2.5.172 Xnum
Xnum is a 64-bit binary floating-point number as defined in [IEEE754]. This value MUST NOT<74> be infinity, denormalized, not-a-number (NaN), or negative zero.
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Xnum is a 64-bit binary floating-point number as defined in [IEEE754]. This value MUST NOT<74> be infinity, denormalized, not-a-number (NaN), or negative zero.