Spot operator: opSpot/lsqr | Spot Home Page |
LSQR LSQR Method. X = lsqr(A,B) attempts to solve the least-squares problem minimize || A*X - B ||_2 This routine is simply a wrapper to Matlab's own LSQR routine, and the argument list variations described in Matlab's LSQR documentation are also allowed here. The usage is identical to Matlab's default version, except that the first argument must be a Spot operator.