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P. A. M. Dirac (1902–1984)

Author of The Principles of Quantum Mechanics

26+ Works 831 Members 7 Reviews 3 Favorited

About the Author

Paul Dirac, a British theoretical physicist, was a central figure in the development of quantum electrodynamics. For example, he introduced important concepts, such as magnetic monopole and electron spin, and predicted the existence of antiparticles. Dirac was well known for his creativity as a show more graduate student in the 1920s. After reading Werner Heisenberg's first paper on relativity in 1925, for example, he promptly devised a more general form of the theory. The next year, he formulated Wolfgang Pauli's exclusion principle in terms of quantum mechanics. Specifically, he formulated useful statistical rules for particles that obey the Pauli exclusion principle. He received his Ph.D. in physics from Cambridge University in 1926. Dirac's most important contribution occurred in 1928, when he joined special relativity to quantum theory. His theory of the electron permitted scientists to calculate its spin and magnetic moment and to predict the existence of positively charged electrons, or positrons. (Positrons were observed in 1932.) In 1933 Dirac shared the Nobel Prize in physics with Erwin Schrodinger for his theory of the electron and prediction of the positron. Dirac's theoretical considerations in predicting the positron were sufficiently general to apply to all particles. This constituted an argument for the existence of antimatter. In later years, Dirac worked on "large-number coincidences," or relationships that appear to exist between some cosmological constants. He also taught mathematics at Cambridge University from 1932 until 1969. From 1968, when he retired from Cambridge, until his death in 1984, Dirac was a professor at the University of Florida in Tallahassee. (Bowker Author Biography) show less
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Series

Works by P. A. M. Dirac

The Principles of Quantum Mechanics (1958) 373 copies, 5 reviews
General Theory of Relativity (1996) 158 copies, 1 review
Directions in Physics (1978) 19 copies
From a Life of Physics (1989) — Contributor — 17 copies
Spinors in Hilbert Space (1974) 5 copies
Paul Dirac 1 copy

Associated Works

Feynman's Thesis: A New Approach to Quantum Theory (2005) — Contributor — 107 copies

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Common Knowledge

Members

Reviews

8 reviews
Dirac had a knack of explaining quite complicated things in a simple and understandable way. This is of course an old book, and it is very elementary, but I still remember the joyful feeling of being exposed to something that beautiful and clear. The old guy really made it possible for me to understand a bit of the underlying logic. Suddenly quantum mechanics didn't seem half as freaky as it used to. Great teacher.
Paul A M Dirac, the man, the myth, the legend, discusses Quantum Mechanics and its results from the first principles. Starting with the idea of a state, Dirac goes on to mention Eigenvalues and Eigenvectors and Eigenstates, continuing the discussion with some very advanced mathematics. This treatise builds on itself, deriving solutions from previous examples and ideas. The book is even a good length. My only real complaint is that the edition of this I found is from 1930 and I thought the show more paper would be damaged by my touching it. However, it seems that this notion of mine was unfounded, the thing I really needed to worry about was the binding.

In any case, this book was quite well done. My impasse came about at around a quarter of the way through the book, when it became necessary to have differential equations and Linear Algebra under your belt. I would like to find a book that explains this sort of thing in a manner that I can understand. Perhaps I shall reach out for that sort of thing.
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The classic on the formalism of quantum mechanics. Only for the serious... But if you understand this stuff, this is one of the most clear and lucid books on QM ever written.
Short, sometimes terse. Certainly not for a first study of GR, only as a supplement. Despite this, a rather good reference, from a (possibly THE) great of 20th Century theoretical physics.

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Works
26
Also by
1
Members
831
Popularity
#30,723
Rating
4.2
Reviews
7
ISBNs
30
Languages
4
Favorited
3

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