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Mathematics 15 Online
OpenStudy (anonymous):

what is a field actually? i've googled this and still don't really understand it.

OpenStudy (anonymous):

field in what?

OpenStudy (anonymous):

like in general. like for example, they said that real numbers \[\mathbb{R}\] is a field. so what is the field?

OpenStudy (anonymous):

http://en.wikipedia.org/wiki/Field_%28mathematics%29

OpenStudy (anonymous):

..... As such it is an algebraic structure with notions of addition, subtraction, multiplication, and division, satisfying certain axioms. The most commonly used fields are the field of real numbers, the field of complex numbers, and the field of rational numbers, but there are also finite fields, fields of functions, various algebraic number fields, p-adic fields, and so forth. .....

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