qnewton: nsteps=2000 ngood=101 nbad=1899 fx=6.4e-03
i=0 ai,bi,wi = -1.26467 0.681133 1.75317
i=1 ai,bi,wi = -0.0897108 0.487341 2.93784
i=2 ai,bi,wi = -0.338725 0.564949 0.218215
i=3 ai,bi,wi = 1.06694 0.612682 2.03735