solving 25 dof system to machine precision using arnoldi solver

residual decreased by 15.7 orders using 0 krylov vectors

residual decreased by 0.0 orders using 1 krylov vectors

solver returned with residual 8e-17

solving 1226 dof system to machine precision using arnoldi solver

residual decreased by 13.2 orders using 0 krylov vectors

residual decreased by 0.8 orders using 1 krylov vectors

residual decreased by 0.0 orders using 2 krylov vectors

residual decreased by 0.0 orders using 3 krylov vectors

solver returned with residual 2e-17

optimum value 8.68e-05

estimated residual minimum at 62% of update vector

estimated residual minimum at 104% of update vector

update accepted at relaxation 0.62346

estimated residual minimum at 148% of update vector

update accepted at relaxation 0.64628

estimated residual minimum at 43% of update vector

estimated residual minimum at 93% of update vector

update accepted at relaxation 0.40932

estimated residual minimum at 258% of update vector

update accepted at relaxation 0.37865

estimated residual minimum at 134% of update vector

update accepted at relaxation 0.75731

estimated residual minimum at 101% of update vector

update accepted at relaxation 1

estimated residual minimum at 100% of update vector

update accepted at relaxation 1

estimated residual minimum at 100% of update vector

update accepted at relaxation 1

converged in 8 steps to residual 6.0e-13

optimum value 3.54e-04