Jets, generalised convexity, proximal normality and differences of functions

User’s guide to viscosity solutions of second order partial differential equations

Michael G. Crandall, Hitoshi Ishii, Pierre-Louis Lions · Bulletin of the American Mathematical Society · 1992 · 5K citations · Full text

Natural Sciences, Mathematics, Computational Fluid Dynamics +16

Strong and Weak Convexity of Sets and Functions

Jean-Philippe Vial · Mathematics of Operations Research · 1983 · 446 citations

Natural Sciences, Mathematics, Computational Geometry +16

Complete characterization of openness, metric regularity, and Lipschitzian properties of multifunctions

Boris S. Mordukhovich · Transactions of the American Mathematical Society · 1993 · 334 citations · Full text

Natural Sciences, Mathematics, Derivatives +13

Generalized Differential Calculus for Nonsmooth and Set-Valued Mappings

Boris S. Mordukhovich · Journal of Mathematical Analysis and Applications · 1994 · 266 citations

Natural Sciences, Mathematics, Differential Equations +13

Approximate subdifferentials and applications. I. The finite-dimensional theory

Transactions of the American Mathematical Society · 1984 · 182 citations · Full text

Natural Sciences, Mathematics, Computational Geometry +10