% Covariance matrix reconstructed from Lanczos vectors.
% 
% A = CovarLanczos(Q,T)
%
% Return a covariance matrix, factorized into A = Q * T * Q'
% where Q'*Q = I and T is a tridiagonal matrix.

function retval = CovarLanczos(Q,T)

self.Q = Q;
self.T = T;

retval = class(self,'CovarLanczos');

% Copyright (C) 2014 Alexander Barth <a.barth@ulg.ac.be>
%
% This program is free software; you can redistribute it and/or modify it under
% the terms of the GNU General Public License as published by the Free Software
% Foundation; either version 2 of the License, or (at your option) any later
% version.
%
% This program is distributed in the hope that it will be useful, but WITHOUT
% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
% FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
% details.
%
% You should have received a copy of the GNU General Public License along with
% this program; if not, see <http://www.gnu.org/licenses/>.
