Show pagesourceDiscussionOld revisionsBacklinksBack to top Table of Contents Poissonian Processes Mathematical Formulation Examples Approach to Normal This is an old revision of the document! Poissonian Processes A Poissonian Process is one governed by Poisson Statistics. Mathematical Formulation $$\mathbf{POISSON}(\mathcal{X}=x; \lambda) = \frac{lambda^{x}\exp^{-\lambda}}{x!}$$ Examples Approach to Normal