Ellis, Robert L. Orthogonal systems and convolution operators/ Robert L. Ellis, Israel Gohberg - Basel, Switzerland : Birkhauser Verlag, c2003 - xvi, 236 p.; 24 cm. - Operator theory advances and applications v.140 . Includes indexes References : p. 227-231 ISBN: 3764369299 Euro 128.40 Subjects--Topical Terms: Orthogonalization methodsOrthogonal polynomialsConvolutions (Mathematics) Dewey Class. No.: 515.55