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A smooth variational principle with applications to subdifferentiability and to differentiability of convex functions
Borwein, J. M., Preiss, D.Volume:
303
Language:
english
Journal:
Transactions of the American Mathematical Society
DOI:
10.1090/S0002-9947-1987-0902782-7
Date:
February, 1987
File:
PDF, 1.04 MB
english, 1987