The correct formula is E = MC².
M = mass
Yes.
I don't know who came up with E = mc, but Einstein came up with E = mc2.
Mass.
1905
e=mc2 (e equals mc squared)
Relativity.
Albert Einstein.
Albert Einstein.Except that the equation was e = mc2
He did not use any databases to come up with E=mc^2.
yup