• Article  

      Perturbations of Christoffel–Darboux Kernels: Detection of Outliers 

      Beckermann, Bernhard; Putinar, Mihai; Saff, Edward B.; Stylianopoulos, Nikos (2020)
      Two central objects in constructive approximation, the Christoffel–Darboux kernel and the Christoffel function, encode ample information about the associated moment data and ultimately about the possible generating measures. ...