2                           1.E-5   1. NONZERO RHS
     8     8     9   0.
   1.    1.    1.   .08    .5    .5    .5
     6                           1.E-8   2. REFINE ANSWER
     4                           1.E-5   3. SAME REGION
     8     8     9   1.
     2                           1.E-5   4. NEW REGION
     8     8     9   0.
   1.    1.    1. .0625  .5    .5    .5
     4                           1.E-8   5. SAME REGION
     8     8     9   0.
     2                           1.E-8   6. ERROR REGION
     8     8     9   0.
   1.    1.    1.    .5    .5    .5    .5
     1                           1.E-5   7. ZERO RHS
    16    16    17   1.
   1.    1.    1. .0625  .6    .6    .6
     3                           1.E-5   8. SAME REGION
    16    16    17   0.
     5                           1.E-8   9. REFINE ANSWER