Tome 22 (1975) no. 2

Sommaire

Absolute bounds on vertices and couplings
p. 97-107
On the approach to the critical point
p. 109-122
On the duality of local observables
p. 123-130
On relativistic multiparticle kinematics in invariant variables
p. 131-142
Thermodynamic equivalence of spin systems
p. 143-158
Approximate symmetries and their spontaneous breakdown
p. 159-172