POWER CORRECTIONS FROM NONLOCAL TERMS IN A LAGRANGIAN

1987
3 pages
Published in:
  • Phys.Rev.D 36 (1987) 2595-2597

Citations per year

1988199019921994199610
Abstract: (APS)
It is remarked that power corrections to Green’s functions can be systematically taken into account (in perturbation theory) by addition of nonlocal terms to a Lagrangian.
  • field theory: scalar
  • PROPAGATOR
  • PERTURBATION THEORY: HIGHER-ORDER
  • FIELD THEORY: NONLOCAL