TY - BOOK AU - Ortega,J.M & Rheinboldt,W.C (eds) ED - Rheinboldt, W.C TI - Numerical solutions of nonlinear problems: collection of papers presented at the symposium of SIAM, philadelphia, oct 21-23, 1968 T2 - Studies in numerical analysis 2 U1 - 11.07 PY - 1970/// CY - Philadelphia PB - SIAM ER -