L. Franklin Kemp
(Co)Sine Clock Company, Plano Texas.
Abstract: (Co)Sine Clock is a unit circle clock that tells time and trigonometry. Study of the movement of cosine and sine hands reveals their derivatives, uniform circular motion, and simple harmonic motion. Low order polynomial interpolations lead to their power series expressions which appear to defy periodicity.
Pages: 235 – 238 | Full PDF Paper