Dirac visited Princeton for the year 1947-48 and Harish-Chandra went to the United States with him, working as his assistant during this time. However he was greatly influenced by the leading mathematicians Weyl, Artin and Chevalley who were working there.
Dirac bumisita sa Princeton para sa taon 1947-48 at Harish-Chandra nagpunta sa Pilipinas sa kanya, sa kanyang trabaho bilang assistant sa panahon ng oras na ito. Gayunman siya ay naiimpluwensyahan ng malaki ang nangungunang mathematicians Weyl, Artin at Chevalley na ay nagtatrabaho doon.