2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63419A self-avoiding walk with small attractive interactions is described here. The existence of the connective constant is established, and the diffusive behavior is proved using the method of the lace expansion.13 pages, 4 figuresProbabilityMathematical Physics60K35, 60G50, 82B41text