Cosine Sign Correlation

Shilin Dou, Ansel Goh, Kevin Liu +2

Fix $\left\{a_1,\dots ,a_n\right\}\subset \mathbb{N}$, and let $x$ be a uniformly distributed random variable on $[0,2\pi ]$. The probability $\mathbb{P}(a_1,\dots ,a_n)$ that $\co…