Poisson-Charlier Function
where
is a Pochhammer Symbol and 
is a Confluent Hypergeometric Function.See also Poisson-Charlier Polynomial- Link Diagram
- Linking Number
- Links Curve
- Linnik's Constant
- Linnik's Theorem
- Lin's Method
- Liouville Function
- Liouville Measure
- Liouville Number
- Liouville Polynomial Identity
- Liouville-Roth Constant
- Liouville's Boundedness Theorem
- Liouville's Conformality Theorem
- Liouville's Conic Theorem
- Liouville's Constant
- Liouville's Elliptic Function Theorem
- Liouville Space
- Liouville's Phase Space Theorem
- Liouville's Rational Approximation Theorem
- Liouville's Sphere-Preserving Theorem
- Lipschitz Condition
- Lipschitz Function
- Lipschitz's Integral
- Lissajous Curve
- Lissajous Figure