## The Principles of Quantum Mechanics |

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#### LibraryThing Review

User Review - yapete - LibraryThingThe 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. Read full review

#### LibraryThing Review

User Review - agricolaoval - LibraryThingDirac 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 ... Read full review

### Contents

THE PRINCIPLE OF SUPERPOSITION | 1 |

The Polarization of Photons | 4 |

Interference of Photons | 7 |

Copyright | |

79 other sections not shown

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### Common terms and phrases

algebraic angular momentum anticommutation applied arbitrary atom basic bras basic kets basic vectors belonging bosons canonical coordinates classical mechanics classical theory coefficient commutation relations commuting observables complete set components conjugate complex conjugate imaginary constant coordinates and momenta defined denote density diagonal displacement dynamical system dynamical variables eigen eigenbras eigenstate eigenvalues electron emission energy-levels equal equations of motion expressed fermions field form a complete formula given gives Hamiltonian Heisenberg Heisenberg picture hence independent infinity integral interaction ket vector linear operator Lorentz mathematical matrix elements multiplied obtain orthogonal oscillator permutation photon physical polarization positrons probability quantities quantum mechanics quantum theory radiation real dynamical variable relativistic representation representative result right-hand side satisfy scalar product scattering Schrodinger Schrodinger's set of commuting solution spin standard ket stationary superposition supplementary conditions symmetrical theorem tion transition unitary transformation unperturbed system vanish velocity wave equation wave function zero