which gives the mass 
associated with an amount of energy 
where 
is the speed of light in a vacuum. [P2.4, P9.1]
is: the equation, which gives the mass associated with an amount of energy where is the speed of light in a vacuum. [P2.4, P9.1]
is one of the consequences: of Einstein's special theory of relativity. [P2.4, P9.1]
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