How do you quantify something as complex and personal as humor? Mathematicians have now developed a mathematical method of doing just that -- and it might not be quite as personal as we think.
Let $latex {X}&fg=000000$ and $latex {Y}&fg=000000$ be two random variables taking values in the same (discrete) range $latex {R}&fg=000000$, and let $latex {E}&fg=000000$ be some s…
A Math Brain Teaser: Suppose you're in a hallway lined with 100 closed lockers. You begin by opening every locker. Then you close every second locker. Then you go to every third locker and open it...