Ayres, Frank, Jr., 1901-. Schaum's outline of theory and problems of matrices / Theory and problems of matrices Frank Ayres, Jr. - SI (Metric ) edition - New York : McGraw-Hill International Book, 1974 - 219 p. ; 27 cm. 'Including 340 solved problems - completely solved in detail' - tp cover. Includes bibliographica l references and indexes Subjects--Topical Terms: Matrices