A set of variables which fix a geometric object. If the coordinates are distances measured along
Perpendicular axes, they are known as Cartesian Coordinates. The study of Geometry using one or
more coordinate systems is known as Analytic Geometry.

*See also *Areal Coordinates, Barycentric Coordinates, Bipolar Coordinates, Bipolar Cylindrical
Coordinates, Bispherical Coordinates, Cartesian Coordinates, Chow Coordinates, Circular
Cylindrical Coordinates, Confocal Ellipsoidal Coordinates, Confocal Paraboloidal Coordinates, Conical
Coordinates, Curvilinear Coordinates, Cyclidic Coordinates, Cylindrical Coordinates, Ellipsoidal
Coordinates, Elliptic Cylindrical Coordinates, Gaussian Coordinate System, Grassmann Coordinates,
Harmonic Coordinates, Homogeneous Coordinates, Oblate Spheroidal Coordinates, Orthocentric
Coordinates, Parabolic Coordinates, Parabolic Cylindrical Coordinates, Paraboloidal Coordinates,
Pedal Coordinates, Polar Coordinates, Prolate Spheroidal Coordinates, Quadriplanar Coordinates,
Rectangular Coordinates, Spherical Coordinates, Toroidal Coordinates, Trilinear Coordinates

**References**

Arfken, G. ``Coordinate Systems.'' Ch. 2 in
*Mathematical Methods for Physicists, 3rd ed.* Orlando, FL: Academic Press, pp. 85-117, 1985.

Woods, F. S. *Higher Geometry: An Introduction to Advanced Methods in Analytic Geometry.* New York: Dover, p. 1, 1961.

© 1996-9 *Eric W. Weisstein *

1999-05-25