Cartesian coordinate system
In
mathematics, the Cartesian coordinate system (also called rectangular coordinate system) is used to determine each
point uniquely in a
plane through two
numbers, usually called the x-coordinate and the y-coordinate of the point. To define the coordinates, two
perpendicular directed lines (the x-axis or , and the y-axis or ), are specified, as well as the
unit length, which is marked off on the two axes (see Figure 1). Cartesian coordinate systems are also used in
space (where three coordinates are used) and in
higher dimensions.
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cartesian coordinate system
Noun
1. a coordinate system for which the coordinates of a point are its distances from a set perpendicular lines that intersect at the origin of the system
(hypernym) coordinate system, frame of reference, reference system, reference frame
cartesian coordinate system