b=1.800 B=2 m=20 MARKED: status optimal  beta=0.954244  (beta1=0.919874, g22(0)/2=1.9466, g12hat(0)=1.9122)  value 1-M/beta with M from window
   check: min g11 -6.37e-08  min g12 -3.43e-06  min g22 -6.06e-06 (x in (0,30))
   check: min eigenvalue of Hhat on fine xi grid -6.07e-06 (at xi=0.8775)
