2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/75932The main purpose of this paper is to make $\bar{C}_{n,n-1}$, which is the main theorem of [Ka1] Y.Kawamata, Addition formula of logarithmic Kodaira dimensions for morphisms of relative dimension one, more accessible.7 pages; a revised version of my note circulated in November 2003Algebraic Geometry14J10text