Strictly positive definite functions of finite orders and multivariate polynomial interpolation

Shelby Kilmer, Xingping Sun, Matthew Wright. Strictly positive definite functions of finite orders and multivariate polynomial interpolation. Journal of Approximation Theory, 315:106283, 2026. [doi]

@article{KilmerSW26,
  title = {Strictly positive definite functions of finite orders and multivariate polynomial interpolation},
  author = {Shelby Kilmer and Xingping Sun and Matthew Wright},
  year = {2026},
  doi = {10.1016/j.jat.2025.106283},
  url = {https://doi.org/10.1016/j.jat.2025.106283},
  researchr = {https://researchr.org/publication/KilmerSW26},
  cites = {0},
  citedby = {0},
  journal = {Journal of Approximation Theory},
  volume = {315},
  pages = {106283},
}