Definition: | any of the n scalars U1, U2, ..., Un in the representation of a vector U as a linear combination U1a1+U2a2+...+Unan of the base vectors a1, a2, ..., an NOTE 1 The term "coordinate" is also used for the components of a position vector (see 102-03-22). NOTE 2 In English, the term "component" is sometimes used in this sense.
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