2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/80023We discuss aspects of emergence by introducing the concept of negator algebra referring to topos-theoretic results obtained by Vladimir Trifonov some time ago. As a possible application of this concept we present an example from non-linear economic processes concerning the evolution of the global crude oil market during the second half of the 20th century.5 figuresAdaptation and Self-Organizing SystemsChaotic Dynamicstext