NEGATIVE_ZERO Constant (Pseudo-constant)

math.h, timath.h

Represents an infinitely small quantity which is known to be always non-positive.

NEGATIVE_ZERO is similar to POSITIVE_ZERO, but it represents an infinitely small quantity which is known to be always non-positive. The properties of NEGATIVE_ZERO are analog to the properties of POSITIVE_ZERO. To check whether a value is a negative zero, use is_nzero.