References

GENERALIZED MATRICES FOR LIPSCHITZ FUNCTIONS


[1] I. M. Proudnikov, The Clarke subdifferential for Lipschitz set-valued mappings, Cybernetics, Ukrainian Academy of Science 1 (1992), 176-180.

[2] I. M. Proudnikov, Lower convex approximation for Lipschitz functions, J. Comput. Math. Math. Phys. 40(3) (2000), 378-386.

[3] I. M. Proudnikov, New constructions for local approximation of Lipschitz functions. I, Nonlinear Analysis 54(3) (2003), 373-390.

[4] I. M. Proudnikov, New constructions for local approximation of Lipschitz functions. II, Nonlinear Analysis 66(7) (2007), 1443-1453.

[5] R. T. Rocafellar, Convex Analysis, N.Y. Willey, 1972.