Search Results       Your search for [author]Efinov, Nikolai Vladimirovich, 1910- returned 1 record.           Quadratic forms and matrices, an introductory approach. by Efinov, Nikolai Vladimirovich, 1910-; New York: Academic Press, 1964. Subject: Forms, Quadratic; Matrices.          Add to Book Cart Relevance: 48.99%