code: function( num ) {
  		var n = new Buffer(8);
  		if (SAFE) { if (num == 0.0) { }
  		else if (Math.abs(num) < 1.7E-108) 
  			throw new Errors.PackError('Packing float bigger than 64-bits ('+num+')!');
  		else if (Math.abs(num) > 1.7E+108) 
  			throw new Errors.PackError('Packing float bigger than 64-bits ('+num+')!');
  		}
  		packViewF64[0] = num;
  		for (var i=0; i<8; ++i) n[i]=packViewU8[i];
  		return n;
  	}
docs: Pack accelerators