Beginning of computational chemistry In 1929, Dirac declared, "The underlying physical laws necessary for the mathematical theory of. the whole of chemistry are thus completely know, and the dificulty is only that the exact application of these laws leads to equations much too complicated to be soluble DiracIn 1929, Dirac declared, “The underlying physical laws necessary for the mathematical theory of ...the whole of chemistry are thus completely know, and the difficulty is only that the exact application of these laws leads to equations much too complicated to be soluble.” Beginning of Computational Chemistry Dirac