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abstraction > mathematical concept > geometrical object > point > coordinate > rotating coordinate

rotating coordinate
subject			fact

rotating coordinate	has frame of reference rotating reference frame
	is a kind of coordinate
coordinate	has component coordinate component
point	has dimensions 0

Kinds of rotating coordinate :

• Lagrangian point (7 kinds, 25 facts) - One of five points in the orbital plane of two massive particles in circular orbits around a common center of gravity, where a third particle of negligible mass can remain in equilibrium.