A simplification in the proof of the non-isomorphismbetween $H^1(\delta )$ and $H^1(\delta ^2)$
作者: Paul F. X. Müller
作者单位: 1Institut f. Analysis u. Numerik J. Kepler Universität Linz A-4040 Linz, Austria
刊名: Studia Mathematica, 2002, Vol.150 , pp.13-16
来源数据库: Institute of Mathematics Polish Academy of Sciences
DOI: 10.4064/sm150-1-2
原始语种摘要: The proof that $H^1(\delta )$ and $H^1(\delta ^2)$ are not isomorphic is simplified. This is done by giving a new and simple proof to a martingale inequality of J. Bourgain.
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  • simplification 简化
  • delta 三角洲
  • and 
  • proof 证明
  • giving 给予物
  • simple 单纯的
  • isomorphic 同形的
  • martingale 弓形拉线
  • simplified 简化的
  • inequality 不等式