English

A rational approximation to <VV-AA> and its O(p^6) low-energy constant

High Energy Physics - Phenomenology 2008-11-26 v2 High Energy Physics - Lattice

Abstract

Using a sequence of rational approximants and the large-Nc limit of QCD, we estimate the value of the low-energy constant C_87 which appears in the Lagrangian of Chiral Perturbation Theory at O(p^6).

Cite

@article{arxiv.0801.3558,
  title  = {A rational approximation to <VV-AA> and its O(p^6) low-energy constant},
  author = {P. Masjuan and S. Peris},
  journal= {arXiv preprint arXiv:0801.3558},
  year   = {2008}
}

Comments

10 pages, 1 figure. Comments and references added. Journal version

R2 v1 2026-06-21T10:05:39.330Z