View source for L n(x)=(e^x/n!)d^n/dx^n(x^n e^(-x))

==Theorem==
The following formula holds:
$$L_n(x) = \dfrac{e^x}{n!} \dfrac{\mathrm{d}^n}{\mathrm{d}x^n} (x^n e^{-x}),$$
where $L_n$ denotes [[Laguerre L]] and $e^x$ denotes the [[exponential]] function.

==Proof==

==References==
* {{BookReference|Special Functions for Scientists and Engineers|1968|W.W. Bell|prev=Generating function for Laguerre L|next=findme}}: Theorem 6.2

[[Category:Theorem]]
[[Category:Unproven]]