CauchyMatrix
CauchyMatrix[x, y] represents the Cauchy matrix given by the generating vectors x and y as a structured array.
CauchyMatrix[x] is equivalent to CauchyMatrix[x, x].
CauchyMatrix[cmat] converts a Cauchy matrix cmat to a structured array.
Examples
Create a Cauchy matrix:
CauchyMatrix[{1, 2, 3}, {4, 5, 6}]Please visit the official Wolfram Language Reference for more details.