Self-Adjoint Matrix
A Matrix A for which
where the Adjoint Operator is denoted
, 
is the Matrix Transpose, and 
is theComplex Conjugate. If a Matrix is self-adjoint, it is said to be Hermitian.See also Adjoint Operator, Hermitian Matrix, Matrix Transpose- Discriminant (Polynomial)
- Discriminant (Quadratic Curve)
- Discriminant (Quadratic Form)
- Discriminant (Second Derivative Test)
- Disdyakis Dodecahedron
- Disdyakis Triacontahedron
- Disjoint
- Disjunction
- Disjunctive Game
- Disk
- Disk Covering Problem
- Disk Lattice Points
- Dispersion Numbers
- Dispersion Relation
- Dispersion (Sequence)
- Dispersion (Statistics)
- Disphenocingulum
- Disphenoid
- Dissection
- Dissection Puzzles
- Dissipative System
- Distance
- Distinct Prime Factors
- Distribution
- Distribution Function