eye - identity matrix and preconditionner (rheolef-7.2)

Pierre Saramito <Pierre.Saramito@imag.fr>

Copyright (C) 2000-2018 Pierre Saramito <Pierre.Saramito@imag.fr> GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. rheolef Version 7.2 eye(5rheolef)

Following e.g. octave, eye denotes the identity matrix. Here, eye()isafunctioncallthatreturnstheidentitypreconditionnerasasolver(4). The dimensions of eye()aredeterminedbythecontext.Thisclassisusefulinthecontextofpreconditionnerinterfaces:itallowsonetospecifyado-nothingpreconditionner.Seee.g.cg(5)foranexample.

This documentation has been generated from file linalg/lib/eye.h

eye - identity matrix and preconditionner (rheolef-7.2)