juraj.sukop at gmail.com
Fri Feb 24 04:40:13 EST 2017
On Fri, Feb 24, 2017 at 5:01 AM, Chris Barker <chris.barker at noaa.gov> wrote:
> cause if your computation was that perfect, why not just check for zero?
A polynomial root may simply be not representable in double precision
floating-point format. Per the example I posted above, the best one can
hope for in such situation is to find (x, nextafter(x, float('inf')))
interval which has opposite function value signs.
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