2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/144675In this paper we describe the algebra of differential invariants for GL(n,C)-structures. This leads to classification of almost complex structures of general positions. The invariants are applied to the existence problem of higher-dimensional pseudoholomorphic submanifolds.Differential Geometry32Q60, 53C15; 53A55text