Mach's Principle: What Is It & How Can I Understand It?

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SUMMARY

Mach's Principle is a philosophical concept that lacks a universally accepted definition and cannot be expressed in purely mathematical terms. The discussions surrounding it highlight the ambiguity and inconsistency in its interpretation across various texts. Notably, Mach's Principle suggests that local physical laws are influenced by the large-scale structure of the universe, a notion that has sparked extensive debate among physicists and philosophers alike.

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sanjone
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I learned about mach's principle from a book. But I can'understand the details of it. So can you please explain me what is mach's principle? Is it correct?
 
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Hi there sanjone! Welcome to the forum. We actually had a recent discussion about this so perhaps you'll find it helpful: https://www.physicsforums.com/showthread.php?t=697284&highlight=mach's+principle You'll notice from the discussion that Mach's principle isn't even defined in an unambiguous, consistent manner amongst various texts mainly because it cannot really be stated in purely mathematical terms (it's usually thought of as a philosophical statement).
 

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