期刊文献+

四阶非奇异截断复矩矩阵的延拓问题

Extension of the Nonsingular Quartic Moment Problem
下载PDF
导出
摘要 讨论Curto-Fialkow所给出的四阶截断复矩问题,即给一个复数序列γ≡γ^((4)):γ_(00),γ_(0)1,γ_(10),γ_(02),γ_(11),γ_(20),γ_(03),γ_(12),γ_(21),γ_(30),γ_(04),γ_(13),γ_(22),γ_(31),γ_(40),其中γ_(00)>0,γ_(ij)=y_(ji),找到一个正的Borel测度使得γ_(ij)=∫-izz^jdμ(0≤i+j≤4)成立;得到了四阶非奇异截断复矩矩阵M(2)的平坦延拓存在的充分必要条件及在特殊情况下的解,并举例进行了验证. In this paper,Consider the quartic moment problem suggested by Curto and Fialkow,Given complex numbersγ≡γ^((4)):γ_(00),γ_(01),γ_(10),γ_(02),γ_(11),γ_(20),γ_(03),γ_(12),γ_(21),γ_(30),γ_(04),γ_(13),γ_(22),γ_(31),γ_(40),withγ_(00)0 andγ_(ij)=γ_(ji),Find a positive Borel measureμsuch thatγ_(ij)=∫Z^iZ^jdμ,(0≤i + j≤4),Examine the existence of flat extensions for nonsingular positive quartic moment matrices M(2),Give partial solutions for the nonsingular quartic moment problem and examples are provided.
出处 《应用泛函分析学报》 CSCD 2011年第1期95-99,共5页 Acta Analysis Functionalis Applicata
基金 海南省自然科学基金(110002)
关键词 四阶非奇异截断复矩问题 表示测度 平坦延拓 矩量矩阵 BOREL测度 the nonsingular quartic moment problem representing measure flat extension moment matrix Borel measure
  • 相关文献

参考文献6

  • 1Curto R and Fialkow L.Flat extensions of positive moment matrices:Relations in analytic or conjugate terms[J].Oper Theory Adv Appl,1998,104:59-82.
  • 2Curto R,Fialkow L.Solution of the truncated complex moment problems for fiat Data[J].Mem Amer Mah Soc,1996,586:603-635.
  • 3LI C.A note on singular quartic moment problem[J].Bull Korean Math Soc,2000,37(1):91-102.
  • 4Curto R,Fialkow L.Recursiveness,positivity,and truncated moment problems[J].Houston J Math,1991,17:603-635.
  • 5Li C and Lee S.The quartic moment problem[J].J Korean Math Soc,2005,42(4):723-747.
  • 6Curto R,Fialkow L.Flat extensions of positive moment matrices:recursively generated relations[J].Memoirs Amer Math Soc,1998,136:648-703.

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部