English

Kuroda's Class Number Formula

Number Theory 2026-07-29 v1

Abstract

We give a non-analytic proof of the class number formula for biquadratic extensions of number fields.

Cite

@article{arxiv.2607.27034,
  title  = {Kuroda's Class Number Formula},
  author = {Franz Lemmermeyer},
  journal= {arXiv preprint arXiv:2607.27034},
  year   = {2026}
}