SPHERICAL
TRIGONOMETRY
FOR THE USE OF COLLEGES AND SCHOOLS
BY THE LATE
I. TODHUNTER, M.A., F.R.S.
HONORARY FELLOW OF ST. JOHN’S COLLEGE, CAMBRIDGE
REVISED BY
J. G. LEATHEM, M.A., D.Sc.
FELLOW AND LECTURER OF ST. JOHN’S COLLEGE, CAMBRIDGE
MACMILLAN AND CO., LIMITED
ST. MARTIN’S STREET, LONDON
1914
