Gill, Philip E. Numerical linear algebra and optimization. Volume 1 / Philip E. Gill, Walter Murray, Margaret H. Wright. - Redwood City, Calif. : Addison-Wesley Pub. Co., Advanced Book Program, c1991. - xvii, 426 p. : ill. ; 24 cm. Includes index. Includes bibliographical references. ISBN: 0201126494 (hbk.) Subjects--Topical Terms: Algebras, Linear.Numerical calculations.Mathematical optimization.