01185nam0-2200373-i-450-99000920452040332120100701111256.0978-3-642-11921-7paperback978-3-642-11922-4000920452FED01000920452(Aleph)000920452FED0100092045220100701d2010----km-y0itay50------baengDEa---a---001yySpectral theory of non-commutative harmonic oscillators:an introductionAlberto ParmeggianiBerlinSpringer2010XI, 254 p.24 cmLecture notes in mathematics1992Distribuzione asintotiche di autovalori ed autofunzioni di PDOStima di autovaloriLimiti superiori ed inferiori515.722221itaParmeggiani,Alberto478937ITUNINAREICATUNIMARCBK990009204520403321C-20-(199224359MA1MA135P2035P15Spectral theory of non-commutative harmonic oscillators:an introduction774665UNINA