The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 325
- = a a- -/ = 13-645 6 e d = l-23 *4 = R2-0 4= = 6i2V = 12-527 d c = 2-87 c c = R2 —0 c = c c^ a/ = 10-42 1 c i = 3-l dd = R^-Od^ = ddV = 6-831 A a = 3-12 e e = R2-0e2=-e eV = 3-885 a 0 = 3-13 = 32-626 36-1751-167 Divisions ore B E or B /.B a = l-80a 4=1-816 0 = 3-22e rf=3-20d e = 3-15e /=3-14… … Ordinates of Ellipse.The one semi-axis is to the other as the circle to the ellipse,—or BO : OE :: aa : aa (14 : 6 :: 13-645 : 5-848) = 5-8484 i (14 : 6 :: 12-527 : 5-368) = 5-368e e (14 : 6 :: 10-42 : 4-465) = 4-465dd(14:6:: 6-831 : 2-892) = 2-892oe(14:6:: 3-885 : 1-665) = 1-665 To find the…
Architecture · Civil engineering · Science
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