This effect can e.g. be employed for computing the QR decomposition of a matrix; one advantage over Householder transformations is that they can easily be parallelised, and another is that for many very sparse matrices they have lower operation count.
This effect can e.g. be employed for computing the QR decomposition of a matrix. They can easily be parallelised. One advantage over Householder transformations is this. They have lower operation count. This is for many very sparse matrices. Another is this.