is” has different functions like expressing an identity e.g. A is B, attributing a property e.g. the sky is blue or being contained in a set e.g. "Heaven" is a concept. These functions must not be confused. See also Copula, Predication, Equality, Equality sign, Equations._____________Annotation: The above characterizations of concepts are neither definitions nor exhausting presentations of problems related to them. Instead, they are intended to give a short introduction to the contributions below. – Lexicon of Arguments. |
