symmetric matrix
diagonal matrix
singular matrix
direct sum
subdiagonal
superdiagonal
defective matrix
diagonalisation
scalar matrix
diagonalization
nonsingular matrix
tridiagonality
perimatrix
point
division algebra
diagonal element
identity matrix
trace
conference matrix
antidiagonal
elliptope
lumpability
tridiagonalization
Hankel matrix
principal diagonal
unit matrix
main diagonal
primitive element
unitary
secondary diagonal
matrix addition
hemicube
singular value decomposition
spinor
pivot operation
epicycloid
clinoaxis
array
trapezoid
circulant
sparsing
eigenvalue of a square matrix
characteristic root of a square matrix
eigenvalue
eigenvalue of a matrix
adjacency matrix
superflip
congruence
continuant
spectrahedron