Wang, Quan Long; Wang, Sen A note on nonnegative polynomial interpolation. (English) Zbl 0939.41515 Law, A. G. (ed.) et al., Approximation, optimization and computing: theory and applications. Amsterdam: North-Holland. 201-203 (1990). For the entire collection see [Zbl 0929.00044]. MSC: 41A29 Approximation with constraints PDF BibTeX XML Cite \textit{Q. L. Wang} and \textit{S. Wang}, in: Approximation, optimization and computing: theory and applications. Amsterdam: North-Holland. 201--203 (1990; Zbl 0939.41515)