| Definition: | function that attributes a scalar, a vector or a tensor, or an interrelated set of such elements, to each point in a given region of the three-dimensional Euclidean space NOTE 1 A field may represent a physical phenomenon such as an acoustic pressure field, a gravity field, the Earth's magnetic field, an electromagnetic field. NOTE 2 In English, the term "field" has also another meaning in mathematics (in French "corps"), see 102-02-18, Note 2.
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