GVL4 M-Files: Chapter 5
Demos
| ShowHouseQR | QR factorization via Householder | 
| ShowHouseQRpiv | QR factorization with column pivoting via Householder | 
| ShowHessQR | QR factorization of upper Hessenberg matrix | 
| ShowGivensQR | QR factorization via Givens rotations | 
| ShowBlockQR | compares two block methods for QR | 
| ShowOrthogReps | three ways to represent a product of Householders | 
| ShowCGS | classical Gram-Schmidt | 
| ShowMGS | modified Gram-Schmidt | 
| ShowFullRankLS | several methods for full rank LS | 
| ShowRankDefLS | several methods for rank-deficient LS | 
| ShowHouseBidiag | Householder bidiagonalization | 
| ShowUnder | underdetermined systems | 
Functions
| House | build a Householder transformation | 
| BackAccum | accumulate a product of Householders | 
| Givens | build a Givens rotation | 
| GivensQR | Givens QR factorization | 
| HessQR | QR factorization of a Hessenberg matrix | 
| HouseQR | Householder QR factorization | 
| HouseQRpiv | Householder QR factorization with column pivoting | 
| WY | WY representation of Householder products | 
| BlockHouseQR | block Householder QR factorization | 
| RecursiveBlockQR | recusive block QR factorization | 
| CGS | classical Gram-Schmidt | 
| MGS | modified Gram-Schmidt | 
| HouseBidiag | Householder bidiagonalization |