importing NGSolve-6.2.2301
ndof=17666
Newton iteration  0
Energy:  10885.297310559934
err =  134.41745112525675
Newton iteration  1
Energy:  1851.2717270545445
err =  3.520241113167497e-13
Newton iteration  2
Energy:  1851.2717270545434
err =  2.7712085873730796e-14
Newton iteration  3
Energy:  1851.2717270545431
err =  2.528505343928684e-14
Newton iteration  4
Energy:  1851.271727054543
err =  2.519819156469884e-14
Newton iteration  5
Energy:  1851.2717270545434
err =  2.4987110337264233e-14
Newton iteration  6
Energy:  1851.271727054543
err =  2.5129178000621558e-14
Warning: Newton might not converge! Error =  2.5129178000621558e-14
ndof =17666, toterr =4.876477257143417
refined ndof=18377
Newton iteration  0
Energy:  11932.74323049956
err =  141.99918334600062
Newton iteration  1
Energy:  1850.8591950340056
err =  3.604837910615203e-13
ndof =18377, toterr =3.681841266765617
refined ndof=20318
Newton iteration  0
Energy:  13563.241136686747
err =  153.05471783351092
Newton iteration  1
Energy:  1850.367811138927
err =  3.9739636939740144e-13