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is_negative_coef( Coef c)

Virtual Predicate
Defined in:
CU.coef2ff, CU.coef2rf or CU.coef2rn.
Returns TRUE if c is negative, where c is an element of the chosen domain of coefficients.
See also:
Section 4.2.

windsteiger wolfgang
Thu Sep 3 14:50:07 MDT 1998