Book:Franciscus Vieta/Canon Mathematicus seu ad Triangula

Franciscus Vieta: Canon Mathematicus seu ad Triangula

Published $\text {1579}$
In English:

The Mathematical Canon Applied to Triangles

Subject Matter

• Trigonometry

Contents

• A collection and systematic presentation of the methods of solving triangles.
• Various new trigonometrical identities.
• Various multiple angle formulas.

Sources

• 2008: Ian Stewart: Taming the Infinite ... (previous) ... (next): Chapter $5$: Eternal Triangles: Early trigonometry