TY - BOOK AU - Fletcher,R. TI - Practical methods of optimization SN - 0471915475 : AV - QA402.5 .F57 1987 U1 - 515 19 PY - 1987/// CY - Chichester, New York PB - Wiley KW - Mathematical optimization N1 - "A Wiley-Interscience publication."; Includes index; Bibliography: p. [417]-429 ER -