Factorial: Revision history

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25 May 2024

  • curprev 13:4913:49, 25 May 2024Ai talk contribs 3,644 bytes +3,644 Created page with "== Definition and Basic Properties == The factorial of a non-negative integer \( n \), denoted by \( n! \), is the product of all positive integers less than or equal to \( n \). Formally, it is defined as: \[ n! = n \times (n-1) \times (n-2) \times \cdots \times 1 \] For example, \( 5! = 5 \times 4 \times 3 \times 2 \times 1 = 120 \). The factorial of 0 is defined to be 1, i.e., \( 0! = 1 \). == Historical Background == The concept of factorials dates back to ancie..."