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ORDINATE

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Originally appearing in Volume V20, Page 189 of the 1911 Encyclopedia Britannica.

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ORDINATE , in the Cartesian See also:

SYSTEM

system of co-ordinates, the distance of a point from the See also:

HORIZONTAL

horizontal See also:

AXIS (Lat. for " axle ")

axis (axis of x) measured parallel to the axis of y . Thus PR is the ordinate of P . The word appears to have been first used by Rene See also:

DESCARTES, RENE (1596-1650)

Descartes, and to be derived from lineae ordinatae, a See also:

TERM

term used by See also:

ROMAN

Roman surveyors for parallel lines .

End of Article: ORDINATE

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ORDINARY (med. Lat. ordinarius, Fr. ordinaire)

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