Category:Definitions/Factorials

From ProofWiki
Jump to navigation Jump to search

This category contains definitions related to Factorials.
Related results can be found in Category:Factorials.


The factorial of $n$ is defined as:

\(\ds n!\) \(=\) \(\ds \prod_{k \mathop = 1}^n k\)
\(\ds \) \(=\) \(\ds 1 \times 2 \times \cdots \times \paren {n - 1} \times n\)

where $\ds \prod$ denotes continued product.