English

Quantum cluster algebras from unpunctured triangulated surfaces: arbitrary coefficients and quantization

Representation Theory 2022-01-11 v3 Combinatorics Quantum Algebra

Abstract

We study quantum cluster algebras from unpunctured surfaces with arbitrary coefficients and quantization. We first give a new proof of the Laurent expansion formulas for commutative cluster algebras from unpunctured surfaces, we then give the quantum Laurent expansion formulas for the quantum cluster algebras. Particularly, this gives a combinatorial proof of the positivity for such class of quantum cluster algebras.

Keywords

Cite

@article{arxiv.1807.06910,
  title  = {Quantum cluster algebras from unpunctured triangulated surfaces: arbitrary coefficients and quantization},
  author = {Min Huang},
  journal= {arXiv preprint arXiv:1807.06910},
  year   = {2022}
}

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R2 v1 2026-06-23T03:05:45.338Z