Transitivity Class
Let 
be the group of symmetries which map a Monohedral Tiling 
onto itself. The Transitivity Classof a given tile T is then the collection of all tiles to which T can be mapped by one of the symmetries of .
References
Berglund, J. ``Is There a 
-Anisohedral Tile for 
?'' Amer. Math. Monthly 100, 585-588, 1993.
- Laguerre-Gauss Quadrature
- Laguerre Polynomial
- Laguerre Quadrature
- Laguerre's Method
- Laguerre's Repeated Fraction
- Laisant's Recurrence Formula
- Lakshmi Star
- Lal's Constant
- Laman's Theorem
- Lambda Calculus
- Lambda Function
- Lambda Group
- Lambda Hypergeometric Function
- Lambert Azimuthal Equal-Area Projection
- Lambert Conformal Conic Projection
- Lambert Series
- Lambert's Method
- Lambert's Transcendental Equation
- Lambert's W-Function
- Lamina
- Laminated Lattice
- Lam's Problem
- Lamé Curve
- Lamé Function
- Lamé's Differential Equation