DFP method

 DFP update

 Damped Newton method

DantzigWolfe decomposition

 Dead end elimination

 Decision variable

Decomposition principle

 Decoupling principle

 Degeneracy

Degeneracy graph

 Degenerate polyhedron

 Degree2 inequality

Degree of difficulty

 Density

 Detached coefficient form

Dichotomous search

 Diet problem

 Digraph

Dijkstra algorithm

 Dimension

 Diophantine equations

Directed tree search

 Directional arc consistency

 Directional derivative

Discount rate

 Discrete program

 Disjunctive constraint

Disjunctive normal form

 Disjunctive program

 Divide and conquer

Domain

 Dominance

 Doubly stochastic matrix

Dual

 Dual degeneracy

 Dual method

Dual norm

 Dual price

 Duality

Duality gap

 Duality theorems

 Dynamic CSP

Dynamic program

