Lecture Notes in Physics: Monographs 26 ......Page 1
Oscillator Representation in Quantum Physics ......Page 3
Contents ......Page 5
1. Introduction ......Page 11
2. Formulation of the Method ......Page 19
3. The Phase Structure of the (varphi^2)^2 Field Theory in R^{1+1} ......Page 43
4. The Phase Structure of the Three-Dimensional varphi^4 Theory ......Page 55
5. The Four-Dimensional varphi^4 Theory ......Page 81
6. The varphi^4 Theory at Finite Temperatures ......Page 91
7. The Two-Dimensional Yukawa Theory ......Page 109
8. Path Integrals in Quantum Physics ......Page 137
9. The Gaussian Equivalent Representation of Functional Integrals ......Page 155
10. The Polaron Problem ......Page 167
11. The Character of the Phase Transition in Two- and Three-Dimensional varphi^4 Theory ......Page 189
12. Wave Propagation in Randomly Distributed Media ......Page 199
13. Bound States in QFT ......Page 207
14. The Oscillator in Quantum Mechanics ......Page 219
15. The Oscillator Representation in Rd ......Page 225
16. The Oscillator Representation in the Space R^3 ......Page 233
17. Anharmonic Potentials ......Page 245
18. Coulomb-Type Potentials ......Page 257
19. The Relativized Schrodinger Equation ......Page 261
20. Three-Body Coulomb Systems ......Page 267