| Equal sign: a symbol, which states that the terms on the left and right hand side refer to the same object. The equal sign is defined for numbers. It has to be redefined when objects from other domains are to be linked. See also identity, equality._____________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. |
