Let \(k\in \mathbb{N}\). The factorial of \(k\) is defined by
\[ k! = 1 \cdot 2 \cdots (k-1) \cdot k. \]Estimates Link to heading
- \(k!\sim k^k\) (see (0x691b3150) )
Let \(k\in \mathbb{N}\). The factorial of \(k\) is defined by
\[ k! = 1 \cdot 2 \cdots (k-1) \cdot k. \]