(f, u, K)
return K.is_negative(dmp_ground_LC(f, u, K))
Return ``True`` if ``LC(f)`` is negative.

    Examples
    ========

    >>> from sympy.polys.domains import ZZ
    >>> from sympy.polys.densebasic import dmp_negative_p

    >>> dmp_negative_p([[ZZ(1)], [-ZZ(1)]], 1, ZZ)
    False
    >>> dmp_negative_p([[-ZZ(1)], [ZZ(1)]], 1, ZZ)
    True
Return ``True`` if ``LC(f)`` is negative.
Return True if LC ( f ) is negative .
def dmp_negative_p(f, u, K):
    """
    Return ``True`` if ``LC(f)`` is negative.

    Examples
    ========

    >>> from sympy.polys.domains import ZZ
    >>> from sympy.polys.densebasic import dmp_negative_p

    >>> dmp_negative_p([[ZZ(1)], [-ZZ(1)]], 1, ZZ)
    False
    >>> dmp_negative_p([[-ZZ(1)], [ZZ(1)]], 1, ZZ)
    True

    """
    return K.is_negative(dmp_ground_LC(f, u, K))
def dmp_negative_p ( f , u , K ) : return K . is_negative ( dmp_ground_LC ( f , u , K ) )