. "Conference papers and proceedings"@en . . . "P.A.M. Dirac and the invention of quantum mechanics"@en . "History"@en . "Prof. Kurt Gottfried, Dept. of Physics, Cornell University, motivated by the centenary of Dirac's birth, describes his role in the discovery and development of quantum mechanics. The emphasis is on his work prior to his discovery of the relativistic wave equation in 1928."@en . . . . . . . . . . .