l=1  ||U||^2=2.8153e-05 ||W||^2=3.1444e-06 ||DU||^2=5.8227e-01 ||DW||^2=2.2980e-01
     <DU,W>=-5.517991334980e-04  <U,DW>=-6.766742583731e-04  difference=1.248751248751e-04   int x phi^2 dx=1.248751248751e-04
l=2  ||U||^2=2.3863e-05 ||W||^2=2.3145e-06 ||DU||^2=3.0864e+00 ||DW||^2=1.2598e+00
     <DU,W>=-8.252857174249e-04  <U,DW>=-9.501608423000e-04  difference=1.248751248751e-04   int x phi^2 dx=1.248751248751e-04
l=3  ||U||^2=1.9124e-05 ||W||^2=1.5449e-06 ||DU||^2=3.6125e+01 ||DW||^2=1.4993e+01
     <DU,W>=-1.542503633242e-03  <U,DW>=-1.667378758117e-03  difference=1.248751248751e-04   int x phi^2 dx=1.248751248751e-04
distance from (1,0) to z=+inf along x=1 is at most int_0^inf dz/F(1,z) = 1.570796326795 (= pi/2)
