Q = orth(X)
Q = orth(X)
returns an orthonormal basis for the range of X
. The columns of Q
span the same space as the columns of X
, and the columns of Q
are orthogonal, so that
Q'*Q = eye(min(size(X)))The number of columns of
Q
is the rank of X
.
null
, qr
(c) Copyright 1994 by The MathWorks, Inc.