Fix note

spec.emu

@@ -719,7 +719,7 @@ location: https://github.com/tc39/proposal-decimal/
 
   <emu-clause id="sec-decimal128.prototype.notequals">
     <h1>Decimal128.prototype.notEquals ( _x_ )</h1>
-    <p>This method returns either *true* or *false* according as the current Decimal128 object has a different mathematical value as the given Decimal128 object. The value *false* is returned if the current Decimal128 object or the argument is a NaN.</p>
+    <p>This method returns either *true* or *false* according as the current Decimal128 object has a strictly smaller mathematical value as that of the given Decimal128 object. The value *false* is returned if either the current Decimal128 object or the argument is a NaN.</p>
     <p>It performs the following steps when called:</p>
     <emu-alg>
       1. Let _O_ be the *this* value.