2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/101969We present an expression of a deformed partition function for N=2 U(1) gauge theory on C^2/Z_k by using plethystic exponentials.5 pages, 1 figureHigh Energy Physics - TheoryMathematical PhysicsPlethystics and instantons on ALE spacestext