Author:John Sturgeon Mackay

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John Sturgeon Mackay
M.A., LL.D., F.R.S. (Edin.). Chief Mathematical Master at Edinburgh Academy, 1873-1904. First President of the Edinburgh Mathematical Society. Author of Arithmetical Exercises; Elements of Euclid.[1]
This author wrote articles for the 1911 Encyclopædia Britannica.
Articles attributed to this author are designated in EB1911 by the initials "J. S. M."



  1. "John Sturgeon Mackay, M.A., LL.D.". Proceedings of the Edinburgh Mathematical Society 32: 151–159. 1914. doi:10.1017/S0013091500035136. 

Some or all works by this author are in the public domain in the United States because they were published before January 1, 1923.

The author died in 1914, so works by this author are also in the public domain in countries and areas where the copyright term is the author's life plus 99 years or less. Works by this author may also be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.