2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/159516Utilizing the notion of uniform equicontinuity for sequences of functions with the values in the space of measurable operators, we present a non-commutative version of the Banach Principle for $L^\infty$.Published in SIGMA (Symmetry, Integrability and Geometry: Methods and Applications) at http://www.emis.de/journals/SIGMA/Functional AnalysisOperator AlgebrasA Banach Principle for Semifinite von Neumann Algebrastext