|
|||||
|
|
An Example of a Positive Semidefinite Double Sequence Which is Not a Moment Sequence |
|
| Authors: | Torben Maack Bisgaard |
| Institution: | (1) Nandrupsvej 7 st. th., DK-2000 Frederiksberg C, Denmark |
| Abstract: | The first explicit example of a positive semidefinite double sequence which is not a moment sequence was given by Friedrich. We present an example with a simpler definition and more moderate growth as (m, n)   . |
| Keywords: | double sequence positive definite moment sequence |
| 本文献已被 SpringerLink 等数据库收录！ | |