A fundamental equation

Very important and instructive trigonometric equation is considered. The solutions from different manuals and reference books are examined, mistakes of these solutions are discovered. It is shown how to make the solution of the equation shorter, how to present the answer more visually.

Bibliographic Details
Main Authors: Juozas Juvencijus Mačys, Jurgis Sušinskas
Format: Article
Language:English
Published: Vilnius University Press 2017-12-01
Series:Lietuvos Matematikos Rinkinys
Subjects:
Online Access:https://www.journals.vu.lt/LMR/article/view/14971