Definition:Special Theory of Relativity/Postulates/Second
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Definition
The secondpostulate of the special theory of relativity is as follows:
In free space, every observer in an inertial frame of reference measures the same value of the speed of light relative to the observer.
Hence the speed of light in free space is a universal constant.
Also see
- Results about the special theory of relativity can be found here.
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): relativity
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): relativity