Generalized inverse matrices [by] Thomas L. Boullion [and] Patrick L. Odell. Boullion, Thomas L. Odell, Patrick L., 1930- joint author. Matrix inversion. QA263 .B57 512.896 19 BOG Bibliography: p. 81-101. New York, Wiley-Interscience [1971] [1971] 1971 Text x, 103 p. eng