Block Category: Transcendental

Inputs: Scalars

Description: The cos block produces the cosine of the input signal. The input signal must be represented in radians.

Label: Indicates a user-defined block label that appears when View > Block Labels is activated.



1. Computation of cos(2θ) = 2cos2(θ) - 1

With θ chosen to be π/3, the above trigonometric identity is realized as: