Zielke, Roland, 1946- Discontinuous Cebysev systems/ Roland Zielke. - Berlin ; New York: Springer-Verlag, 1979. - vi, 111 p. ; 25 cm. - Lecture notes in mathematics ; 707. . - Lecture notes in mathematics (Springer-Verlag); 707. . Includes index. Bibliography: p. [105]-109. ISBN: 0387091254 LCCN: 79012233 //r85 Subjects--Topical Terms: Chebyshev systems. Dewey Class. No.: 510/.8 s 511/.4