任意闭曲线上的双正交系(英文)

A Kind of Biorthogonal System on an Arbitrary Closed Curve

对于环绕原点的任意闹曲线上的一类双正交系，本文讨论了完备性及其有关的稠密性和Parseval型等式．

For a kind of biorthogonal system on an arbitrary closed curve surrounding the origin , the completeness, the density and an analogue of Parseval equality are discussed.