Fields: In physics, a field is a physical quantity that has a value at every point in space and time. Fields can be classified as scalar, vector, or tensor fields, depending on whether the physical quantity they represent is a scalar, vector, or tensor, respectively._____________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. |