English

Heron Angles, Heron Triangles, and Heron Parallelograms

General Mathematics 2019-05-06 v1

Abstract

Heron angle: both its sine and cosine are rational Heron triangle: all its sides and area are rational Heron Parallelogram: all its sides, diagonals and area are rational We give one-to-one (bijective) parametrizations for all three concepts.

Keywords

Cite

@article{arxiv.1905.00895,
  title  = {Heron Angles, Heron Triangles, and Heron Parallelograms},
  author = {Walter Wyss},
  journal= {arXiv preprint arXiv:1905.00895},
  year   = {2019}
}
R2 v1 2026-06-23T08:55:32.842Z