346 
Proceedings of the Royal Society of Edinburgh. [Sess. 
l 9 g sin e. 
log cos 0. 
0°. 
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d. 
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Example . — Set out the transition sine curve for which 2co = 125° 34', and 
H = 438'. 
Then 
co = 62° 47', 
SA = — cosec a = 1504-32 
9 
a = 27° 13', 
L = AB = 7rH cot a = 2675 - 53, 
SV = H(J- 1^ = 250-009, SC = ~ = 688-009, 
AF = Hoot a = 851 -646, 
p v — 1655-94. 
