论文标题
部分可观测时空混沌系统的无模型预测
SOS Polynomials and Matrix Representations of Rational Real Functions
论文作者
论文摘要
在希尔伯特（Hilbert）的第17个问题中，Artin分母的特性得出了。事实证明，来自nevanlinna类别的部分衍生物的分子是SOS多项式。
The characteristic properties of Artin's denominators in Hilbert's 17th problem are obtained. It is proved that numerators of partial derivative of rational real function from the Nevanlinna class are SOS polynomials.
