2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63947We established an equivalence between the Gurov-Reshetnyak and Muckenhoupt A_\infty conditions for an arbitrary absolutely continuous measures.Classical Analysis and ODEsAnalysis of PDEs42:00; 35:00A note on the Gurov-Reshetnyak conditiontext