What is the significance of 8π/3 in the first Friedmann Equation, and in the question concerning the time independence of the Hubble Constant?
Is it the 'same' 8π/3 that appears in the total cross section formula of Thomson Scattering ?
What is the significance of 8π/3 in the first Friedmann Equation, and in the question concerning the time independence of the Hubble Constant?
Is it the 'same' 8π/3 that appears in the total cross section formula of Thomson Scattering ?
What is stagnation point in fluid mechanics. At the open end of the pitot tube the velocity of the fluid becomes zero.But that should result...
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