Z-
The Negative Integers ..., 
, 
, 
.
- Director Curve
- Direct Product (Group)
- Direct Product (Matrix)
- Direct Product (Set)
- Direct Product (Tensor)
- Directrix (Conic Section)
- Directrix (Graph)
- Directrix (Ruled Surface)
- Direct Search Factorization
- Direct Sum (Module)
- Dirichlet Beta Function
- Dirichlet Boundary Conditions
- Dirichlet Conditions
- Dirichlet Divisor Problem
- Dirichlet Energy
- Dirichlet Eta Function
- Dirichlet Fourier Series Conditions
- Dirichlet Function
- Dirichlet Integrals
- Dirichlet Kernel
- Dirichlet Lambda Function
- Dirichlet L-Series
- Dirichlet Region
- Dirichlet's Boxing-In Principle
- Dirichlet's Box Principle