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D.8.7 signcond_lib

Library:
signcond.lib
Purpose:
Routines for computing realizable sign conditions
Author:
Enrique A. Tobis, etobis@dc.uba.ar

Overview:
Routines to determine the number of solutions of a multivariate polynomial system which satisfy a given sign configuration.

References:
Basu, Pollack, Roy, "Algorithms in Real Algebraic Geometry", Springer, 2003.

Procedures:

D.8.7.1 signcnd  The sign conditions realized by polynomials of P on a V(I)
D.8.7.2 psigncnd  Pretty prints the output of signcnd (l)
D.8.7.3 firstoct  The number of elements of V(I) with every coordinate > 0


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