摘要
This paper deals with an alternative proof of Beurling-Lax theorem by adopting a constructive approach instead of the isomorphism technique which was used in the original proof.
This paper deals with an alternative proof of Beurling-Lax theorem by adopting a constructive approach instead of the isomorphism technique which was used in the original proof.
基金
supported by the Multi-Year Research Grant(No.MYRG115(Y1-L4)-FST13-QT)
the Multi-Year Research Grant(No.MYRG116(Y1-L3)-FST13-QT)
Macao Government(No.FDCT098/2012/A3)
the Natural Science Foundation of Guangdong Province(No.S2011010004986)
关键词
构造性证明
定理
同构
Beurling-Lax theorem,Shift operator,Inner function