Next:
Implementation
Up:
Du Gua-Huat-Euler theorem
Previous:
Du Gua-Huat-Euler theorem
Contents
Mathematical background
Let
the polynomial:
If all the roots of
are real then [
13
]:
Conversely if this relation does not hold for some
(for example if a coefficient is 0 while its neighbor have same sign), then there are complex roots.
Jean-Pierre Merlet 2012-12-20