00390nam a2200121Ia 4500082002000000100004000020245006900060260003500129300002000164490004500184500000500229700003400234  a515.35bOr77.IS  aOrtega, J. M. and Rheinboldt, W. C.  aIterative solution of nonlinear equations in several variablesb  aNew YorkbAcademic Pressc1970  axx, 572p. Index  aComputer Science and Applied Mathematics  a  aRheinboldt, W. C. ; jt. auth.