Woods, Frederick S. (Frederick Shenstone), 1864-, Bailey, Frederick H. (Frederick Harold), 1865- · Boston, New York [etc.] Ginn and Company · leaf 127
axis of x, P(x, y) the point which describes the trochoid, andK the point in which the line CP meets the circle. Take asthe origin 0 the point found by rolling the circle toward theleft until A is on the axis of x. Then ON = arc NX. … Draw PM and CN perpendicular to OX, and through P a lineparallel to OX, meeting CN, or CN produced, in R. Let theradius of the circle be a, CP be h, and angle NCP be <f). Then x=OM=ON-MN = arc NK— PR = d(f) — h sin (p.y = MP = NC - RC a h cos THE EPICYCLOID 111 57. The epicycloid. When a circle…
Geometry, Analytic · Calculus
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