Question: When was the English theoretical physicist died who's theory is Dirac hole?
Sentence (from "Paul Dirac"): Paul Adrien Maurice Dirac {'1': ", '2': ", '3': ", '4': "} ( ; 8 August 1902 – 20 October 1984) was an English theoretical physicist who made fundamental contributions to the early development of both quantum mechanics and quantum electrodynamics.
Relevant evidence: Yes