Main Page | See live article | Alphabetical index Mach's principle is a hypothesis first stated by Ernst Mach in 1893, which states that: "The inertia of any system is the result of the interaction of that system and the rest of the universe. In other words, every particle in the universe ultimately has an effect on every other particle." See also: Newtonian physics Absolute space Newton's bucket Special relativity Inertial frame General relativity This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.