English

The binomial ideal of the intersection axiom for conditional probabilities

Statistics Theory 2009-12-04 v4 Commutative Algebra Statistics Theory

Abstract

The binomial ideal associated with the intersection axiom of conditional probability is shown to be radical and is expressed as intersection of toric prime ideals. This resolves a conjecture in algebraic statistics due to Cartwright and Engstr\"om.

Keywords

Cite

@article{arxiv.0902.1495,
  title  = {The binomial ideal of the intersection axiom for conditional probabilities},
  author = {Alex Fink},
  journal= {arXiv preprint arXiv:0902.1495},
  year   = {2009}
}

Comments

7 pages. Main proof rewritten to foreground equalities of Hilbert functions, for clarity; other minor changes

R2 v1 2026-06-21T12:09:26.419Z