aff2ab - linear (affine) function to a,b conversion  
balanc - matrix or pencil balancing  
bdiag - block diagonalization, generalized eigenvectors  
chfact - sparse cholesky factorization  
chol - cholesky factorization  
chsolve - sparse cholesky solver  
coff - resolvent (cofactor method)  
colcomp - column compression, kernel, nullspace  
companion - companion matrix  
cond - condition number  
det - determinant  
ereduc - computes matrix column echelon form by qz transformations  
exp - element-wise exponential  
expm - square matrix exponential  
fstair - computes pencil column echelon form by qz transformations  
fullrf - full rank factorization  
fullrfk - full rank factorization of a^k  
givens - givens transformation  
glever - inverse of matrix pencil  
gschur - generalized schur form (matrix pencils).  
gspec - eigenvalues of matrix pencil  
hess - hessenberg form  
im_inv - inverse image  
inv - matrix inverse  
kernel - kernel, nullspace  
kroneck - kronecker form of matrix pencil  
linsolve - linear equation solver  
lu - lu factors of gaussian elimination  
ludel - utility function used with lufact  
lufact - sparse lu factorization  
luget - sparse lu factorization  
lusolve - sparse linear system solver  
lyap - lyapunov equation  
nlev - leverrier's algorithm  
orth - orthogonal basis  
pbig - eigen-projection  
pencan - canonical form of matrix pencil  
penlaur - laurent coefficients of matrix pencil  
pinv - pseudoinverse  
polar - polar form  
proj - projection  
projspec - spectral operators  
psmall - spectral projection  
qr - householder orthogonal reflexion matrix  
qr - qr decomposition  
quaskro - quasi-kronecker form  
randpencil - random pencil  
range - range (span) of a^k  
rank - rank  
rcond - inverse condition number  
rowcomp - row compression, range  
rowshuff - shuffle algorithm  
rref - computes matrix row echelon form by lu transformations  
schur - [ordered] schur decomposition  
spaninter - subspace intersection  
spanplus - sum of subspaces  
spantwo - sum and intersection of subspaces  
spchol - sparse cholesky factorization  
spec - eigenvalues  
sqroot - w*w' hermitian factorization  
sva - singular value approximation  
svd - singular value decomposition  
sylv - sylvester equation.  
trace - trace  
