| amd_order {SparseChol} | R Documentation |
AMD ordering
Description
AMD ordering
Usage
amd_order(mat)
Arguments
mat |
A matrix |
Details
Generates the approximate minimum degree ordering of the matrix for use in efficient Cholesky decomposition of PAP^T.
Value
A list with the permutation vector and it's inverse.
[Package SparseChol version 0.3.1 Index]