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is_pzero | Function (ROM Call 0x301) |
AMS 1.01 or higher | math.h, timath.h |
short is_pzero (float x); |
Checks whether the argument is positive zero.
is_pzero returns TRUE if x is a positive zero (i.e. infinitely small positive quantity, see POSITIVE_ZERO), else returns FALSE. This function is an alias for TIOS function originally called is_float_positive_zero.