2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/75017This is a short exposition--mostly by way of the toy models ``double logarithm'' and ``triple logarithm''--which should serve as an introduction to a forthcoming article in which we establish a connection between multiple polylogarithms, polygons, trees and algebraic cycles.15 pages, 8 figures, accepted June 2004 for publication in the book "Frontiers in Number Theory, Physics and Geometry", Volume 2 (Cartier, Julia, Moussa, Vanhove, eds.)Number TheoryAlgebraic Geometry14F42text