Top
Back: boundposDes
Forward: allrealst
FastBack: rootsmr_lib
FastForward: Tropical Geometry
Up: rootsur_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.12.8.6 boundDes

Procedure from library rootsur.lib (see rootsur_lib).

Usage:
boundDes(p); poly p

Return:
int: an upper bound for the number of real roots of p, with the same parity as the actual number of real roots of p.

Assume:
p is a univariate polynomial with rational coefficients

Example:
 
See also: boundBuFou.


Top Back: boundposDes Forward: allrealst FastBack: rootsmr_lib FastForward: Tropical Geometry Up: rootsur_lib Top: Singular Manual Contents: Table of Contents Index: Index About: About this document
            User manual for Singular version 3-1-6, Dec 2012, generated by texi2html.