QRDecomposition

QRDecomposition(A)

computes the QR decomposition of the matrix A. The QR decomposition is a decomposition of a matrix A into a product A = Q.R of an unitary matrix Q and an upper triangular matrix R.

See

• Wikipedia - QR decomposition

Examples

>> QRDecomposition({{1, 2}, {3, 4}, {5, 6}})
{
{{-0.16903085094570325,0.8970852271450604,0.4082482904638636},
 {-0.50709255283711,0.2760262237369421,-0.8164965809277258},
 {-0.8451542547285165,-0.3450327796711773,0.40824829046386274}},
{{-5.916079783099616,-7.437357441610944},
 {0.0,0.828078671210824},
 {0.0,0.0}}}

Implementation status

• ✅ - full supported

Github

• Implementation of QRDecomposition