One week later Schrödinger gave a seminar on de Broglie 's work and a member of the audience, a student of Sommerfeld 's, suggested that there should be a wave equation.
Isang linggo mamaya Schrödinger ibinigay ng Broglie pantas-aral sa de 's trabaho at isang kasapi ng madla, ng isang mag-aaral ng Sommerfeld' s, iminungkahi na doon ay dapat na isang kaway equation.