BSpline Finite Element Exterior Calculus
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m_qr_factorisation Module Reference

Module for Householder QR factorisation and solving (small, dense) linear systems. More...

Data Types

interface  orthogonalize
 Compute orthogonal matrix Q from QR factorization. More...
 
interface  qr_solve
 Out-of-place QR factorisation and solving linear systems. More...
 
interface  qr_solve_inplace
 In-place QR factorisation and solving linear systems. More...
 

Detailed Description

Module for Householder QR factorisation and solving (small, dense) linear systems.

A factorisation of the form A(:, p) = Q * R, Q' * Q = I, is computed, where R is upper triangular, Q is orthogonal and p is a permutation of the columns of A.