Even if the Latin roots of the word “navigation” appear restricted to seafaring, today it implies to move on land, at sea, in the air, or in space. The importance of navigation becomes immediately obvious when reflecting on its need: everybody is concerned. Not only mankind, even animals navigate to reach remote points and to return back to their homes — be it a house, a cavern, or a nest.
KeywordsGlobal Position System Global Navigation Satellite System Inertial Navigation System Thirteenth Century Magnetic Compass
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