Semigroups, theory and applications - New York: John Wiley and sons, 1986. - 2 v.: graf.; - Pitman research notes in mathematics series . - Pitman research notes in mathematics series . ISBN: 0582994527 Subjects--Topical Terms: HILBERT TRANSFORMATIONEIGENFUNCTIONS SCHROEDINGER EQUATION Universal Decimal Class. No.: 517.986.7(075.8)"1984" 517.988.5