2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/60580Basic concepts of higher local fields and topologies on their additive and multiplicative groups are introduced.For introduction and notation, see math.NT/0012131 . Published by Geometry and Topology Monographs at http://www.maths.warwick.ac.uk/gt/GTMon3/m3-I-1.abs.htmlNumber TheoryAlgebraic Geometry12J25, 12J99, 54E99, 16W60Invitation to higher local fields, Part I, section 1: Higher dimensional local fieldstext