👉 The term "ulidian" is a term used in mathematical notation to denote a sequence of numbers that are all different from each other. The sequence starts with 1 and then follows a pattern where each subsequent number is obtained by dividing the previous one by 2, repeating this process until reaching zero. This pattern continues indefinitely. For example, the sequence starting with 1, 1/2, 1/4, 1/8, etc., can be represented as: ```