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CLASSICAL MECHANICS AS THE LIMITING FORM OF WAVE
Motion in a Limited Region Quantum Conditions and Average
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according angular momentum angular quantum antisymmetrical approximate assume atom axes characteristic functions characteristic values classical mechanics commutation components condition conjugate complex connexion considered const constant corresponding d'Alembert's equation defined definite degeneracy denoted density derived determined diagonal diagonal matrix Dirac direction discrete discrete spectrum electric electrons energy operator energy-levels equal equivalent expression fact factor field of force formula frequency function ifi integral latter linear magnetic field matrix elements Maxwell's equations multiplied obtained obviously operator H ordinary particle Pauli pendulum permutations perturbation energy perturbation theory photons point of view potential energy preceding equation probability amplitudes probable value problem quantized quantum number reduces regard relation replaced represented resonance respect rotation satisfy Schrodinger solution space specified spectrum spin quantum sponding stationary symmetrical tensor tion transition unperturbed vanish variables vector velocity vibrations wave functions wave-mechanical Zeeman effect zero