To calculate the static coefficient of friction (µ), the equation used is µ = tan(θ), where θ represents the maximum angle at which an object can rest on a slope without slipping. The discussion clarifies that the initial confusion arose from a misrepresentation of "tan" as a different symbol. The participants engage in a light-hearted exchange about the clarity of the explanation provided. The focus remains on understanding the relationship between mass, angle, and friction in this context. Overall, the thread emphasizes the importance of accurately applying the correct mathematical concepts in physics.