In computer science, a binary search or half-interval search algorithm finds the position of a target value within a sorted array. The binary search algorithm can be classified as a dichotomic divide and conquer search algorithm and executes in ...

In mathematics, the factorial of a non-negative integer n, denoted by n !, is the product of all positive integers less than or equal to n. For example, The value of 0! is 1, according to the convention for an empty product. The factorial ...

In mathematics, the Fibonacci numbers or Fibonacci sequence are the numbers in the following integer sequence : or (often, in modern usage): By definition, the first two numbers in the Fibonacci sequence are either 1 and 1, or 0 and 1, depending ...