p-Layer
The 
-layer of 
, 
is the unique minimal Normal Subgroup of which maps onto 
.
- Dodecahedron 2-Compound
- Dodecahedron-Icosahedron Compound
- Dodecahedron Stellations
- Domain
- Domain Invariance Theorem
- Dome
- Dominance
- Domino
- Domino Problem
- Donaldson Invariants
- Donkin's Theorem
- Donut
- Doob's Theorem
- Dot
- Dot Product
- Variate
- Variation
- Variation Coefficient
- Variation of Argument
- Variation of Parameters
- Variety
- Varignon Parallelogram
- Varignon's Theorem
- Vassiliev Polynomial
- Vault