Mikhlin, S. G. 1908- The problem of the minimum of a quadratic functional/ [by] S.G. Mikhlin. Translated by A. Feinstein. - San Francisco: Holden-Day, 1965. - ix, 155 p.: illus., 26 cm. - Holden-Day series in mathematical physics . Bibliography: p. 153-155. LCCN: 64024626 Subjects--Topical Terms: Calculus of variations.Hilbert space. Dewey Class. No.: 515.252 / M636p