3 papers
math.CA2021
A note concerning the invertibility of certain alternant matrices
Jeff Ledford
This brief note concerns the invertibility of certain alternant matrices. In particular those that consisting of polynomials and products of polynomials and logarithms are shown to…
math.CA2021
On non-local approximation properties of the binomial power functions
Brock Erwin, Jeff Ledford, Kira Pierce
This note mainly concerns the binomial power function, defined as . We construct systems of polynomials related to non-local approximation, which allows us to establis…
math.CA2015
Polyhyperbolic Cardinal Splines
Jeff Ledford
In this note we discuss solutions of differential equation on , which we call hyperbolic splines. We develop the fundamental funct…