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D.12.8.5 boundposDes
Procedure from library rootsur.lib (see rootsur_lib).
- Usage:
- boundposDes(p); poly p
- Return:
- int: an upper bound for the number of positive roots of p, with
the same parity as the actual number of positive roots of p.
- Assume:
- p is a univariate polynomial with rational coefficients
Example:
See also:
boundBuFou.
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