English

The invariants of the binary nonic

Representation Theory 2010-02-04 v1 Algebraic Geometry

Abstract

We consider the algebra of invariants of binary forms of degree 9 with complex coefficients, find the 92 basic invariants, give an explicit system of parameters and show the existence of four more systems of parameters with different sets of degrees.

Keywords

Cite

@article{arxiv.1002.0761,
  title  = {The invariants of the binary nonic},
  author = {Andries E. Brouwer and Mihaela Popoviciu},
  journal= {arXiv preprint arXiv:1002.0761},
  year   = {2010}
}
R2 v1 2026-06-21T14:42:58.012Z