Original sentence: " However, the association between  and nuclear energy has since stuck, and because of this association, and its simple expression of the ideas of Albert Einstein himself, it has been described as "the world's most famous equation".In physics, mass–energy equivalence states that anything having mass has an equivalent amount of energy and vice versa, with these fundamental quantities directly relating to one another by Albert Einstein's formula:.Physicist and Manhattan Project participant Robert Serber said "Somehow the popular notion took hold long ago that Einstein's theory of relativity, in particular his famous equation , plays some essential role in the theory of fission
Edited sentence: " However the association between  and nuclear energy has since stuck, and because of this association, and its simple expression of the ideas of Albert Einstein himself, it has become "the world's most famous equation".As the physicist and Manhattan Project participant Robert Serber put it: "Somehow the popular notion took hold long ago that Einstein's theory of relativity, in particular his famous equation , plays some essential role in the theory of fission.In physics, mass–energy equivalence states that anything having mass has an equivalent amount of energy and vice versa, with these fundamental quantities directly relating to one another by Albert Einstein's famous formula: