1. An example of a positive semidefinite double sequence which is not a moment sequence Creator: Bisgaard, Torben Maack Format: bez média and svazek Type: model:article and TEXT Subject: double sequence, positive definite, and moment sequence Language: English Description: 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) \rightarrow \infty $. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public