classical physics

If you are interested in learning more about te Unified Mechanics Theory

my book is out in .pdf format.  I welcome any comments (good and bad :-))

https://www.springer.com/us/book/9783030577711#otherversion=97830305777…

Summary of the book: 

A ``small'' but interesting riddle from the basic theory of vibrations. Haven't run into it in any physics/classical mechanics text/reference.