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Physics
Edgar Mueller's user avatar
Edgar Mueller's user avatar
Edgar Mueller's user avatar
Edgar Mueller
  • Member for 8 years, 4 months
  • Last seen more than a month ago
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Top posts
answer
1
Why is space-time four dimensional?
Aug 7, 2016
answer
1
Maxwell's equations without special relativity
Feb 26, 2019
answer
1
Advantages of using different metric signatures in relativity and QFT
Feb 27, 2019
answer
1
Why the interval equation have a minus sign?
Mar 6, 2019
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0
What is the meaning of the negative sign in $\Delta s^2 = \Delta x^2 + \Delta y^2 + \Delta z^2 - (c\Delta t)^2$?
Mar 1, 2019
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0
How does an antenna capture the energy of EM radiation?
Mar 10, 2019
answer
-2
Why does a sign difference between space and time lead to time that only flows forward?
Mar 1, 2019
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Can rotations in 4D be given an explicit matrix form?