Summary
Se dan condiciones para que un operador no lineal de un espacio de Banach reflexivo en su dual satisfaga la alternativa de Fredholm. Se usa luego el resultado para responder a una pregunta en Geometría Algebraica
Summary
Several conditions are imposed on a non-linear operator of a reflexive Banach Space into its dual which allow to establish a Fredholm alternative for such an operator. Then an application is given to a problem in Algebraic Geometry