![](/img/cover-not-exists.png)
155. Definitions of Trigonometrical Ratios, and General Proof of Addition-Theorems for Sine and Cosine
R. F. MuirheadVolume:
3
Language:
english
Journal:
The Mathematical Gazette
DOI:
10.2307/3603637
Date:
October, 1904
File:
PDF, 325 KB
english, 1904