lagrange_approx_1d_test, a FORTRAN77 code which calls lagrange_approx_1d(), which defines and evaluates a Lagrange polynomial p(x) of degree M which approximates a set of ND data points (x(i),y(i)).
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lagrange_approx_1d, a FORTRAN77 code which defines and evaluates a Lagrange polynomial p(x) of degree M which approximates a set of ND data points (x(i),y(i)).