The Properties of Finitely Generated Shift-invariant Subspace in L_(2π)~2 |
| |
作者姓名: | 薛明志 朱秀阁 田继善 |
| |
作者单位: | Xue Mingzhi(薛明志) (Department of Mathematics,Henan University,Kaifeng,475001) Zhu Xiuge(朱秀阁) (Medical School of Henan Province,Kaifeng,475001) Tian Jishan(田继善) (Department of Mathematics,Henan University,Kaifeng,475001) |
| |
摘 要: | §1. IntroductionAtfirst,weintroduceournotations.Wedenotetheclassofallsquare-integrable2π-periodicfunctionsbyL22π,thatis,L22π={f(x)|f(x)=f(x+2π),x∈R,∫2π0|f(x)|2dx<∞}. Foranyf(x),g(x)∈L22π,theinnerproduct〈f,g〉isdefinedas〈f,g〉:=12π∫2π0f(x)g(x)dx.(1.1) …
|
本文献已被 CNKI 等数据库收录! |