What’s the number of kisses?

References: Numberphile

Although we use the word “kiss” in our daily lives to express our love, we will not talk about love in this article. Let us first clarify how the word “kiss” is used in other contexts: For example, in the game of billiards, the contact between hard balls is also called a “kiss”. The number of times these balls touch each other is called the “Kiss Count”. The actual origin of the number of kisses is based on a problem that arose as a…