Davide, La Torre; Matteo, Rocca - Facoltà di Economia, Università degli Studi dell'Insubria - 2002
In this work we provide a characterization of C 1,1 functions on Rn (that is, differentiable with locally Lipschitz partial derivatives) by means of second directional divided differences. In particular, we prove that the class of C 1,1 functions is equivalent to the class of functions with...
