_nmod_poly_interpolate_nmod_vec_barycentric, nmod_poly_interpolate_nmod_vec_barycentric
Synopsis
#include <flint/nmod_poly.h>void _nmod_poly_interpolate_nmod_vec_barycentric(nn_ptr poly, nn_srcptr xs, nn_srcptr ys, slong len, nmod_t mod)sourcevoid nmod_poly_interpolate_nmod_vec_barycentric(nmod_poly_t poly, nn_srcptr xs, nn_srcptr ys, slong len)sourceThe same by the Lagrange formula \sum_i y_i w_i P(x)/(x - x_i), with P = \prod (x - x_i) and w_i as above, in O(\mathit{len}^2) multiplications and len inversions.
Cite this page
The FLINT team, “_nmod_poly_interpolate_nmod_vec_barycentric, nmod_poly_interpolate_nmod_vec_barycentric (nmod_poly.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/nmod_poly/_nmod_poly_interpolate_nmod_vec_barycentric.html (generated 2026-10-20).
@misc{flint-doc-nmod-poly-nmod-poly-interpolate-nmod-vec-barycentric,
author = {{The FLINT team}},
title = {{\_nmod\_poly\_interpolate\_nmod\_vec\_barycentric, nmod\_poly\_interpolate\_nmod\_vec\_barycentric (nmod\_poly.h)}},
howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
year = {2026},
url = {https://flintlib.org/doc/nmod_poly/_nmod_poly_interpolate_nmod_vec_barycentric.html},
note = {Generated 2026-10-20}
}