Brodetsky, Selig, 1888-1954 · London, G. Bell and Sons, Ltd. · leaf 145
EMPIRICAL NOMOGRAMS 127 For the former we have a =siii x, for the latter we have a^sm.x-\-\x. If we wish the nomogram to read in degrees, we take a;-0°, 10°, 20°, 30°, 40°, 50°, 60°, 70°, 80°, 90°. X … Fi(i. C2. This means that we have to join the point 6=0 to the a points 0, 017, 0-34, 0-50, 0-64, 0-77, 0-87, 0-94, 0-99, 10 ; and the point 6= —0-5 to the a points 0, 0-26, 0-52, 0-76, 0-99, 1-20, 1-39, 1-55, 1-68, 1-79. The respective intersections give the x points for
Nomography (Mathematics)
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