Test case -- Greatest common divisor:

f = (cc^6) (aa^4) (bb^4),
g = (dd^3) (aa^4) (ee^4),
where aa = (x - 0.53), bb = (x - 0.81), cc = (x - 0.19),
and dd = (x - 0.24), ee = (x - 0.66).

Norms of the remainders:
rf = 0.000000049069342696
rg = 0.000000008125819765

Bernstein coefficients of the gcd (Normalized):
Computed              True                  Error
3.5609666466404506    3.5609669095929837    -0.0000002629525331
-3.1578378978743662    -3.1578385802050986    0.0000006823307324
2.8003466854390271    2.8003474201818794    -0.0000007347428523
-2.4833265616760039    -2.4833269575197794    0.0000003958437755
2.2021957070666418    2.2021956038382946    0.0000001032283472
