Domain Mathematics
Two ways in which the domain and range of a function can be written are.
Domain mathematics. For f x x 2 the domain in interval notation is. For example a function that is defined for real values has domain and is sometimes said to be a function over the reals. When using interval notation domain and range are written as intervals of values.
In topology a domain is a connected open set. In real and complex analysis a domain is an open connected subset of a real or complex vector space. In mathematical analysis a domain is any connected open subset of a finite dimensional vector space.
The word domain is used with other related meanings in some areas of mathematics. Interval notation and set notation. The term domain is most commonly used to describe the set of values for which a function map transformation etc is defined.