Woods, Frederick S. (Frederick Shenstone), 1864-, Bailey, Frederick H. (Frederick Harold), 1865- · Boston, New York [etc.] Ginn and Company · leaf 139
le. When the origin is at the center ofthe circle, b = 0 and (1) becomes simply Fig. 107 When the origin is on the circle, b = a and (1) becomes r-2«cos(6>-«)=0;which may be written r = aQ cos 6 + ay sin 0, (3) where a0 and ax are the intercepts on the lines 6=0 and 6 = —respectively. When the… … THE LIMAgON 123
Geometry, Analytic · Calculus
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