Combinatorial polynomials, such as the Tutte, U‐ and Schubert polynomials, complement this by systematically organising information about graphs and posets into polynomial expressions.

Ben Blum-Smith, Japheth Wood, Chords of an Ellipse, Lucas Polynomials, and Cubic Equations, The American Mathematical Monthly, Vol. 127, No. 8 (OCTOBER 2020), pp. 688-705 ...