1. An extension of invertibility of Hammerstein-type operators Creator: Tunaru, Radu Format: bez média and svazek Type: model:article and TEXT Subject: math and Hammerstein-type operators Language: English Description: My aim is to show that some properties, proved to be true for the square matrices, are true for some not necessarily linear operators on a linear space, in particular, for Hammerstein-type operators. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public