I think that one of the most beautiful branches of mathematics is discrete mathematic, and here I would emphasize the combinatorics and probability theory. Background Introduction Counting How many they are? Factorial Permutations Combinations Probability Background While I was…

## Poker probability

Have you ever wondered what are the chances that you get a quads (four of a kind) when playing poker? Well, that depends on how many cards the hand has because there are several poker variants, right? These kind of…