Update spec/index.html

Co-authored-by: Ted Thibodeau Jr <[email protected]>

Author: rubensworks

spec/index.html

@@ -7877,8 +7877,8 @@ <h4>RDF Dataset</h4>
           <div>
             <p>The concept of an <a data-cite="RDF12-CONCEPTS#dfn-rdf-dataset">RDF Dataset</a> is defined in [[RDF12-CONCEPTS]].</p>
             <p>For the following definitions, we capture each RDF dataset as a set:<br>
-              { G, (&lt;u<sub>1</sub>&gt;, G<sub>1</sub>), (&lt;u<sub>2</sub>&gt;, G<sub>2</sub>), . .
-              . (&lt;u<sub>n</sub>&gt;, G<sub>n</sub>) }<br>
+              { G, (&lt;u<sub>1</sub>&gt;, G<sub>1</sub>), (&lt;u<sub>2</sub>&gt;, G<sub>2</sub>),
+              ... (&lt;u<sub>n</sub>&gt;, G<sub>n</sub>) }<br>
               where G and each G<sub>i</sub> are graphs, and each &lt;u<sub>i</sub>&gt; is an IRI or blank node. Each
               &lt;u<sub>i</sub>&gt; is distinct.</p>
             <p>G is called the default graph. (&lt;u<sub>i</sub>&gt;, G<sub>i</sub>) are called named