Geodesic

Tome 15 (1973) no. 3

Sommaire

Triviality conditions for the $S$-matrix in the Haag--Ruelle scattering theory
p. 297-306
Energy of a system of many bosons coupled by gravitational forces
p. 307-310
On the essential self-adjointness of various algebras of field operators
p. 311-314
On the construction of a dressing transformation for the Lee model
p. 315-319
Consequences of the convexity of Legendre transformations (generalized Goldstone theorem)
p. 320-331
Scaling in strong interactions
p. 332-339
Behavior of renormalized Feynman amplitudes under scale transformations $\lambda\varphi^4(x)$
p. 340-352
Wave operators and positive eigenvalues for a Schr\"odinger equation with oscillating potential
p. 353-366
Boson representation of angular momentum.~I
p. 367-374
Asymptotic expansions of generalized functions.~II
p. 375-381
On the solution of the Bogolyubov chain for a van der Waals' crystal
p. 382-387
Single-particle Green's function in the anisotropic Heisenberg model~II. Allowance for higher correlation functions
p. 388-406
Perturbation theory with variational parameter. Inequalities and estimates for the free energy
p. 407-416
On the application of field-theory methods in the Ising model~II. Calculation of the critical index~$\eta$
p. 417-426