docs: function normalize( x ) {
  	if (
  		x !== x ||
  		x === pinf ||
  		x === ninf
  	) {
  		return [ x, 0 ];
  	}
  	if ( x !== 0 && abs( x ) < SMALLEST_FLOAT32 ) {
  		x = toFloat32( x*SCALAR );
  		return [ x, -23 ];
  	}
  	return [ x, 0 ];
  }