摘要
LetMbeanapproximatelyfinitecodimensionalquasi-invariantsubspaceoftheFockspace.Thispapergivesaformulatocalculatethecodimensionofsuchspacesandusesthisformulatostudythestructureofquasi-invariantsubspacesoftheFockspace.Especially,asoneofapplications,itisshowedthattheanalogueofBeurling'stheoremisnottruefortheFockspaceL2a(Cn)inthecaseofn≥2.
出版日期
2003年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)