Physics
- Freeman Dyson demonstrates the equivalence of the formulations of quantum electrodynamics existing at this time, incidentally inventing the Dyson series.
- The Lanczos tensor is introduced in general relativity by Cornelius Lanczos.
Read more about this topic: 1949 In Science
Famous quotes containing the word physics:
“Mathematics should be mixed not only with physics but with ethics.”
—Henry David Thoreau (1817–1862)
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—Friedrich Nietzsche (1844–1900)
“Although philosophers generally believe in laws and deny causes, explanatory practice in physics is just the reverse.”
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