1. A 4-quadrant cosine-synthesis circuit
- Author
-
G. Renkema and E. Seevinck
- Subjects
Control theory ,Mathematical analysis ,Equivalent circuit ,Trigonometric functions ,Differentiable function ,Discrete circuit ,Algebraic number ,Classification of discontinuities ,Astrophysics::Galaxy Astrophysics ,Linear circuit ,Mathematics ,Quadrant (plane geometry) - Abstract
A circuit implementing an algebraic approximation to the cosine function, valid in all four quadrants with an error of 0.6% will be described. The approximation results in a smooth, differentiable function, without slope discontinuities.
- Published
- 1982
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