English

Quantum diagrammatics for $F_4$

Quantum Algebra 2025-05-14 v4 Category Theory Representation Theory

Abstract

We introduce a graphical calculus for the representation theory of the quantized enveloping algebra of type F4F_4. We do this by giving a diagrammatic description of the category of invariant tensors on the 26-dimensional fundamental representation.

Keywords

Cite

@article{arxiv.2204.11976,
  title  = {Quantum diagrammatics for $F_4$},
  author = {Alistair Savage and Bruce W. Westbury},
  journal= {arXiv preprint arXiv:2204.11976},
  year   = {2025}
}

Comments

31 pages; v2: minor corrections; v3: added section on affinization; v4: minor corrections, published version

R2 v1 2026-06-24T10:58:23.181Z