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Hace 23 horas · George Washington (February 22, 1732 – December 14, 1799) was an American Founding Father, military officer, and politician who served as the first president of the United States from 1789 to 1797. Appointed by the Second Continental Congress as commander of the Continental Army in 1775, Washington led Patriot forces to victory in the American Revolutionary War and then served as president ...
Hace 23 horas · Disfrutar in Barcelona has been named the world's best restaurant; Asda is the most expensive supermarket for petrol, RAC says; our psychology of shopping series concludes with the tricks shops ...
Hace 23 horas · Also, the solutions to a relativistic wave equation, for a massive particle of spin s, are complex-valued 2(2s + 1)-component spinor fields. Fock space [ edit ] As originally formulated, the Dirac equation is an equation for a single quantum particle, just like the single-particle Schrödinger equation with wave function Ψ ( x , t ) {\displaystyle \Psi (x,t)} .
