Authors
Citation
Pv. Landshoff, SIMPLE PHYSICAL APPROACH TO THERMAL CUTTING RULES, Physics letters. Section B, 386(1-4), 1996, pp. 291-296
Citations number
17
Categorie Soggetti
Physics
Journal title
ISSN journal
03702693
Volume
386
Issue
1-4
Year of publication
1996
Pages
291 - 296
Database
ISI
SICI code
0370-2693(1996)386:1-4<291:SPATTC>2.0.ZU;2-0
Abstract
A first-principles derivation is given of the imaginary part of a Gree
n's function in real-time thermal field theory. The analysis and its c
onclusions are simpler than in the usual circled-vertex formalism. The
relationship to Cutkosky-like cutting rules is explained.