TY - BOOK AU - Clarke, F.H AU - Stern, R.J; et.al AU - Ledyaev, Yu S TI - Nonsmooth analysis and control theory T2 - Graduate texts in mathematics SN - 0-387-98336-8 U1 - 515.64/CLA PY - 1998/// CY - New York PB - Springer-Verlag KW - Nonsmooth optimization KW - Control theory KW - Mathematics ER -