Published January 1997 | Version v1
Journal article

Instanton calculus and nonperturbative relations in N=2 supersymmetric gauge theories

  • 1. Dipartimento di Fisica, Universita di Roma Tor Vergata, Istituto Nazionale di Fisica Nucleare, Sezione di Roma II, Via della Ricerca Scientifica, 00133 Roma (Italy)
  • 2. Dipartimento di Fisica, Universita di Roma La Sapienza, Istituto Nazionale di Fisica Nucleare, Sezione di Roma II, Via della Ricerca Scientifica, 00133 Roma (Italy)

Description

Using instanton calculus we check, in the weak coupling region, the nonperturbative relation left-angle Trφ2 right-angle=iπ[ F-(a/2)∂∂a] obtained for a N=2 globally supersymmetric gauge theory. Our computations are performed for instantons of winding number k, up to k=2, and turn out to agree with previous nonperturbative results. copyright 1997 The American Physical Society

Additional details

Publishing Information

Journal Title
Physical Review. D, Particles Fields
Journal Volume
55
Journal Issue
2
Journal Page Range
p. 1099-1104.
ISSN
0556-2821
CODEN
PRVDAQ