vandermonde_interp_2d_test, a C++ code which calls vandermonde_interp_2d(), which finds P(X,Y), a polynomial interpolant to data Z(X,Y) which depends on two independent variables X and Y, by setting up and solving a linear system involving the Vandermonde matrix.
The computer code and data files described and made available on this web page are distributed under the MIT license
vandermonde_interp_2d, a C++ code which finds a polynomial interpolant to data z(x,y) of a 2D argument by setting up and solving a linear system for the polynomial coefficients, involving the vandermonde matrix.