His second university was Breslau, so he returned to the town where he was brought up, and then in 1904 he followed his friend Max Born to Göttingen. Hellinger would keep in touch with Born and developments in quantum mechanics for much of his life.
Kanyang ikalawang unibersidad ay Breslau, kaya siya bumalik sa bayan kung saan siya ay nagdala up, at pagkatapos ay sa 1904 na sinusundan niya ang kanyang mga kaibigan Max Born sa Gottingen. Hellinger ay mabatid na may Ipinanganak at developments sa quantum mechanics para sa marami ng kanyang buhay.